Fast Forecast

WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Gardena 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Gardena

California, United States Of America

Long range weather outlook for Gardena includes 14 day forecast summary:

The forecast for Gardena in the coming two weeks is predicting the average daytime maximum temperature will be around 20°C, with a high for the two weeks of 23°C expected on the afternoon of Thursday 13th. The average minimum temperature will be 16°C, dipping to its lowest on the morning of Thursday 20th at 13°C. Expect the coming 14 days to have some days seeing a little precipitation and some days with rain. The indicators are that Saturday 15th will have the most precipitation with an accumulation of around 59.0mm. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 11
Nov		01:00

SE
SE

 2 / 4 mph 67 / 67°F 68% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 70%
Most Significant Cloud Type: high
70%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SE
SE

 4 / 7 mph 67 / 67°F 69% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SE
SE

 2 / 4 mph 67 / 66°F 72% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 44%
Most Significant Cloud Type: high
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

S
S

 4 / 5 mph 73 / 76°F 58% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 33%
Most Significant Cloud Type: high
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

 3 / 4 mph 75 / 77°F 54% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 82%
Most Significant Cloud Type: high
81%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

 6 / 7 mph 76 / 77°F 60% 1015 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 93%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

 6 / 7 mph 69 / 69°F 70% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 34%
Most Significant Cloud Type: high
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSW
SSW

 2 / 2 mph 69 / 69°F 69% 1017 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 97%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 12
Nov		22:00

SW
SW

 2 / 2 mph 70 / 70°F 65% 1017 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 13
Nov		01:00

W
W

 2 / 2 mph 68 / 68°F 68% 1017 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WNW
WNW

 1 / 1 mph 66 / 66°F 68% 1016 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WSW
WSW

 0 / 0 mph 66 / 65°F 67% 1017 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SE
SE

 4 / 5 mph 70 / 68°F 54% 1018 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

 6 / 7 mph 73 / 76°F 50% 1016 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 32%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

 5 / 6 mph 73 / 76°F 57% 1016 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 14%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSW
SSW

 4 / 4 mph 72 / 76°F 64% 1016 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 17%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SE
SE

 2 / 2 mph 69 / 69°F 69% 1016 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 14
Nov		01:00

ESE
ESE

 5 / 6 mph 67 / 67°F 73% 1016 mb
Low level cloud: 0%
Mid level cloud: 50%
High level cloud: 24%
Most Significant Cloud Type: medium
51%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SE
SE

 6 / 10 mph 65 / 65°F 71% 1015 mb
Low level cloud: 5%
Mid level cloud: 68%
High level cloud: 100%
Most Significant Cloud Type: medium
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SE
SE

 9 / 11 mph 66 / 64°F 80% 1015 mb
Low level cloud: 39%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

E
E

 6 / 8 mph 67 / 67°F 76% 1016 mb
Low level cloud: 78%
Mid level cloud: 95%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

ESE
ESE

 7 / 8 mph 69 / 69°F 67% 1014 mb
Low level cloud: 65%
Mid level cloud: 96%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SE
SE

 13 / 17 mph 70 / 69°F 77% 1014 mb
Low level cloud: 59%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
87%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

SE
SE

 11 / 14 mph 69 / 69°F 78% 1014 mb
Low level cloud: 84%
Mid level cloud: 56%
High level cloud: 92%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

E
E

 11 / 13 mph 67 / 67°F 85% 1013 mb
Low level cloud: 54%
Mid level cloud: 85%
High level cloud: 100%
Most Significant Cloud Type: low
96%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Sat 15
Nov		01:00

ESE
ESE

 11 / 19 mph 63 / 63°F 82% 1010 mb
Low level cloud: 94%
Mid level cloud: 96%
High level cloud: 70%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
04:00

ESE
ESE

 15 / 24 mph 62 / 62°F 91% 1009 mb
Low level cloud: 94%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
07:00

SE
SE

 14 / 24 mph 61 / 61°F 91% 1008 mb
Low level cloud: 90%
Mid level cloud: 71%
High level cloud: 92%
Most Significant Cloud Type: low
100%
Expect 0.7 In of precipitation over the past 3 hours.
0.7 In
10:00

NW
NW

 2 / 3 mph 66 / 64°F 87% 1010 mb
Low level cloud: 33%
Mid level cloud: 66%
High level cloud: 32%
Most Significant Cloud Type: low
59%
Expect 1.1 In of precipitation over the past 3 hours.
1.1 In
13:00

S
S

 8 / 13 mph 68 / 67°F 66% 1010 mb
Low level cloud: 1%
Mid level cloud: 38%
High level cloud: 26%
Most Significant Cloud Type: medium
41%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
16:00

SSE
SSE

 9 / 12 mph 68 / 67°F 65% 1009 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 32%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SE
SE

 9 / 11 mph 66 / 66°F 74% 1011 mb
Low level cloud: 9%
Mid level cloud: 43%
High level cloud: 18%
Most Significant Cloud Type: medium
70%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SE
SE

 13 / 19 mph 64 / 64°F 75% 1010 mb
Low level cloud: 63%
Mid level cloud: 100%
High level cloud: 3%
Most Significant Cloud Type: low
98%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Sun 16
Nov		01:00

SE
SE

 12 / 17 mph 63 / 63°F 79% 1010 mb
Low level cloud: 65%
Mid level cloud: 78%
High level cloud: 12%
Most Significant Cloud Type: low
94%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
04:00

ESE
ESE

 9 / 14 mph 63 / 63°F 82% 1010 mb
Low level cloud: 39%
Mid level cloud: 49%
High level cloud: 1%
Most Significant Cloud Type: low
55%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
07:00

E
E

 7 / 9 mph 64 / 62°F 81% 1011 mb
Low level cloud: 35%
Mid level cloud: 46%
High level cloud: 6%
Most Significant Cloud Type: low
51%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
10:00

ESE
ESE

 10 / 13 mph 66 / 65°F 69% 1012 mb
Low level cloud: 55%
Mid level cloud: 43%
High level cloud: 4%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SE
SE

 9 / 11 mph 68 / 67°F 67% 1010 mb
Low level cloud: 54%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSE
SSE

 8 / 9 mph 68 / 67°F 68% 1009 mb
Low level cloud: 37%
Mid level cloud: 21%
High level cloud: 3%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSE
SSE

 4 / 5 mph 67 / 67°F 76% 1010 mb
Low level cloud: 19%
Mid level cloud: 16%
High level cloud: 12%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSE
SSE

 5 / 6 mph 66 / 66°F 80% 1011 mb
Low level cloud: 37%
Mid level cloud: 18%
High level cloud: 6%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 17
Nov		01:00

SSW
SSW

 5 / 7 mph 62 / 62°F 83% 1011 mb
Low level cloud: 40%
Mid level cloud: 18%
High level cloud: 100%
Most Significant Cloud Type: low
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WSW
WSW

 4 / 6 mph 60 / 60°F 81% 1011 mb
Low level cloud: 40%
Mid level cloud: 28%
High level cloud: 100%
Most Significant Cloud Type: low
61%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
07:00

SSE
SSE

 5 / 8 mph 61 / 59°F 81% 1011 mb
Low level cloud: 14%
Mid level cloud: 20%
High level cloud: 100%
Most Significant Cloud Type: low
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SE
SE

 9 / 12 mph 64 / 63°F 71% 1012 mb
Low level cloud: 20%
Mid level cloud: 25%
High level cloud: 80%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SE
SE

 13 / 17 mph 66 / 65°F 71% 1010 mb
Low level cloud: 62%
Mid level cloud: 43%
High level cloud: 32%
Most Significant Cloud Type: low
81%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSW
SSW

 9 / 13 mph 66 / 66°F 82% 1010 mb
Low level cloud: 45%
Mid level cloud: 97%
High level cloud: 32%
Most Significant Cloud Type: low
82%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

ESE
ESE

 3 / 5 mph 65 / 65°F 83% 1011 mb
Low level cloud: 59%
Mid level cloud: 57%
High level cloud: 45%
Most Significant Cloud Type: low
84%
Expect 0.4 In of precipitation over the past 3 hours.
0.4 In
22:00

SE
SE

 9 / 13 mph 62 / 62°F 84% 1010 mb
Low level cloud: 62%
Mid level cloud: 64%
High level cloud: 100%
Most Significant Cloud Type: low
95%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 18
Nov		04:00

E
E

 5 / 9 mph 70 / 69°F 74% 1014 mb
Low level cloud: 14%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
15%
0.0 In
10:00

W
W

 2 / 4 mph 72 / 75°F 37% 1018 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 36%
Most Significant Cloud Type: medium
23%
0.0 In
16:00

WSW
WSW

 11 / 22 mph 70 / 70°F 47% 1012 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
22:00

N
N

 6 / 13 mph 72 / 76°F 56% 1013 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 70%
Most Significant Cloud Type: medium
8%
0.0 In
Wed 19
Nov		04:00

N
N

 5 / 10 mph 70 / 70°F 47% 1014 mb
Low level cloud: 0%
Mid level cloud: 50%
High level cloud: 100%
Most Significant Cloud Type: medium
54%
0.0 In
10:00

NNE
NNE

 4 / 7 mph 75 / 77°F 41% 1015 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
0.0 In
16:00

SSW
SSW

 9 / 19 mph 67 / 67°F 69% 1010 mb
Low level cloud: 69%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
71%
0.0 In
22:00

W
W

 4 / 9 mph 64 / 64°F 72% 1006 mb
Low level cloud: 70%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
75%
0.0 In
Thu 20
Nov		04:00

NNE
NNE

 3 / 7 mph 65 / 65°F 56% 1013 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 10%
Most Significant Cloud Type: medium
12%
0.0 In
10:00

E
E

 1 / 2 mph 69 / 69°F 50% 1011 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
16:00

SSW
SSW

 4 / 9 mph 71 / 71°F 44% 1015 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
22:00

NNE
NNE

 2 / 5 mph 65 / 65°F 53% 1013 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
0.0 In
Fri 21
Nov		04:00

ENE
ENE

 3 / 6 mph 67 / 67°F 57% 1019 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.0 In
10:00

SSE
SSE

 4 / 8 mph 69 / 69°F 51% 1017 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
0.0 In
16:00

WSW
WSW

 7 / 16 mph 71 / 71°F 48% 1019 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
0.0 In
22:00

W
W

 5 / 11 mph 70 / 70°F 57% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 19%
Most Significant Cloud Type: high
18%
0.0 In
Sat 22
Nov		04:00

NNW
NNW

 2 / 5 mph 70 / 70°F 51% 1019 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 11%
Most Significant Cloud Type: medium
1%
0.0 In
10:00

WNW
WNW

 1 / 2 mph 72 / 76°F 46% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
1%
0.0 In
16:00

WSW
WSW

 7 / 14 mph 74 / 77°F 49% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
22:00

W
W

 3 / 6 mph 73 / 77°F 61% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Sun 23
Nov		04:00

E
E

 2 / 5 mph 68 / 68°F 65% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 18%
Most Significant Cloud Type: high
17%
0.0 In
10:00

ESE
ESE

 0 / 1 mph 74 / 76°F 44% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
16:00

WSW
WSW

 4 / 8 mph 80 / 80°F 37% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
5%
0.0 In
22:00

WNW
WNW

 1 / 3 mph 76 / 78°F 49% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Mon 24
Nov		04:00

NNE
NNE

 5 / 10 mph 70 / 70°F 30% 1016 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 4%
Most Significant Cloud Type: medium
4%
0.0 In
10:00

NE
NE

 6 / 13 mph 74 / 73°F 18% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
16:00

WSW
WSW

 10 / 21 mph 74 / 76°F 44% 1011 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: high
8%
0.0 In
22:00

NNE
NNE

 9 / 18 mph 70 / 70°F 23% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Tue 25
Nov		04:00

WSW
WSW

 11 / 23 mph 61 / 61°F 64% 1005 mb
Low level cloud: 29%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
29%
0.0 In
10:00

N
N

 4 / 9 mph 72 / 72°F 19% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
16:00

N
N

 13 / 28 mph 64 / 64°F 29% 1002 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.0 In
22:00

NW
NW

 4 / 8 mph 74 / 76°F 35% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Wed 26
Nov		04:00

NNW
NNW

 5 / 10 mph 63 / 63°F 32% 1006 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
10:00

ESE
ESE

 3 / 7 mph 74 / 73°F 23% 1018 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 9%
Most Significant Cloud Type: medium
1%
0.0 In
16:00

WSW
WSW

 11 / 23 mph 63 / 63°F 32% 1010 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
22:00

SSW
SSW

 1 / 2 mph 74 / 76°F 37% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In

The day label given represents the local day relative to the local time for the location you are looking at.
(More Info)

Day

This time is corrected for local time zones and where possible for daylight saving times.
(More Info)

Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
(More Info)

Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
(More Info)

Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
(More Info)

Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
(More Info)

Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
(More Info)

Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
(More Info)

Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
(More Info)

Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
(More Info)

Pressure