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Fullerton Weather Forecast

Temperature, wind, rain and more for Fullerton

California, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 31
Mar		01:00

WSW
WSW

 2 / 2 mph 66 / 66°F 77% 1014 mb
Low level cloud: 0%
Mid level cloud: 83%
High level cloud: 39%
Most Significant Cloud Type: medium
84%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 2 / 3 mph 65 / 65°F 79% 1014 mb
Low level cloud: 1%
Mid level cloud: 45%
High level cloud: 99%
Most Significant Cloud Type: medium
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

 4 / 5 mph 66 / 65°F 79% 1015 mb
Low level cloud: 10%
Mid level cloud: 46%
High level cloud: 52%
Most Significant Cloud Type: medium
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSE
SSE

 5 / 5 mph 73 / 70°F 62% 1015 mb
Low level cloud: 0%
Mid level cloud: 56%
High level cloud: 99%
Most Significant Cloud Type: medium
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

WSW
WSW

 8 / 9 mph 75 / 76°F 50% 1014 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

 8 / 9 mph 75 / 76°F 51% 1012 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: medium
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WNW
WNW

 14 / 16 mph 69 / 69°F 59% 1013 mb
Low level cloud: 0%
Mid level cloud: 58%
High level cloud: 71%
Most Significant Cloud Type: medium
61%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

WSW
WSW

 5 / 6 mph 68 / 68°F 55% 1014 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 95%
Most Significant Cloud Type: medium
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 01
Apr		01:00

WSW
WSW

 7 / 8 mph 67 / 67°F 58% 1013 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 5 / 6 mph 65 / 65°F 67% 1014 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

S
S

 4 / 4 mph 65 / 63°F 68% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

S
S

 7 / 8 mph 71 / 69°F 51% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

 11 / 13 mph 73 / 76°F 46% 1014 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

 12 / 14 mph 73 / 76°F 46% 1012 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

 11 / 12 mph 70 / 69°F 59% 1014 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SW
SW

 7 / 8 mph 66 / 66°F 64% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Fullerton:

The outlook for Fullerton in the week ahead shows the average daytime maximum temperature will be around 25°C, with a high for the week of 29°C expected on the afternoon of Sunday 5th. The average minimum temperature will be 18°C, dipping to its lowest on the morning of Friday 3rd at 16°C. Expect the next week to remain predominantly dry. On the whole winds are likely to be moderate.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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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.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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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.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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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.
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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.
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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.
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Pressure