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Guaynabo Weather Forecast

Temperature, wind, rain and more for Guaynabo

Puerto Rico

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 30
Dec		11:00

ENE
ENE

 6 / 8 mph 77 / 80°F 73% 1016 mb
Low level cloud: 80%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

ENE
ENE

 7 / 9 mph 80 / 81°F 64% 1014 mb
Low level cloud: 52%
Mid level cloud: 39%
High level cloud: 0%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ENE
ENE

 7 / 8 mph 79 / 80°F 71% 1013 mb
Low level cloud: 32%
Mid level cloud: 39%
High level cloud: 0%
Most Significant Cloud Type: low
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

NE
NE

 5 / 8 mph 74 / 77°F 73% 1015 mb
Low level cloud: 25%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

ENE
ENE

 5 / 9 mph 70 / 70°F 83% 1015 mb
Low level cloud: 30%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: low
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 31
Dec		02:00

E
E

 4 / 7 mph 69 / 69°F 86% 1014 mb
Low level cloud: 38%
Mid level cloud: 29%
High level cloud: 1%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

ESE
ESE

 4 / 7 mph 69 / 69°F 84% 1013 mb
Low level cloud: 45%
Mid level cloud: 39%
High level cloud: 0%
Most Significant Cloud Type: low
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ESE
ESE

 4 / 7 mph 73 / 76°F 80% 1016 mb
Low level cloud: 12%
Mid level cloud: 45%
High level cloud: 14%
Most Significant Cloud Type: medium
79%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

E
E

 10 / 11 mph 81 / 82°F 62% 1016 mb
Low level cloud: 10%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

E
E

 9 / 10 mph 82 / 82°F 59% 1014 mb
Low level cloud: 33%
Mid level cloud: 15%
High level cloud: 3%
Most Significant Cloud Type: low
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ENE
ENE

 6 / 8 mph 82 / 83°F 68% 1014 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

ENE
ENE

 4 / 4 mph 76 / 79°F 75% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: high
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

ENE
ENE

 2 / 5 mph 68 / 68°F 77% 1016 mb
Low level cloud: 4%
Mid level cloud: 4%
High level cloud: 1%
Most Significant Cloud Type: low
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Guaynabo:

Over the next 7 days the Guaynabo forecast suggests the average daytime maximum temperature will be around 27°C, with a high for the week of 29°C expected on the afternoon of Friday 3rd. The mean minimum temperature will be 21°C, dipping to its lowest on the morning of Wednesday 1st at 20°C. The week will have some days seeing a little precipitation and some days with rain. The indicators are that Sunday 1st will have the most precipitation with an accumulation of around 10.0mm. 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.
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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