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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
Sat 03
Dec
08:00

SE
SE

3 / 0 mph 81 / 83°F 85% 1015 mb
Low level cloud: 27%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

ESE
ESE

5 / 9 mph 86 / 91°F 69% 1016 mb
Low level cloud: 31%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

ESE
ESE

5 / 12 mph 87 / 93°F 72% 1014 mb
Low level cloud: 36%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
40%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ESE
ESE

4 / 9 mph 85 / 91°F 78% 1013 mb
Low level cloud: 35%
Mid level cloud: 8%
High level cloud: 9%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

ESE
ESE

4 / 5 mph 80 / 87°F 90% 1015 mb
Low level cloud: 26%
Mid level cloud: 7%
High level cloud: 8%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

SE
SE

5 / 4 mph 79 / 86°F 91% 1015 mb
Low level cloud: 18%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 04
Dec
02:00

SSE
SSE

4 / 1 mph 78 / 84°F 91% 1014 mb
Low level cloud: 34%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
36%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

SSE
SSE

3 / 0 mph 77 / 82°F 91% 1013 mb
Low level cloud: 46%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

SE
SE

3 / 1 mph 82 / 84°F 82% 1015 mb
Low level cloud: 28%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

E
E

4 / 8 mph 87 / 90°F 62% 1016 mb
Low level cloud: 6%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

ENE
ENE

6 / 11 mph 86 / 89°F 62% 1014 mb
Low level cloud: 1%
Mid level cloud: 8%
High level cloud: 1%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ENE
ENE

6 / 9 mph 84 / 88°F 75% 1013 mb
Low level cloud: 5%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

5 / 5 mph 80 / 87°F 88% 1015 mb
Low level cloud: 8%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

3 / 1 mph 78 / 83°F 89% 1015 mb
Low level cloud: 12%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Guaynabo:

For Guaynabo in the coming week the average daytime maximum temperature will be around 48°C, with a high for the week of 62°C expected on the morning of Friday 9th. The mean minimum temperature will be 38°C, dipping to its lowest on the morning of Saturday 3rd at 20°C. The coming week will have mostly dry days although Saturday 03rd and Thursday 08th are likely to see a little rain. The indicators are that Saturday 3rd will have the most precipitation with an accumulation of around 4.0mm. 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.
(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