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Local Weather

San Juan Weather Forecast

Temperature, wind, rain and more for San Juan

Puerto Rico

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Sun 22
Jan
02:00

N
N

4 / 3 mph 74 / 77°F 73% 1015 mb
Low level cloud: 44%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

N
N

4 / 4 mph 73 / 77°F 73% 1015 mb
Low level cloud: 31%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

N
N

4 / 5 mph 76 / 77°F 68% 1016 mb
Low level cloud: 25%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

NNE
NNE

8 / 9 mph 81 / 81°F 60% 1017 mb
Low level cloud: 31%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

NE
NE

8 / 12 mph 81 / 82°F 60% 1015 mb
Low level cloud: 16%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ENE
ENE

8 / 12 mph 80 / 80°F 63% 1014 mb
Low level cloud: 58%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

7 / 6 mph 76 / 79°F 68% 1015 mb
Low level cloud: 76%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

7 / 4 mph 74 / 77°F 73% 1016 mb
Low level cloud: 22%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 23
Jan
02:00

ESE
ESE

6 / 2 mph 73 / 77°F 75% 1015 mb
Low level cloud: 26%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

SE
SE

5 / 0 mph 71 / 71°F 78% 1014 mb
Low level cloud: 38%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

SE
SE

6 / 0 mph 76 / 77°F 77% 1015 mb
Low level cloud: 33%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

ESE
ESE

8 / 8 mph 83 / 84°F 65% 1017 mb
Low level cloud: 12%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

ESE
ESE

10 / 12 mph 85 / 87°F 64% 1014 mb
Low level cloud: 46%
Mid level cloud: 39%
High level cloud: 0%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

SE
SE

10 / 11 mph 83 / 84°F 65% 1013 mb
Low level cloud: 57%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

SSE
SSE

11 / 4 mph 77 / 80°F 72% 1014 mb
Low level cloud: 1%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

SSE
SSE

9 / 13 mph 76 / 79°F 74% 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 San Juan:

The next 7 day outlook for San Juan shows the average daytime maximum temperature will be around 29°C, with a high for the week of 31°C expected on the afternoon of Tuesday 24th. The average minimum temperature will be 22°C, dipping to its lowest on the morning of Monday 23rd at 23°C. The week ahead will 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