San Juan

Current Weather

27°81°

Overcast

Feels Like: 32°89°

Min: 24°75°

Max: 28°83°

The next few hours will be humid and overcast, with today reaching 28°C and dropping to 24°C. The coming days will be light rain throughout the day and thunderstorms until night.

Hourly Forecast
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Air Quality
27
Good

Air quality is satisfactory, and air pollution poses little or no risk.

GoodHazardous
Daylight Hours

05:41

Sunrise

17:26

Sunset

11 hours 44 minutes of sunlight today
Moon

06:21

Moonrise

Daily Forecast

Today

24°75°
28°83°

Monday

24°75°
32°89°

Tuesday

24°75°
31°88°

Wednesday

23°74°
31°88°

Thursday

23°74°
32°89°

Friday

24°75°
31°89°

Saturday

24°74°
32°89°

Sunday

23°74°
32°89°

Monday

23°74°
31°88°

Tuesday

24°74°
31°88°
UV Index
No protection needed
1Low
LowExtreme
Humidity
93%Very Humid
LowHigh
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Weather in San Juan today, October 11, 2026

Rain features in San Juan on October 11, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise.Rain features in San Juan on October 11, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise.

Expect highs of 28°C and cooler readings close to 24°C. Moisture in the air spans 90%-99%, with the highest values around 18:00. Airflow remains manageable, reaching about 6 km/h around 18:00.Expect highs of 83°F and cooler readings close to 75°F. Moisture in the air spans 90%-99%, with the highest values around 18:00. Airflow remains manageable, reaching about 4 mph around 18:00.

Afternoon showers stay in play, peaking near 62% around 16:00. Skies remain cluttered, with cover about 100% by 17:00. Visibility stays generally good near 16.1 km on average, though it can drop toward 16 km in thicker cloud or showers. Sunrise is at 05:41 and sunset at 17:26, giving 11 hours 44 minutes of sunlight today.Afternoon showers stay in play, peaking near 62% around 16:00. Skies remain cluttered, with cover about 100% by 17:00. Visibility stays generally good near 10 mi on average, though it can drop toward 9.9 mi in thicker cloud or showers. Sunrise is at 05:41 and sunset at 17:26, giving 11 hours 44 minutes of sunlight today.

Overall, San Juan on October 11, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 62% and the high sits around 28°C.Overall, San Juan on October 11, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 62% and the high sits around 83°F.

Frequently asked questions about weather in San Juan

How warm does it get in San Juan?

The warmest month in San Juan is April, with average high temperatures of 38°C. The average temperature during this period is around 31°C.The warmest month in San Juan is April, with average high temperatures of 100°F. The average temperature during this period is around 89°F.

How cold does it get in San Juan?

The coldest month in San Juan is January, with average low temperatures of 24°C. The average temperature during this period is around 29°C.The coldest month in San Juan is January, with average low temperatures of 74°F. The average temperature during this period is around 84°F.

What is the wettest time of year in San Juan?

The wettest month in San Juan is October, with an average of 376 mm of precipitation.The wettest month in San Juan is October, with an average of 14.8 in of precipitation.

What is the driest time of year in San Juan?

The driest month in San Juan is February, with an average of 2 mm of precipitation.The driest month in San Juan is February, with an average of 0.1 in of precipitation.

View full climate insights for San Juan →