San Juan

Current Weather

22°71°

Light Rain and Humid

Feels Like: 22°72°

Min: 19°66°

Max: 24°75°

The next few hours will be overcast, with today reaching 24°C and dropping to 19°C. The coming days will be light rain

Hourly Forecast
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Air Quality
18
Good

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

GoodHazardous
Daylight Hours

05:28

Sunrise

17:16

Sunset

11 hours 48 minutes of sunlight today
Moon

06:05

Moonrise

Daily Forecast

Today

19°66°
24°75°

Monday

19°66°
24°76°

Tuesday

18°65°
25°77°

Wednesday

17°63°
26°79°

Thursday

17°63°
26°78°

Friday

19°66°
24°76°

Saturday

19°66°
23°73°

Sunday

19°66°
23°73°

Monday

19°66°
24°75°

Tuesday

19°67°
24°74°
UV Index
Wear sunscreen
5Moderate
LowExtreme
Humidity
96%Very Humid
LowHigh
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Weather in San Juan today, October 11, 2026

Expect unsettled, showery conditions in San Juan on October 11, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans.Expect unsettled, showery conditions in San Juan on October 11, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans.

The day peaks near 24°C and cools toward 19°C. The air stays humid, with relative humidity between 94% and 99% and the peak around 15:00. Airflow remains manageable, reaching about 5 km/h around 23:00.The day peaks near 75°F and cools toward 66°F. The air stays humid, with relative humidity between 94% and 99% and the peak around 15:00. Airflow remains manageable, reaching about 3 mph around 23:00.

Afternoon showers stay in play, peaking near 100% around 14:00. Skies remain cluttered, with cover about 98% by 18:00. Expect visibility near 14.7 km, with poorer spells close to 2.2 km. Daylight runs from 05:28 to 17:16, lasting 11 hours 48 minutes of sunlight today.Afternoon showers stay in play, peaking near 100% around 14:00. Skies remain cluttered, with cover about 98% by 18:00. Expect visibility near 9.1 mi, with poorer spells close to 1.4 mi. Daylight runs from 05:28 to 17:16, lasting 11 hours 48 minutes of sunlight today.

The practical takeaway for San Juan on October 11, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 24°C.The practical takeaway for San Juan on October 11, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 75°F.

Frequently asked questions about weather in San Juan

How warm does it get in San Juan?

The warmest month in San Juan is May, with average high temperatures of 23°C. The average temperature during this period is around 19°C.The warmest month in San Juan is May, with average high temperatures of 74°F. The average temperature during this period is around 67°F.

How cold does it get in San Juan?

The coldest month in San Juan is February, with average low temperatures of 14°C. The average temperature during this period is around 18°C.The coldest month in San Juan is February, with average low temperatures of 58°F. The average temperature during this period is around 64°F.

What is the wettest time of year in San Juan?

The wettest month in San Juan is October, with an average of 513 mm of precipitation.The wettest month in San Juan is October, with an average of 20.2 in of precipitation.

What is the driest time of year in San Juan?

The driest month in San Juan is March, with an average of 52 mm of precipitation.The driest month in San Juan is March, with an average of 2.1 in of precipitation.

View full climate insights for San Juan →