San Juan

Current Weather

26°79°

Light Rain and Humid

Feels Like: 26°78°

Min: 24°75°

Max: 32°90°

The next few hours will be humid and overcast, with today reaching 32°C and dropping to 25°C. The coming days will be light rain

Hourly Forecast
26°80°26°79°26°79°26°78°26°78°25°78°25°77°25°77°25°77°25°76°25°76°25°76°25°76°25°76°26°78°27°81°28°83°29°85°30°87°31°88°30°85°28°82°26°79°26°79°
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96%
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96%
86%
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Air Quality
16
Good

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

GoodHazardous
Daylight Hours

05:33

Sunrise

17:21

Sunset

11 hours 48 minutes of sunlight today
Moon

06:11

Moonrise

Daily Forecast

Today

24°75°
32°90°

Monday

24°76°
31°88°

Tuesday

24°75°
32°90°

Wednesday

24°75°
32°90°

Thursday

24°75°
32°90°

Friday

24°75°
32°90°

Saturday

24°76°
31°88°

Sunday

24°75°
32°90°

Monday

24°75°
32°89°

Tuesday

24°75°
31°88°
UV Index
No protection needed
0Low
LowExtreme
Humidity
97%Very Humid
LowHigh
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Weather in San Juan today, October 11, 2026

San Juan starts October 11, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans.San Juan starts October 11, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans.

Expect highs of 32°C and cooler readings close to 24°C. Moisture in the air spans 97%-99%, with the highest values around 22:00. A lighter breeze peaks around 17:00 near 3 km/h.Expect highs of 90°F and cooler readings close to 75°F. Moisture in the air spans 97%-99%, with the highest values around 22:00. A lighter breeze peaks around 17:00 near 2 mph.

Expect the wet theme to continue later, as rain odds reach 62% near 17:00. Cloud amounts hold near 95% around 18:00. Visibility stays near 16.1 km. Expect sunrise at 05:33, sunset at 17:21, and 11 hours 48 minutes of sunlight today overall.Expect the wet theme to continue later, as rain odds reach 62% near 17:00. Cloud amounts hold near 95% around 18:00. Visibility stays near 10 mi. Expect sunrise at 05:33, sunset at 17:21, and 11 hours 48 minutes of sunlight today overall.

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 32°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 90°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 36°C. The average temperature during this period is around 30°C.The warmest month in San Juan is April, with average high temperatures of 96°F. The average temperature during this period is around 85°F.

How cold does it get in San Juan?

The coldest month in San Juan is January, with average low temperatures of 23°C. The average temperature during this period is around 27°C.The coldest month in San Juan is January, with average low temperatures of 73°F. The average temperature during this period is around 81°F.

What is the wettest time of year in San Juan?

The wettest month in San Juan is October, with an average of 370 mm of precipitation.The wettest month in San Juan is October, with an average of 14.6 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 1 mm of precipitation.The driest month in San Juan is February, with an average of 0 in of precipitation.

View full climate insights for San Juan →