San Juan

Current Weather

26°79°

Clear

Feels Like: 26°79°

Min: 26°79°

Max: 26°79°

The next few hours will be mostly clear, with today reaching 26°C and dropping to 26°C. The coming days will be clear from afternoon until night.

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

07:26

Sunrise

18:59

Sunset

11 hours 32 minutes of sunlight today
Moon

08:12

Moonrise

19:35

Moonset

Daily Forecast

Today

26°79°
26°79°

Monday

26°78°
26°79°

Tuesday

25°78°
26°79°

Wednesday

25°77°
26°78°

Thursday

24°76°
25°77°

Friday

25°77°
26°78°

Saturday

25°77°
26°78°

Sunday

25°78°
26°79°

Monday

25°77°
30°86°

Tuesday

24°76°
31°88°
UV Index
Seek shade during midday
7High
LowExtreme
Humidity
84%Humid
LowHigh
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Weather in San Juan today, October 11, 2026

San Juan keeps a mostly sunny profile on October 11, 2026, aside from a cloudier spell around 22:00. Outside that window, bright conditions should still lead the day.San Juan keeps a mostly sunny profile on October 11, 2026, aside from a cloudier spell around 22:00. Outside that window, bright conditions should still lead the day.

The day peaks near 26°C and cools toward 26°C. Relative humidity sits between 81% and 84%, reaching its peak around 13:00. Airflow remains manageable, reaching about 9 km/h around 13:00.The day peaks near 79°F and cools toward 79°F. Relative humidity sits between 81% and 84%, reaching its peak around 13:00. Airflow remains manageable, reaching about 6 mph around 13:00.

Later hours favour clearer intervals, as cloud stays near 34% around 22:00. The afternoon is the better half for outdoor time. Horizontal visibility holds close to 16.1 km. Daylight runs from 07:26 to 18:59, lasting 11 hours 32 minutes of sunlight today.Later hours favour clearer intervals, as cloud stays near 34% around 22:00. The afternoon is the better half for outdoor time. Horizontal visibility holds close to 10 mi. Daylight runs from 07:26 to 18:59, lasting 11 hours 32 minutes of sunlight today.

In short, October 11, 2026 looks like a fine day in San Juan for being outside, peaking around 26°C.In short, October 11, 2026 looks like a fine day in San Juan for being outside, peaking around 79°F.

Frequently asked questions about weather in San Juan

How warm does it get in San Juan?

The warmest month in San Juan is August, with average high temperatures of 31°C. The average temperature during this period is around 28°C.The warmest month in San Juan is August, with average high temperatures of 88°F. The average temperature during this period is around 82°F.

How cold does it get in San Juan?

The coldest month in San Juan is January, with average low temperatures of 20°C. The average temperature during this period is around 22°C.The coldest month in San Juan is January, with average low temperatures of 68°F. The average temperature during this period is around 72°F.

What is the wettest time of year in San Juan?

The wettest month in San Juan is June, with an average of 124 mm of precipitation.The wettest month in San Juan is June, with an average of 4.9 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 20 mm of precipitation.The driest month in San Juan is February, with an average of 0.8 in of precipitation.

View full climate insights for San Juan →