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18°
Mostly Cloudy
Feels Like: 18°
Min: 18°
Max: 20°
The next few hours will be partly cloudy, with today reaching 20°C and dropping to 18°C. The coming days will be partly cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:49
Sunrise
17:53
Sunset
Moon
Waxing Gibbous
17:13
Moonrise
04:55
Moonset
Daily Forecast
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View stargazing scoreWeather in San Juan Airport today, September 25, 2026
San Juan Airport stays under cloudy skies on September 25, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. The first half of the day looks overcast, as cloud amounts reach about 71% around 07:00. Brighter weather, if it comes, waits until later.
The day peaks near 20°C and cools toward 18°C. Relative humidity sits between 84% and 93%, reaching its peak around 06:00. Winds stay light, near 5.2 km/h by 16:00, so the day feels still more than breezy.
Later hours favour clearer intervals, as cloud stays near 45% around 12:00. The afternoon is the better half for outdoor time. Expect visibility around 16.1 km. Expect sunrise at 05:49, sunset at 17:53, and 12 hours 4 minutes of sunlight today overall.
In short, cloud leads the story in San Juan Airport on September 25, 2026; expect limited sun and a peak around 20°C.
Frequently asked questions about weather in San Juan Airport
How warm does it get in San Juan Airport?
The warmest month in San Juan Airport is February, with average high temperatures of 25°C. The average temperature during this period is around 22°C.
How cold does it get in San Juan Airport?
The coldest month in San Juan Airport is August, with average low temperatures of 13°C. The average temperature during this period is around 15°C.
What is the wettest time of year in San Juan Airport?
The wettest month in San Juan Airport is February, with an average of 12mm of precipitation.
What is the driest time of year in San Juan Airport?
The driest month in San Juan Airport is November, with an average of 2mm of precipitation.
