San Miguel

Desamparados, Provincia de San José, Costa Rica

Unlock Minute-by-Minute Forecast

See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.

Current Weather

18°

Overcast

Feels Like: 19°

Min: 18°

Max: 25°

The next few hours will be mostly cloudy, with today reaching 25°C and dropping to 18°C. The coming days will be light rain throughout the day.

Unlock Historical Data

Compare today's weather with yesterday's data and track temperature trends over time.

Hourly Forecast

18° 18° 18° 18° 18° 18° 20° 23° 25° 25° 25° 24° 23° 22° 21° 21° 21° 21° 21° 20° 20° 20° 19° 19°
100%
100%
100%
100%
100%
100%
98%
98%
98%
60%
60%
60%
38%
38%
38%
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
Today
Tomorrow

Daylight Hours

05:28

Sunrise

17:25

Sunset

11 hours 57 minutes of sunlight today

Moon

Waxing Gibbous

16:51

Moonrise

04:24

Moonset

Daily Forecast

Today

18°
25°

Saturday

18°
27°

Sunday

17°
25°

Monday

18°
27°

Tuesday

18°
27°

Wednesday

17°
22°

Thursday

18°
22°

Friday

17°
22°

Saturday

19°
27°

Sunday

19°
24°

Air Quality Data Available

Upgrade to access real-time air quality data for San Miguel.

UV Index

No protection needed
0 Low
Low Extreme

Humidity

96% Very Humid
Low High

Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for San Miguel.

View stargazing score

Weather in San Miguel today, September 25, 2026

Expect unsettled, showery conditions in San Miguel on September 25, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. The morning carries the wetter risk, with rain chances near 100% and the highest odds around 10:00. Cloud is also thick early on, peaking near 91% around 11:00.

The temperature range runs from about 18°C up to 25°C. Expect humidity between 70% and 100%, most humid near 18:00. Airflow remains manageable, reaching about 2.1 km/h around 06:00.

Expect the wet theme to continue later, as rain odds reach 100% near 12:00. Cloud amounts hold near 100% around 18:00. Visibility stays generally good near 10.1 km on average, though it can drop toward 0.1 km in thicker cloud or showers. Expect sunrise at 05:28, sunset at 17:25, and 11 hours 57 minutes of sunlight today overall.

Taken together, San Miguel looks wet enough on September 25, 2026 that flexible outdoor plans work best, with temperatures peaking near 25°C.

Frequently asked questions about weather in San Miguel

How warm does it get in San Miguel?

The warmest month in San Miguel is March, with average high temperatures of 23°C. The average temperature during this period is around 18°C.

How cold does it get in San Miguel?

The coldest month in San Miguel is January, with average low temperatures of 14°C. The average temperature during this period is around 18°C.

What is the wettest time of year in San Miguel?

The wettest month in San Miguel is October, with an average of 596mm of precipitation.

What is the driest time of year in San Miguel?

The driest month in San Miguel is February, with an average of 21mm of precipitation.

View full climate insights for San Miguel →

Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)