See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:49
Sunrise
17:46
Sunset
Moon
Waxing Gibbous
16:34
Moonrise
03:54
Moonset
Daily Forecast
Today
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Air Quality Data Available
Upgrade to access real-time air quality data for Santo Tomás.
Resources
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Santo Tomás.
View stargazing scoreWeather in Santo Tomás today, September 24, 2026
Santo Tomás starts September 24, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans.
Temperatures climb from an overnight low near 21°C toward a daytime high of about 29°C. Expect humidity between 83% and 99%, most humid near 20:00. Airflow remains manageable, reaching about 1.1 km/h around 18:00.
Through the afternoon wet weather remains a factor, with rain chances near 98% around 16:00. Cloud also stays substantial, close to 95% near 18:00. Visibility holds near 11.1 km, though it can fall to 5.1 km. Sunrise is at 05:49 and sunset at 17:46, giving 11 hours 57 minutes of sunlight today.
The practical takeaway for Santo Tomás on September 24, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 29°C.
Frequently asked questions about weather in Santo Tomás
How warm does it get in Santo Tomás?
The warmest month in Santo Tomás is March, with average high temperatures of 34°C. The average temperature during this period is around 27°C.
How cold does it get in Santo Tomás?
The coldest month in Santo Tomás is January, with average low temperatures of 20°C. The average temperature during this period is around 25°C.
What is the wettest time of year in Santo Tomás?
The wettest month in Santo Tomás is June, with an average of 342mm of precipitation.
What is the driest time of year in Santo Tomás?
The driest month in Santo Tomás is January, with an average of 2mm of precipitation.
Explore more weather forecasts
- San Marcos, Departamento de San Salvador
- San Salvador, Departamento de San Salvador
- Ilopango, Departamento de San Salvador
- Soyapango, Departamento de San Salvador
- San Miguel, Departamento de San Miguel
- Santa Ana, Departamento de Santa Ana
- Delgado, Departamento de San Salvador
- Mejicanos, Departamento de San Salvador
- Cuscatancingo, Departamento de San Salvador
- Santa Tecla, Departamento de La Libertad
- Apopa, Departamento de San Salvador
- Ayutuxtepeque, Departamento de San Salvador