Weather forecast for todaySan Marcos, El Salvador

Weather forecast for today

Current condition 16:07 CST

  • 27°C
  • Feels like:
    29°C
Fair
Fair
  • Precipitation: 0mm
  • Wind: 18km/hS 180°
  • Humidity: 69%
  • Dewpoint: 21°C
  • Pressure: 1012.19mbar
  • Visibility: 9.66km
  • UV index: 1
  • ▼
At the moment, outdoor conditions are perfect, with fair skies and a light breeze.
The temperature is a temperate 27°C, the apparent reading is computed to be a warm 29°C.

Thursday 12. Nov 2026

  • min.
  • 20°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 18km/hN 4°
  • Humidity: 87%
  • UV index: 0
  • Sunrise: 05:55 CST
  • Sunset: 17:26 CST
  • ▼
In San Marcos, through the afternoon and beyond, thin clouds will pass through at times, but overall, it will remain bright.
The lowest temperature will be an agreeable 20°C.
Sunrise was at 05:55 and sunset will be at 17:26; the daylight will last for 11h and 32min.

Hourly overview

Hourly temperatures

Warmest hour: 17h 25°C.
Coldest period: 22h - 23h 21°C.

Chance of precipitation

Highest chance: 6%.

Hourly weather forecast

  • 17h
  • 25°C
  • Feels like:
    25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 17km/hSSW 211°
  • Humidity: 76%
  • Pressure: 1008mbar
  • Visibility: 13km
  • UV index: 0
  • ▼
Sunset: 17:26
  • 18h
  • 24°C
  • Feels like:
    24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 11km/hWSW 249°
  • Humidity: 83%
  • Pressure: 1009mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 19h
  • 23°C
  • Feels like:
    23°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 10km/hNW 318°
  • Humidity: 88%
  • Pressure: 1010mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 20h
  • 22°C
  • Feels like:
    22°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 6km/hNNW 338°
  • Humidity: 89%
  • Pressure: 1011mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 21h
  • 22°C
  • Feels like:
    22°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 5km/hN 3°
  • Humidity: 88%
  • Pressure: 1011mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 22h
  • 21°C
  • Feels like:
    21°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 5km/hN 3°
  • Humidity: 89%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 21°C
  • Feels like:
    21°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 6km/hNNE 20°
  • Humidity: 89%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 0h
  • 22°C
  • Feels like:
    23°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 4km/hNE 34°
  • Humidity: 90%
  • Pressure: 1010mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 1h
  • 22°C
  • Feels like:
    23°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 5km/hNNE 32°
  • Humidity: 90%
  • Pressure: 1010mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 2h
  • 22°C
  • Feels like:
    23°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 5km/hNNE 24°
  • Humidity: 90%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
During the afternoon and for the rest of the day, cloudy weather is anticipated.
The temperature will vary between a maximum of 25°C and a minimum of 21°C.
Updated: Nov 12, 2026 @ 22:07:58 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 16:07 CST is 27°C.

Today, in San Marcos, clouds and sunshine will alternate throughout the day.

On Thursday, in San Marcos, sunrise was at 05:55 and sunset will be at 17:26 (CST).

Today, the daylight will last for 11h and 32min.