Weather forecast for todaySan Marcos, El Salvador

Weather forecast for today

Current condition 15:24 CST

  • 26°C
  • Feels like:
    28°C
Fair
Fair
  • Precipitation: 0mm
  • Wind: 10km/hESE 120°
  • Humidity: 72%
  • Dewpoint: 21°C
  • Pressure: 1012.19mbar
  • Visibility: 9.66km
  • UV index: 2
  • ▼
At the moment, the day starts and ends with fair skies and comfortable temperatures.
The temperature is a warm 26°C, the real-feel reading is calculated to be a moderately hot 28°C.

Wednesday 4. Nov 2026

  • min.
  • 20°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 86%
  • Precipitation: 7mm
  • Wind: 9km/hENE 78°
  • Humidity: 91%
  • UV index: 0
  • Sunrise: 05:52 CST
  • Sunset: 17:28 CST
  • ▼
During the late afternoon and into the evening, scattered thunderstorms may occur, especially in the afternoon, bringing periods of rain and lightning.
The chance of rainfall for today is high. However, precipitation will be light. The lowest temperature will be an agreeable 20°C.
Sunrise was at 05:52 and sunset will be at 17:28; the daylight will last for 11h and 37min.

Hourly overview

Hourly temperatures

Warmest hour: 16h 25°C.
Coldest hour: 22h 20°C.

Chance of precipitation

Highest chance: 19h 75%.

Hourly weather forecast

  • 16h
  • 25°C
  • Feels like:
    25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 10km/hS 171°
  • Humidity: 76%
  • Pressure: 1009mbar
  • Visibility: 9km
  • UV index: 1
  • ▼
  • 17h
  • 24°C
  • Feels like:
    24°C
Few Showers
Few Showers
  • Precip. probability: 33%
  • Precipitation: 0mm
  • Wind: 9km/hS 171°
  • Humidity: 80%
  • Pressure: 1010mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
Sunset: 17:28
  • 18h
  • 23°C
  • Feels like:
    23°C
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 0mm
  • Wind: 8km/hS 170°
  • Humidity: 88%
  • Pressure: 1010mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 19h
  • 21°C
  • Feels like:
    21°C
Thunderstorms
Thunderstorms
  • Precip. probability: 75%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 163°
  • Humidity: 92%
  • Pressure: 1011mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 20h
  • 21°C
  • Feels like:
    21°C
Light Rain
Light Rain
  • Precip. probability: 70%
  • Precipitation: 1mm
  • Wind: 7km/hESE 116°
  • Humidity: 94%
  • Pressure: 1012mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 21h
  • 21°C
  • Feels like:
    21°C
Light Rain
Light Rain
  • Precip. probability: 74%
  • Precipitation: 1mm
  • Wind: 6km/hE 94°
  • Humidity: 94%
  • Pressure: 1013mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 22h
  • 20°C
  • Feels like:
    20°C
Rain
Rain
  • Precip. probability: 69%
  • Precipitation: 1mm
  • Wind: 4km/hENE 59°
  • Humidity: 94%
  • Pressure: 1013mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 23h
  • 21°C
  • Feels like:
    23°C
Showers
Showers
  • Precip. probability: 49%
  • Precipitation: 2mm
  • Wind: 4km/hENE 63°
  • Humidity: 94%
  • Pressure: 1012mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 0h
  • 21°C
  • Feels like:
    22°C
Showers
Showers
  • Precip. probability: 48%
  • Precipitation: 2mm
  • Wind: 4km/hENE 61°
  • Humidity: 95%
  • Pressure: 1012mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 1h
  • 21°C
  • Feels like:
    22°C
Showers
Showers
  • Precip. probability: 54%
  • Precipitation: 2mm
  • Wind: 5km/hNE 48°
  • Humidity: 95%
  • Pressure: 1011mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
For the remainder of Wednesday, a combination of primarily wet and occasionally cloudy and thunderstorm-prone weather is predicted.
Rainfall is expected from 20h to 23h. With light precipitation of 2mm, most rainfall is expected at 23h.
The temperature will vary between the highest temperature of 25°C and the lowest temperature of 20°C.
Updated: Nov 4, 2026 @ 21:24:53 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 15:24 CST is 26°C.

On Wednesday, scattered thunderstorms are forecasted, with heavy rainfall at times.

With a probability of 86%, light precipitation of 7mm is expected.

On Wednesday, in San Marcos, sunrise was at 05:52 and sunset will be at 17:28 (CST).

In San Marcos, the length of the day today will be 11h and 37min.