Weather forecast for todaySan Marcos, El Salvador

Weather forecast for today

Current condition 11:48 CST

  • 27°C
  • Feels like:
    29°C
Fair
Fair
  • Precipitation: 0mm
  • Wind: 10km/hN 0°
  • Humidity: 58%
  • Dewpoint: 18°C
  • Pressure: 1014.22mbar
  • Visibility: 9.66km
  • UV index: 11
  • ▼
At the moment, the sky remains mostly clear, making for a pleasant day ahead.
The temperature is a temperate 27°C, the felt air reading is computed to be a moderately hot 29°C. The current temperature is almost at the maximum of today's anticipated 29°C.

Saturday 7. Nov 2026

  • 29°C
  • 20°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 64%
  • Precipitation: 3mm
  • Wind: 9km/hSE 136°
  • Humidity: 71%
  • UV index: 10
  • Sunrise: 05:53 CST
  • Sunset: 17:27 CST
  • ▼
On Saturday, in San Marcos, thunderstorms and rainy conditions are forecasted for the afternoon.
Minimal precipitation is expected for today. The anticipated temperature range extends from a high of a temperate 29°C to a low of an agreeable 20°C.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at a humid 33°C. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The maximum temperature today is predicted to reflect November's average high of 30.3°C.
Sunrise was at 05:53 and sunset will be at 17:27; the daylight will last for 11h and 34min.

Hourly overview

Hourly temperatures

Warmest hour: 12h 29°C.
Minimum temperature: 22°C.

Chance of precipitation

Highest chance: 14h 60%.

Hourly weather forecast

  • 12h
  • 28°C
  • Feels like:
    29°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 9km/hNNE 15°
  • Humidity: 57%
  • Pressure: 1009mbar
  • Visibility: 13km
  • UV index: 10
  • ▼
  • 13h
  • 27°C
  • Feels like:
    29°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 47%
  • Precipitation: 1mm
  • Wind: 8km/hNE 41°
  • Humidity: 61%
  • Pressure: 1008mbar
  • Visibility: 15km
  • UV index: 7
  • ▼
  • 14h
  • 26°C
  • Feels like:
    28°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 1mm
  • Wind: 10km/hSE 131°
  • Humidity: 69%
  • Pressure: 1007mbar
  • Visibility: 11km
  • UV index: 4
  • ▼
  • 15h
  • 25°C
  • Feels like:
    25°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 53%
  • Precipitation: 1mm
  • Wind: 10km/hSSW 196°
  • Humidity: 73%
  • Pressure: 1007mbar
  • Visibility: 11km
  • UV index: 1
  • ▼
  • 16h
  • 25°C
  • Feels like:
    25°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 9km/hSSW 204°
  • Humidity: 75%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 17h
  • 24°C
  • Feels like:
    24°C
Cloudy
Cloudy
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Wind: 7km/hSSW 196°
  • Humidity: 81%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 17:27
  • 18h
  • 22°C
  • Feels like:
    22°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 36%
  • Precipitation: 1mm
  • Wind: 7km/hNE 52°
  • Humidity: 88%
  • Pressure: 1009mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
  • 19h
  • 22°C
  • Feels like:
    24°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 52%
  • Precipitation: 1mm
  • Wind: 4km/hN 6°
  • Humidity: 91%
  • Pressure: 1010mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 20h
  • 22°C
  • Feels like:
    23°C
Showers
Showers
  • Precip. probability: 39%
  • Precipitation: 1mm
  • Wind: 4km/hNE 44°
  • Humidity: 91%
  • Pressure: 1011mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
  • 21h
  • 22°C
  • Feels like:
    23°C
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Wind: 4km/hNE 41°
  • Humidity: 90%
  • Pressure: 1012mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
  • 22h
  • 21°C
  • Feels like:
    23°C
Showers
Showers
  • Precip. probability: 44%
  • Precipitation: 1mm
  • Wind: 3km/hNNE 20°
  • Humidity: 91%
  • Pressure: 1012mbar
  • Visibility: 9km
  • UV index: 0
  • ▼
  • 23h
  • 21°C
  • Feels like:
    22°C
Few Showers
Few Showers
  • Precip. probability: 34%
  • Precipitation: 1mm
  • Wind: 5km/hNE 37°
  • Humidity: 90%
  • Pressure: 1012mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
Today, in San Marcos, a combination of storm-filled, wet and cloudy weather is expected.
With minimal precipitation of 1mm, rainfall is predicted from 13h to 15h, and from 18h to 23h.
The temperature will be between the lowest temperature of 21°C and the highest temperature of 28°C. The warmest part of the day is expected around noon.
The high temperature is expected to be in line with November's usual value of 30.3°C. The night temperature will be also comparable to the standard November low of 19.5°C.
Updated: Nov 7, 2026 @ 17:48:39 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 11:48 CST, the temperature is 27°C.

Today, expect stormy weather in the afternoon with lightning and gusts.

There is a high probability of rainfall. Precipitation will be minimal.

Today, the highest temperature will be 29°C, while the lowest temperature will be 20°C. The maximum heat index, which combines relative humidity and air temperature, is evaluated at 33°C.
Today, the maximum temperature will be in line with the average highest temperature in November. The lowest temperature today will be also in line with the average low temperature.

On Saturday, in San Marcos, sunrise was at 05:53 and sunset will be at 17:27 (CST).

Today, the daylight will last for 11h and 34min.