Weather forecast for todayLa Union, El Salvador

Weather forecast for today

Current condition 13:11 CST

  • 32°C
  • Feels like:
    38°C
Partly Cloudy
Partly Cloudy
  • Precipitation: 0mm
  • Wind: 8km/hESE 120°
  • Humidity: 61%
  • Dewpoint: 23°C
  • Pressure: 1009.14mbar
  • Visibility: 12.87km
  • UV index: 10
  • ▼
At the moment, in La Union, a mixture of clouds and sunlight is shaping today’s conditions.
The temperature is a blazing 32°C, meanwhile, the apparent temperature of which calculates the temperature value influenced by the moisture in the air is estimated at a sweltering 38°C. The current temperature is nearly at the maximum of today's expected 33°C.

Wednesday 21. Oct 2026

  • 33°C
  • 24°C
Cloudy
Cloudy
  • Precip. probability: 21%
  • Precipitation: 4mm
  • Wind: 9km/hSSW 197°
  • Humidity: 66%
  • UV index: 11
  • Sunrise: 05:42 CST
  • Sunset: 17:29 CST
  • ▼
On Wednesday, in La Union, gray skies will dominate the forecast.
The likelihood of rainfall for today is low, and light precipitation is predicted. The temperature will vary between a maximum of a humid 33°C and a minimum of a temperate 24°C.
The maximum heat index, which adjusts the air temperature based on humidity, is estimated at a blisteringly hot 42°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The daily maximum temperature is predicted to be moderately higher than October's climate average of 30.6°C.
Sunrise was at 05:42 and sunset will be at 17:29; the daylight will last for 11h and 46min.

Hourly overview

Hourly temperatures

Warmest period: 14h - 15h 38°C.
Coldest hour: 23h 31°C.

Chance of precipitation

Highest chance: 19h 61%.

Hourly weather forecast

  • 14h
  • 32°C
  • Feels like:
    38°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 165°
  • Humidity: 61%
  • Pressure: 1008mbar
  • Visibility: 15km
  • UV index: 6
  • ▼
  • 15h
  • 32°C
  • Feels like:
    38°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 8km/hSSW 197°
  • Humidity: 62%
  • Pressure: 1007mbar
  • Visibility: 15km
  • UV index: 3
  • ▼
  • 16h
  • 31°C
  • Feels like:
    37°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 7km/hSSW 206°
  • Humidity: 68%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 17h
  • 30°C
  • Feels like:
    36°C
Cloudy
Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 8km/hSW 233°
  • Humidity: 72%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 17:29
  • 18h
  • 30°C
  • Feels like:
    35°C
Cloudy
Cloudy
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Wind: 7km/hWSW 250°
  • Humidity: 75%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 19h
  • 29°C
  • Feels like:
    34°C
Thunderstorms
Thunderstorms
  • Precip. probability: 61%
  • Precipitation: 1mm
  • Wind: 6km/hW 267°
  • Humidity: 81%
  • Pressure: 1010mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
  • 20h
  • 28°C
  • Feels like:
    33°C
Showers
Showers
  • Precip. probability: 52%
  • Precipitation: 1mm
  • Wind: 6km/hNW 311°
  • Humidity: 83%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 21h
  • 28°C
  • Feels like:
    33°C
Showers
Showers
  • Precip. probability: 50%
  • Precipitation: 2mm
  • Wind: 4km/hNE 38°
  • Humidity: 85%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 22h
  • 27°C
  • Feels like:
    32°C
Few Showers
Few Showers
  • Precip. probability: 32%
  • Precipitation: 1mm
  • Wind: 5km/hNNW 328°
  • Humidity: 86%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 23h
  • 27°C
  • Feels like:
    31°C
Showers
Showers
  • Precip. probability: 49%
  • Precipitation: 1mm
  • Wind: 4km/hNNW 346°
  • Humidity: 87%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
For the rest of Wednesday, a combination of gloomy, showery and turbulent weather is anticipated.
Rainfall is forecasted practically for the rest of the day. With light precipitation of 2mm, most rainfall is expected at 21h.
The temperature will be between the lowest temperature of 27°C and the highest temperature of 32°C. The feels-like temperature will be between the lowest temperature of 31°C and the highest temperature of 38°C. The hottest part of the day will be at 14h and 15h.
The maximum temperature will be a couple of degrees higher than October's average high of 30.6°C. The minimum temperature will be also consistent with October's average low of 23°C.
In La Union, October registers the coldest conditions, with highs averaging 30.6°C and lows of 23°C.
Updated: Oct 21, 2026 @ 19:11:28 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (13:11 CST) it is 32°C in La Union. Feels-like temperature is 38°C.

Today, in La Union, cloudy weather is expected.

Light precipitation of 4mm is expected. The likelihood of rainfall is 21%.

Today, the highest temperature will be 33°C, while the lowest temperature will be 24°C. The maximum heat index, which reflects the perceived temperature due to humidity levels, is estimated at 42°C.
The highest temperature will be a couple of degrees higher than the average maximum of 30.6°C in October. The lowest temperature will be in line with the average low of 23°C.

On Wednesday, in La Union, sunrise was at 05:42 and sunset will be at 17:29 (CST).

In La Union, the length of the day today will be 11h and 46min.