Weather forecast for todayGuazacapán, Guatemala

Weather forecast for today

Current condition 09:23 CST

  • 28°C
  • Feels like:
    32°C
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0mm
  • Wind: 3km/hE 100°
  • Humidity: 81%
  • Dewpoint: 24°C
  • Pressure: 1011.51mbar
  • Visibility: 14.48km
  • UV index: 6
  • ▼
At the moment, in Guazacapán, a dense layer of clouds is spreading across the sky, making it predominantly cloudy.
The temperature is a temperate 28°C, the apparent temperature, which modifies the air temperature to account for humidity, registers as computed to be a hot 32°C. The current temperature is almost at the maximum predicted 30°C for today.

Sunday 18. Oct 2026

  • 30°C
  • 23°C
Thunderstorms
Thunderstorms
  • Precip. probability: 78%
  • Precipitation: 10mm
  • Wind: 9km/hS 174°
  • Humidity: 81%
  • UV index: 9
  • Sunrise: 05:53 CST
  • Sunset: 17:40 CST
  • ▼
Today, on Sunday, 18th of October, expect isolated thunderstorms in the area.
The likelihood of precipitation is high. However, the rainfall will be light. The maximum expected temperature is a humid 30°C, while the minimum temperature will be a warm 23°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is assessed at a steamy 38°C. Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Today, the forecasted high temperature will be a few degrees higher than the average October peak of 27.1°C.
Sunrise was at 05:53 and sunset will be at 17:40; the daylight will last for 11h and 47min.

Hourly overview

Hourly temperatures

Warmest hour: 12h 36°C.
Coldest hour: 0h 27°C.

Chance of precipitation

Highest chance: 16h 75%.

Hourly weather forecast

  • 10h
  • 29°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 4km/hESE 101°
  • Humidity: 77%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 8
  • ▼
  • 11h
  • 30°C
  • Feels like:
    35°C
Isolated Thunderstorms
Isolated Thunderstorms
  • Precip. probability: 30%
  • Precipitation: 1mm
  • Wind: 4km/hESE 110°
  • Humidity: 74%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 9
  • ▼
  • 12h
  • 30°C
  • Feels like:
    36°C
Thunderstorms
Thunderstorms
  • Precip. probability: 72%
  • Precipitation: 1mm
  • Wind: 5km/hS 175°
  • Humidity: 76%
  • Pressure: 1009mbar
  • Visibility: 11km
  • UV index: 8
  • ▼
  • 13h
  • 29°C
  • Feels like:
    35°C
Thunderstorms
Thunderstorms
  • Precip. probability: 78%
  • Precipitation: 1mm
  • Wind: 7km/hSSW 196°
  • Humidity: 76%
  • Pressure: 1008mbar
  • Visibility: 10km
  • UV index: 5
  • ▼
  • 14h
  • 29°C
  • Feels like:
    34°C
Thunderstorms
Thunderstorms
  • Precip. probability: 64%
  • Precipitation: 0mm
  • Wind: 9km/hSSW 213°
  • Humidity: 80%
  • Pressure: 1008mbar
  • Visibility: 10km
  • UV index: 5
  • ▼
  • 15h
  • 28°C
  • Feels like:
    33°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 1mm
  • Wind: 8km/hSSW 203°
  • Humidity: 84%
  • Pressure: 1007mbar
  • Visibility: 11km
  • UV index: 2
  • ▼
  • 16h
  • 27°C
  • Feels like:
    32°C
Thunderstorms
Thunderstorms
  • Precip. probability: 75%
  • Precipitation: 3mm
  • Wind: 7km/hSSW 211°
  • Humidity: 85%
  • Pressure: 1008mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 17h
  • 27°C
  • Feels like:
    31°C
Thunderstorms
Thunderstorms
  • Precip. probability: 65%
  • Precipitation: 1mm
  • Wind: 5km/hSW 219°
  • Humidity: 89%
  • Pressure: 1008mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
Sunset: 17:40
  • 18h
  • 26°C
  • Feels like:
    30°C
Thunderstorms
Thunderstorms
  • Precip. probability: 69%
  • Precipitation: 2mm
  • Wind: 3km/hE 98°
  • Humidity: 91%
  • Pressure: 1009mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 19h
  • 25°C
  • Feels like:
    29°C
Thunderstorms
Thunderstorms
  • Precip. probability: 70%
  • Precipitation: 2mm
  • Wind: 2km/hNNE 31°
  • Humidity: 94%
  • Pressure: 1010mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 20h
  • 25°C
  • Feels like:
    28°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 54%
  • Precipitation: 2mm
  • Wind: 3km/hNE 39°
  • Humidity: 95%
  • Pressure: 1011mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 21h
  • 25°C
  • Feels like:
    28°C
Showers
Showers
  • Precip. probability: 56%
  • Precipitation: 1mm
  • Wind: 3km/hNE 52°
  • Humidity: 94%
  • Pressure: 1012mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 22h
  • 25°C
  • Feels like:
    28°C
Showers
Showers
  • Precip. probability: 38%
  • Precipitation: 1mm
  • Wind: 3km/hNE 41°
  • Humidity: 95%
  • Pressure: 1012mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 23h
  • 24°C
  • Feels like:
    27°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 3km/hNNE 31°
  • Humidity: 94%
  • Pressure: 1012mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
Today, in Guazacapán, a combination of primarily stormy and occasionally overcast and rain-soaked weather is forecasted.
Rainfall is predicted from 11h to 13h, and from 15h to 22h. With light precipitation of 3mm, most rainfall is expected at 16h.
The temperature will vary between a minimum of 24°C and a maximum of 30°C. The feels-like temperature will be between the lowest temperature of 27°C and the highest temperature of 36°C. The hottest part of the day will be at 11h and 12h.
The highest temperature will be slightly warmer than October's average maximum of 27.1°C. The minimum temperature will be also relatively higher than October's average low of 18.5°C.
October is typically the chilliest month in Guazacapán, with an average high of 27.1°C and a low near 18.5°C.
Updated: Oct 18, 2026 @ 15:23:36 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 09:23 CST is 28°C. Feels-like temperature is 32°C.

On Sunday, electrical storms are a possibility.

Light precipitation of 10mm is predicted. The likelihood of rainfall is 78%.

Today, the maximum temperature will be 30°C, while the minimum temperature will be 23°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is appraised at 38°C.
The highest temperature today will be slightly warmer than the average maximum temperature in October. The lowest temperature will be also relatively higher than the average low of 18.5°C.

On Sunday, in Guazacapán, sunrise was at 05:53 and sunset will be at 17:40 (CST).

In Guazacapán, today, there will be 11h and 47min of daylight.