Weather forecast for todayCasillas, Guatemala

Weather forecast for today

Current condition 06:11 CST

  • 19°C
  • Feels like:
    19°C
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0mm
  • Wind: 10km/hNNE 30°
  • Humidity: 96%
  • Dewpoint: 19°C
  • Pressure: 1012.87mbar
  • Visibility: 6.44km
  • UV index: 0
  • ▼
Currently, low and high clouds are covering most of the sky, leading to mainly cloudy conditions.
The temperature is an enjoyable 19°C. The current temperature is near the lowest anticipated 20°C for today.

Sunday 18. Oct 2026

  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 94%
  • Precipitation: 12mm
  • Wind: 14km/hNNE 31°
  • Humidity: 81%
  • UV index: 5
  • Sunrise: 05:52 CST
  • Sunset: 17:39 CST
  • ▼
Today, thunderstorm risks remain elevated.
The likelihood of rainfall is high, and precipitation will be moderate. The anticipated temperature range extends from a high of a moderately hot 27°C to a low of an agreeable 20°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is calculated to be a humid 30°C. Note that heat index values are valued for light wind and location in the shade.
Today's peak is predicted to be moderately higher than the regular high for October at 22.5°C.
Sunrise was at 05:52 and sunset will be at 17:39; the daylight will last for 11h and 47min.

Hourly overview

Hourly temperatures

Warmest period: 13h - 15h 28°C.
Coldest hour: 7h 20°C.

Chance of precipitation

Highest chance: 15h 69%.

Hourly weather forecast

  • 7h
  • 20°C
  • Feels like:
    20°C
Showers
Showers
  • Precip. probability: 59%
  • Precipitation: 1mm
  • Wind: 10km/hNNE 29°
  • Humidity: 94%
  • Pressure: 1013mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 8h
  • 22°C
  • Feels like:
    22°C
Showers
Showers
  • Precip. probability: 42%
  • Precipitation: 1mm
  • Wind: 9km/hNNE 25°
  • Humidity: 89%
  • Pressure: 1013mbar
  • Visibility: 7km
  • UV index: 2
  • ▼
  • 9h
  • 23°C
  • Feels like:
    23°C
Cloudy
Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 12km/hNNE 23°
  • Humidity: 86%
  • Pressure: 1013mbar
  • Visibility: 11km
  • UV index: 4
  • ▼
  • 10h
  • 25°C
  • Feels like:
    25°C
Cloudy
Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 15km/hNNE 22°
  • Humidity: 76%
  • Pressure: 1013mbar
  • Visibility: 15km
  • UV index: 4
  • ▼
  • 11h
  • 25°C
  • Feels like:
    25°C
Cloudy
Cloudy
  • Precip. probability: 19%
  • Precipitation: 0mm
  • Wind: 13km/hNNE 20°
  • Humidity: 73%
  • Pressure: 1012mbar
  • Visibility: 15km
  • UV index: 5
  • ▼
  • 12h
  • 26°C
  • Feels like:
    28°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 52%
  • Precipitation: 1mm
  • Wind: 16km/hNNE 16°
  • Humidity: 72%
  • Pressure: 1011mbar
  • Visibility: 14km
  • UV index: 8
  • ▼
  • 13h
  • 26°C
  • Feels like:
    28°C
Thunderstorms
Thunderstorms
  • Precip. probability: 66%
  • Precipitation: 1mm
  • Wind: 15km/hNNE 12°
  • Humidity: 71%
  • Pressure: 1010mbar
  • Visibility: 10km
  • UV index: 5
  • ▼
  • 14h
  • 26°C
  • Feels like:
    28°C
Thunderstorms
Thunderstorms
  • Precip. probability: 74%
  • Precipitation: 1mm
  • Wind: 13km/hN 7°
  • Humidity: 78%
  • Pressure: 1009mbar
  • Visibility: 10km
  • UV index: 3
  • ▼
  • 15h
  • 26°C
  • Feels like:
    28°C
Thunderstorms
Thunderstorms
  • Precip. probability: 69%
  • Precipitation: 2mm
  • Wind: 11km/hNNE 32°
  • Humidity: 77%
  • Pressure: 1009mbar
  • Visibility: 10km
  • UV index: 2
  • ▼
  • 16h
  • 25°C
  • Feels like:
    27°C
Thunderstorms
Thunderstorms
  • Precip. probability: 64%
  • Precipitation: 2mm
  • Wind: 10km/hENE 73°
  • Humidity: 79%
  • Pressure: 1009mbar
  • Visibility: 6km
  • UV index: 1
  • ▼
  • 17h
  • 24°C
  • Feels like:
    26°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 58%
  • Precipitation: 1mm
  • Wind: 9km/hESE 106°
  • Humidity: 81%
  • Pressure: 1010mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
Sunset: 17:39
  • 18h
  • 23°C
  • Feels like:
    24°C
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Wind: 8km/hNNE 29°
  • Humidity: 86%
  • Pressure: 1011mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 19h
  • 22°C
  • Feels like:
    23°C
Few Showers
Few Showers
  • Precip. probability: 34%
  • Precipitation: 1mm
  • Wind: 7km/hNNE 21°
  • Humidity: 90%
  • Pressure: 1012mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 20h
  • 22°C
  • Feels like:
    23°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 7km/hNNE 30°
  • Humidity: 92%
  • Pressure: 1013mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 21h
  • 22°C
  • Feels like:
    23°C
Cloudy
Cloudy
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Wind: 8km/hNNE 32°
  • Humidity: 92%
  • Pressure: 1013mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 22h
  • 21°C
  • Feels like:
    22°C
Cloudy
Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 8km/hNNE 27°
  • Humidity: 93%
  • Pressure: 1013mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 23h
  • 21°C
  • Feels like:
    22°C
Cloudy
Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 9km/hNNE 20°
  • Humidity: 92%
  • Pressure: 1013mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
Today, in Casillas, a combination of overcast, stormy and rain-filled weather is anticipated.
Rainfall is forecasted at 7h, 8h, and from 12h to 19h. The most intense rain will be falling at 15h and 16h.
The temperature will vary between the lowest temperature of 20°C and the highest temperature of 26°C. The warmest part of the day will be from 12h to 15h.
The highest temperature today will be a few degrees higher than October's typical maximum temperature. Today, the temperature will drop to a level also notably higher than October's usual minimum.
In Casillas, October registers the coldest conditions, with highs averaging 22.5°C and lows of 14.3°C.
Updated: Oct 18, 2026 @ 12:11:21 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 06:11 CST, the temperature is 19°C.

Today, in Casillas, storm clouds could lead to bursts of thunder and rain.

With a probability of 94%, moderate precipitation of 12mm is anticipated in Casillas.

Today, the maximum temperature will be 27°C, while the minimum temperature will be 20°C. The maximum heat index, which reflects the perceived temperature due to humidity levels, is assessed at 30°C.
The maximum temperature today will be moderately higher than the average highest temperature in October. The lowest temperature will be notably higher than the average low of 14.3°C.

On Sunday, in Casillas, sunrise was at 05:52 and sunset will be at 17:39 (CST).

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