Weather forecast for todayNimasac, Guatemala

Weather forecast for today

Current condition 03:45 CST

  • 12°C
  • Feels like:
    12°C
Cloudy
Cloudy
  • Precipitation: 0mm
  • Wind: 8km/hNNE 20°
  • Humidity: 96%
  • Dewpoint: 12°C
  • Pressure: 1013.88mbar
  • Visibility: 4.83km
  • UV index: 0
  • ▼
At the moment, the sky is filled with heavy clouds, making for a shadowy day.
The temperature is a cool 12°C. The current temperature is almost at the minimum-predicted 11°C for today.

Sunday 18. Oct 2026

  • 17°C
  • 11°C
Thunderstorms
Thunderstorms
  • Precip. probability: 68%
  • Precipitation: 8mm
  • Wind: 16km/hNNE 33°
  • Humidity: 86%
  • UV index: 6
  • Sunrise: 05:57 CST
  • Sunset: 17:43 CST
  • ▼
Today, in Nimasac, unstable skies bring the chance of thunderstorms.
The likelihood of precipitation is high. However, the rainfall will be light. The temperature variation is predicted to range from a maximum of a comfortable 17°C to a minimum of a crisp 11°C.
Today's maximum temperature is forecasted to be a few degrees lower than the usual 20.7°C high in October.
Sunrise will be at 05:57 and sunset at 17:43; the daylight will last for 11h and 46min.

Hourly overview

Hourly temperatures

Warmest hour: 12h 17°C.
Coldest period: 4h - 6h 12°C.

Chance of precipitation

Highest chance: 14h 68%.

Hourly weather forecast

  • 4h
  • 12°C
  • Feels like:
    12°C
Cloudy
Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 8km/hNNE 26°
  • Humidity: 96%
  • Pressure: 1014mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
Sunrise: 05:57
  • 6h
  • 12°C
  • Feels like:
    11°C
Cloudy
Cloudy
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 8km/hNNE 25°
  • Humidity: 97%
  • Pressure: 1014mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 8h
  • 13°C
  • Feels like:
    12°C
Cloudy
Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 11km/hNNE 21°
  • Humidity: 94%
  • Pressure: 1015mbar
  • Visibility: 6km
  • UV index: 1
  • ▼
  • 10h
  • 15°C
  • Feels like:
    14°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 15km/hNNE 29°
  • Humidity: 84%
  • Pressure: 1014mbar
  • Visibility: 7km
  • UV index: 6
  • ▼
  • 12h
  • 17°C
  • Feels like:
    16°C
Rain
Rain
  • Precip. probability: 63%
  • Precipitation: 2mm
  • Wind: 15km/hNNE 32°
  • Humidity: 77%
  • Pressure: 1012mbar
  • Visibility: 8km
  • UV index: 5
  • ▼
  • 14h
  • 16°C
  • Feels like:
    16°C
Thunderstorms
Thunderstorms
  • Precip. probability: 68%
  • Precipitation: 1mm
  • Wind: 15km/hNE 38°
  • Humidity: 77%
  • Pressure: 1011mbar
  • Visibility: 9km
  • UV index: 3
  • ▼
  • 16h
  • 15°C
  • Feels like:
    14°C
Showers
Showers
  • Precip. probability: 53%
  • Precipitation: 1mm
  • Wind: 14km/hNE 44°
  • Humidity: 82%
  • Pressure: 1011mbar
  • Visibility: 8km
  • UV index: 1
  • ▼
Sunset: 17:43
  • 18h
  • 14°C
  • Feels like:
    13°C
Showers
Showers
  • Precip. probability: 43%
  • Precipitation: 1mm
  • Wind: 11km/hNE 40°
  • Humidity: 89%
  • Pressure: 1013mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 20h
  • 13°C
  • Feels like:
    12°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 11km/hNE 34°
  • Humidity: 90%
  • Pressure: 1015mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 22h
  • 13°C
  • Feels like:
    12°C
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Wind: 10km/hNNE 30°
  • Humidity: 92%
  • Pressure: 1015mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
Today, a combination of cloudy, damp and turbulent weather is forecasted.
Rainfall is expected from 11h to 19h, 22h and at 23h. The most intense rain will be falling at 12h and 13h.
The temperature will be between a maximum of 17°C and a minimum of 12°C. The warmest part of the day is expected around noon.
The forecasted high will be slightly cooler than the typical October maximum of 20.7°C. The temperature low is forecasted to be also comparable to the usual October value of 12.4°C.
October stands out as the coldest month in Nimasac, bringing average high temperatures of 20.7°C and lows around 12.4°C.
Updated: Oct 18, 2026 @ 09:45:48 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (03:45 CST) it is 12°C in Nimasac.

On Sunday, in Nimasac, scattered thunderstorms are expected to form.

Light precipitation of 8mm is predicted in Nimasac. The possibility of rainfall is 68%.

Today, the highest temperature will be 17°C, while the lowest temperature will be 11°C.
Today, the maximum temperature will be slightly cooler than the average highest temperature in October. Today, the lowest temperature will be in line with the average low temperature.

On Sunday, in Nimasac, sunrise will be at 05:57 and sunset at 17:43 (CST).

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