Weather forecast for todaySanto Tomás La Unión, Guatemala
Weather forecast for today
Current condition 00:42 CST
- 20°C
- Feels like:20°C
Cloudy
- Precipitation: 0mm
- Wind: 5km/hN 0°
- Humidity: 98%
- Dewpoint: 19°C
- Pressure: 1012.53mbar
- Visibility: 16.09km
- UV index: 0
- details ▼
In Santo Tomás La Unión, currently, cloudy skies are casting a soft, muted light over the area.
The temperature is an agreeable 20°C. The current temperature is at the minimum predicted for today.
The temperature is an agreeable 20°C. The current temperature is at the minimum predicted for today.
Wednesday 21. Oct 2026
- 27°C
- 20°C
Thunderstorms
- Precip. probability: 95%
- Precipitation: 0mm
- Wind: 11km/hS 186°
- Humidity: 82%
- UV index: 10
- Sunrise: 05:58 CST
- Sunset: 17:42 CST
- details ▼
On Wednesday, in Santo Tomás La Unión, storm clouds could lead to bursts of thunder and rain.
Minimal precipitation is expected for today. The maximum temperature will be a warm 27°C, while the minimum anticipated temperature is a pleasant 20°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is evaluated at a hot 30°C. Note that heat index values are valued for light wind and location in the shade.
The high is expected to coincide with October's normal of 28.6°C.
Sunrise will be at 05:58 and sunset at 17:42; the daylight will last for 11h and 44min.
Minimal precipitation is expected for today. The maximum temperature will be a warm 27°C, while the minimum anticipated temperature is a pleasant 20°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is evaluated at a hot 30°C. Note that heat index values are valued for light wind and location in the shade.
The high is expected to coincide with October's normal of 28.6°C.
Sunrise will be at 05:58 and sunset at 17:42; the daylight will last for 11h and 44min.
Hourly overview
Hourly temperatures
Warmest hour: 13h 29°C.
Coldest period: 1h - 4h 20°C.
Coldest period: 1h - 4h 20°C.
Chance of precipitation
Highest chance: 16h 96%.
Hourly weather forecast
- 2h
- 20°C
- Feels like:20°C
Mostly Cloudy
- Precip. probability: 4%
- Precipitation: 0mm
- Wind: 6km/hNE 37°
- Humidity: 97%
- Pressure: 1011mbar
- Visibility: 15km
- UV index: 0
- details ▼
- 4h
- 20°C
- Feels like:20°C
Mostly Cloudy
- Precip. probability: 7%
- Precipitation: 0mm
- Wind: 5km/hNNE 18°
- Humidity: 89%
- Pressure: 1011mbar
- Visibility: 16km
- UV index: 0
- details ▼
Sunrise: 05:58
- 6h
- 20°C
- Feels like:20°C
Mostly Cloudy
- Precip. probability: 5%
- Precipitation: 0mm
- Wind: 6km/hNNE 24°
- Humidity: 90%
- Pressure: 1012mbar
- Visibility: 16km
- UV index: 0
- details ▼
- 8h
- 23°C
- Feels like:24°C
Mostly Cloudy
- Precip. probability: 22%
- Precipitation: 0mm
- Wind: 4km/hNNE 19°
- Humidity: 85%
- Pressure: 1013mbar
- Visibility: 16km
- UV index: 2
- details ▼
- 10h
- 26°C
- Feels like:28°C
Partly Cloudy
- Precip. probability: 23%
- Precipitation: 0mm
- Wind: 8km/hSSW 198°
- Humidity: 74%
- Pressure: 1013mbar
- Visibility: 16km
- UV index: 8
- details ▼
- 12h
- 27°C
- Feels like:30°C
Thunderstorms
- Precip. probability: 84%
- Precipitation: 2mm
- Wind: 10km/hSSW 202°
- Humidity: 75%
- Pressure: 1012mbar
- Visibility: 10km
- UV index: 8
- details ▼
- 14h
- 26°C
- Feels like:29°C
Thunderstorms
- Precip. probability: 82%
- Precipitation: 1mm
- Wind: 11km/hSSW 202°
- Humidity: 80%
- Pressure: 1010mbar
- Visibility: 7km
- UV index: 3
- details ▼
- 16h
- 24°C
- Feels like:27°C
Thunderstorms
- Precip. probability: 96%
- Precipitation: 2mm
- Wind: 9km/hSSW 200°
- Humidity: 87%
- Pressure: 1011mbar
- Visibility: 4km
- UV index: 0
- details ▼
Sunset: 17:42
- 18h
- 23°C
- Feels like:25°C
Thunderstorms
- Precip. probability: 84%
- Precipitation: 8mm
- Wind: 4km/hE 90°
- Humidity: 91%
- Pressure: 1012mbar
- Visibility: 3km
- UV index: 0
- details ▼
- 20h
- 22°C
- Feels like:24°C
Rain
- Precip. probability: 81%
- Precipitation: 2mm
- Wind: 4km/hNNE 23°
- Humidity: 93%
- Pressure: 1013mbar
- Visibility: 3km
- UV index: 0
- details ▼
- 22h
- 22°C
- Feels like:23°C
Showers
- Precip. probability: 44%
- Precipitation: 1mm
- Wind: 4km/hN 11°
- Humidity: 92%
- Pressure: 1014mbar
- Visibility: 6km
- UV index: 0
- details ▼
Today, in Santo Tomás La Unión, a combination of dull, lightning-active and damp weather is anticipated.
Rain is expected from 11h to 22h. With substantial precipitation of 11mm, most rainfall is expected at 19h.
The temperature will be between a maximum of 27°C and a minimum of 20°C. The warmest part of the day will be at 11h and 12h.
The maximum temperature will be consistent with the average high of 28.6°C in October. The lowest temperature is also resembling October's typical minimum of 19.2°C.
Rain is expected from 11h to 22h. With substantial precipitation of 11mm, most rainfall is expected at 19h.
The temperature will be between a maximum of 27°C and a minimum of 20°C. The warmest part of the day will be at 11h and 12h.
The maximum temperature will be consistent with the average high of 28.6°C in October. The lowest temperature is also resembling October's typical minimum of 19.2°C.
Updated: Oct 21, 2026 @ 06:42:28 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
At 00:42 CST, the temperature is 20°C.
On Wednesday, storm activity is likely to continue.
There is a high probability of rainfall. Precipitation will be minimal.
Today, the highest temperature will be 27°C, while the lowest temperature will be 20°C. The maximum heat index, which reflects the perceived temperature due to humidity levels, is evaluated at 30°C.
The highest temperature will be in line with the average maximum of 28.6°C in October. The lowest temperature will be also in line with the average low of 19.2°C.
The highest temperature will be in line with the average maximum of 28.6°C in October. The lowest temperature will be also in line with the average low of 19.2°C.
On Wednesday, in Santo Tomás La Unión, sunrise will be at 05:58 and sunset at 17:42 (CST).
Today, the daylight will last for 11h and 44min.
Santo Tomás La Unión, Guatemala
- en: Santo Tomás La Unión, Guatemala
- es: Santo Tomás La Unión, Guatemala
- hr: Santo Tomas La Unьon, Gvatemala
- mk: Santo Tomas La Unьon, Gvatemala
- sr: Santo Tomas La Unьon, Gvatemala
- zh: 圣托马斯-拉乌尼翁, 危地马拉
- Latitude: 14.625396°
- Longitude: -91.409653°
- Elevation: 794 m
- Current time: 00:42 CST
- Sunrise: 05:58 CST
- Sunset: 17:42 CST
- Timezone: America/Guatemala
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