Weather forecast for 10 daysLa Unión, Guatemala
Weather forecast for the weekend
Saturday 31. Oct 2026
- 27°C
- 18°C
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0mm
- Wind: 19km/hNNE 24°
- Humidity: 68%
- UV index: 11
- Sunrise: 05:52 CST
- Sunset: 17:28 CST
- details ▼
Today, a partly cloudy outlook will keep the sky interesting throughout the day.
The highest expected temperature is a moderately hot 27°C, while the lowest temperature will be a comfortable 18°C.
The maximum heat index, which combines relative humidity and air temperature, is calculated to be 29°C.
The anticipated maximum temperature will be relatively higher than October's typical high of 24.5°C.
Sunrise was at 05:52 and sunset will be at 17:28; the daylight will last for 11h and 36min.
The highest expected temperature is a moderately hot 27°C, while the lowest temperature will be a comfortable 18°C.
The maximum heat index, which combines relative humidity and air temperature, is calculated to be 29°C.
The anticipated maximum temperature will be relatively higher than October's typical high of 24.5°C.
Sunrise was at 05:52 and sunset will be at 17:28; the daylight will last for 11h and 36min.
Sunday 1. Nov 2026
- 26°C
- 19°C
AM Showers
- Precip. probability: 42%
- Precipitation: 1mm
- Wind: 18km/hNNE 24°
- Humidity: 78%
- UV index: 10
- Sunrise: 05:53 CST
- Sunset: 17:28 CST
- details ▼
Tomorrow, on Sunday, 1st of November, passing rain showers could briefly interrupt dry periods in the morning.
Minimal precipitation is forecasted. The highest predicted temperature is a moderately hot 26°C, while the lowest temperature will be a comfortable 19°C.
The expected maximum temperature will closely reflect October's average high of 24.5°C.
Sunrise will be at 05:53 and sunset at 17:28; tomorrow's daylight will last for 11h and 35min.
Minimal precipitation is forecasted. The highest predicted temperature is a moderately hot 26°C, while the lowest temperature will be a comfortable 19°C.
The expected maximum temperature will closely reflect October's average high of 24.5°C.
Sunrise will be at 05:53 and sunset at 17:28; tomorrow's daylight will last for 11h and 35min.
10-day overview
Daily temperatures
Maximum temperature: 29°C.
Minimum temperature: 26°C.
Minimum temperature: 26°C.
Chance of precipitation
Highest chance: Monday 09.11. 60%.
Long-term weather forecast
- Saturday
- 31. Oct 2026
- 27°C
- 18°C
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0mm
- Wind: 19km/hNNE 24°
- Humidity: 68%
- UV index: 11
- Sunrise: 05:52 CST
- Sunset: 17:28 CST
- details ▼
- Sunday
- 1. Nov 2026
- 26°C
- 19°C
AM Showers
- Precip. probability: 42%
- Precipitation: 1mm
- Wind: 18km/hNNE 24°
- Humidity: 78%
- UV index: 10
- Sunrise: 05:53 CST
- Sunset: 17:28 CST
- details ▼
- Monday
- 2. Nov 2026
- 26°C
- 17°C
Partly Cloudy
- Precip. probability: 23%
- Precipitation: 0mm
- Wind: 19km/hNNE 25°
- Humidity: 77%
- UV index: 11
- Sunrise: 05:53 CST
- Sunset: 17:28 CST
- details ▼
- Tuesday
- 3. Nov 2026
- 29°C
- 18°C
Mostly Sunny
- Precip. probability: 12%
- Precipitation: 0mm
- Wind: 16km/hNNE 22°
- Humidity: 70%
- UV index: 11
- Sunrise: 05:53 CST
- Sunset: 17:27 CST
- details ▼
- Wednesday
- 4. Nov 2026
- 29°C
- 18°C
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0mm
- Wind: 16km/hNNE 22°
- Humidity: 69%
- UV index: 11
- Sunrise: 05:54 CST
- Sunset: 17:27 CST
- details ▼
- Thursday
- 5. Nov 2026
- 28°C
- 18°C
Partly Cloudy
- Precip. probability: 15%
- Precipitation: 0mm
- Wind: 16km/hNNE 23°
- Humidity: 69%
- UV index: 8
- Sunrise: 05:54 CST
- Sunset: 17:27 CST
- details ▼
- Friday
- 6. Nov 2026
- 29°C
- 18°C
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0mm
- Wind: 16km/hNNE 24°
- Humidity: 68%
- UV index: 11
- Sunrise: 05:54 CST
- Sunset: 17:26 CST
- details ▼
- Saturday
- 7. Nov 2026
- 27°C
- 18°C
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0mm
- Wind: 16km/hNNE 22°
- Humidity: 70%
- UV index: 10
- Sunrise: 05:55 CST
- Sunset: 17:26 CST
- details ▼
- Sunday
- 8. Nov 2026
- 27°C
- 18°C
PM Showers
- Precip. probability: 44%
- Precipitation: 3mm
- Wind: 16km/hNNE 21°
- Humidity: 70%
- UV index: 8
- Sunrise: 05:55 CST
- Sunset: 17:26 CST
- details ▼
- Monday
- 9. Nov 2026
- 26°C
- 18°C
Showers
- Precip. probability: 60%
- Precipitation: 6mm
- Wind: 17km/hNNE 20°
- Humidity: 74%
- UV index: 9
- Sunrise: 05:56 CST
- Sunset: 17:25 CST
- details ▼
For the next ten days, a combination of dull, showery and dry and sunny weather is forecasted.
Rainfall is predicted for Sunday, next Sunday and Monday.
The maximum temperature will be almost identical over the next several days. Expected highs will hover between 26°C and 29°C, while fluctuations in the night’s lowest temperature will be also minimal, as the minimum temperature will fluctuate between 17°C and 19°C.
The hottest days in La Unión will be Tuesday, Wednesday and Friday, with a maximum of 29°C; the coldest days will be Sunday, Monday and next Monday, with a maximum of 26°C.
Including the humidity's impact, the maximum feel-like temperature may increase and range between 26°C and a blazing 33°C.
Rainfall is predicted for Sunday, next Sunday and Monday.
The maximum temperature will be almost identical over the next several days. Expected highs will hover between 26°C and 29°C, while fluctuations in the night’s lowest temperature will be also minimal, as the minimum temperature will fluctuate between 17°C and 19°C.
The hottest days in La Unión will be Tuesday, Wednesday and Friday, with a maximum of 29°C; the coldest days will be Sunday, Monday and next Monday, with a maximum of 26°C.
Including the humidity's impact, the maximum feel-like temperature may increase and range between 26°C and a blazing 33°C.
Updated: Oct 31, 2026 @ 16:03:20 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
Today, moderate cloud cover will mix with sunshine throughout the day.
Today, the highest temperature will be 27°C, while the lowest temperature will be 18°C. The maximum heat index, which reflects the perceived temperature due to humidity levels, is assessed at 29°C.
The highest temperature today will be a few degrees higher than the average maximum temperature in October. The lowest temperature will be in line with the average low of 16.5°C.
The highest temperature today will be a few degrees higher than the average maximum temperature in October. The lowest temperature will be in line with the average low of 16.5°C.
On Saturday, in La Unión, sunrise was at 05:52 and sunset will be at 17:28 (CST).
Today, the daylight will last for 11h and 36min.
On Sunday, expect light passing rain showers before midday.
Tomorrow, there is a low probability of minimal rainfall in La Unión.
Tomorrow, the maximum temperature will be 26°C, while the minimum temperature will be 19°C.
The highest temperature will be in line with the average maximum of 24.5°C in October. The lowest temperature tomorrow will be slightly warmer than the average low temperature.
The highest temperature will be in line with the average maximum of 24.5°C in October. The lowest temperature tomorrow will be slightly warmer than the average low temperature.
On Sunday, in La Unión, sunrise will be at 05:53 and sunset at 17:28 (CST).
In La Unión, the length of the day tomorrow will be 11h and 35min.





