La Unión Weather in January
What's the weather like in La Unión (Huanuco) in January 2026?
The climate in La Unión during January can be summarized as mild and damp.
January is in the summer in La Unión and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 4°C (40°F) is normal.
| Daytime temperature | 17°C 62.5°F |
|---|---|
| Nightly temperature | 4.3°C 39.7°F |
| Average temperature | 10.6°C 51.1°F |
| Daily sunshine | 5.4 hrs |
| Avg rainfall | 107 mm 4.2 ins |
| Rainy days | 19 days |
| Sea temperature | 22.8°C 73°F |
| Humidity | 76% |
| Windspeed | 11.2kph 7 mph |
On average January is the 3rd wettest month of the year in La Unión with around 107mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.4 hours of sunshine per day.
January temperatures in La Unión
January rainfall
January hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in La Unión in January 2025.
Other monthly averages
Best places to visit in January
La Unión weather stats
| Hottest month: | November | 17.7°C 63.9°F |
|---|---|---|
| Driest month: | June | 14mm 0.6ins |
| Sunniest month: | July | 9.2hrs |
| Coldest month: | July | 17.1°C 62.8°F |
| Wettest month: | March | 141mm 5.6ins |
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