San Borja Weather in December
What's the weather like in San Borja (El Beni) in December 2025?
The climate in San Borja during December can be summarized as hot, humid and very wet.
December is in the summer in San Borja and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 23°C (73°F) is normal.
| Daytime temperature | 32.5°C 90.5°F |
|---|---|
| Nightly temperature | 22.7°C 72.9°F |
| Average temperature | 27.6°C 81.7°F |
| Daily sunshine | 6.4 hrs |
| Avg rainfall | 247 mm 9.7 ins |
| Rainy days | 13 days |
| Sea temperature | 22.3°C 72.2°F |
| Humidity | 76% |
| Windspeed | 9.7kph 6 mph |
On average December is the 3rd wettest month of the year in San Borja with around 247mm 9.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.4 hours of sunshine per day.
December temperatures in San Borja
December rainfall
December 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 San Borja in December 2025.
Other monthly averages
Best places to visit in December
San Borja weather stats
| Hottest month: | November | 32.7°C 90.9°F |
|---|---|---|
| Driest month: | August | 60mm 2.4ins |
| Sunniest month: | August | 8.1hrs |
| Coldest month: | June | 29.2°C 84.6°F |
| Wettest month: | February | 285mm 11.2ins |
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