Iquitos Weather in December
What's the weather like in Iquitos (Loreto) in December 2025?
The climate in Iquitos during December can be summarized as hot, humid and very wet.
December is in the summer in Iquitos and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 23°C (74°F) is normal.
| Daytime temperature | 31.9°C 89.4°F |
|---|---|
| Nightly temperature | 23.3°C 73.9°F |
| Average temperature | 27.6°C 81.7°F |
| Daily sunshine | 5.9 hrs |
| Avg rainfall | 274 mm 10.8 ins |
| Rainy days | 20 days |
| Sea temperature | 24.4°C 75.9°F |
| Humidity | 80% |
| Windspeed | 5kph 3 mph |
On average December is the 3rd wettest month of the year in Iquitos with around 274mm 10.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.9 hours of sunshine per day.
December temperatures in Iquitos
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 Iquitos in December 2025.
Other monthly averages
Best places to visit in December
Iquitos weather stats
| Hottest month: | December | 31.7°C 89.1°F |
|---|---|---|
| Driest month: | August | 169mm 6.7ins |
| Sunniest month: | August | 6.8hrs |
| Coldest month: | June | 30.3°C 86.5°F |
| Wettest month: | March | 302mm 11.9ins |
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