Santa Helena Weather in December
What's the weather like in Santa Helena (Maranhão) in December 2024?
The climate in Santa Helena during December can be summarized as hot, humid and reasonably dry.
December is in the summer in Santa Helena and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 23°C (74°F) is normal.
| Daytime temperature | 32.2°C 89.9°F |
|---|---|
| Nightly temperature | 23.3°C 73.9°F |
| Average temperature | 27.7°C 81.9°F |
| Daily sunshine | 6.8 hrs |
| Avg rainfall | 69 mm 2.7 ins |
| Rainy days | 16 days |
| Sea temperature | 27.8°C 82.1°F |
| Humidity | 77% |
| Windspeed | 10.4kph 7 mph |
On average December is the 5th driest month of the year in Santa Helena with around 69mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.8 hours of sunshine per day.
December temperatures in Santa Helena
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 Santa Helena in December 2024.
Other monthly averages
Best places to visit in December
Santa Helena weather stats
| Hottest month: | November | 32.1°C 89.8°F |
|---|---|---|
| Driest month: | October | 14mm 0.6ins |
| Sunniest month: | August | 8.6hrs |
| Coldest month: | February | 30°C 86°F |
| Wettest month: | April | 456mm 18ins |
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