Last updated: March 2, 2024
The weather in Sao Tome, Brazil, during December is characterized by an average temperature of 27°C (82°F). Highs can soar to 35°C (95°F), while lows may dip to 22°C (72°F). Typically, the humidity level in Sao Tome throughout December hovers around 70%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Sao Tome averages 18 mm (0.7 inches) of rainfall, typically over the course of 6 rainy days. The month enjoys an average of 12 hours 26 minutes of daylight, with the sun shining for approximately 11 hours 16 minutes each day. Additionally, there is a 37% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Sao Tome reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 3 | 6 | 9 | 13 | 14 | 14 | 11 | 7 | 4 | 2 | 1 | 0 | 0 |
| Exposure | Moderate | High | VeryHigh | Extreme | High | Moderate | Low | ||||||
| Time to burn | 30 min | 25 min | 15 min | 10 min | 25 min | 30 min | 45 min | ||||||