Last updated: March 2, 2024
The weather in Sao Tome, Sao Tome and Principe, during December is characterized by an average temperature of 26°C (80°F). Highs can soar to 28°C (82°F), while lows may dip to 25°C (77°F). Typically, the humidity level in Sao Tome throughout December hovers around 76%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Sao Tome averages 257 mm (10.1 inches) of rainfall, typically over the course of 28 rainy days. The month enjoys an average of 12 hours 5 minutes of daylight, with the sun shining for approximately 9 hours 22 minutes each day. Additionally, there is a 24% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Sao Tome reaches a maximum of 12, 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 | 2 | 4 | 7 | 10 | 12 | 11 | 9 | 6 | 3 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||