Last updated: March 2, 2024
The weather in Tamuning-Tumon-Harmon Village, Guam, during December is characterized by an average temperature of 27°C (82°F). Highs can soar to 29°C (84°F), while lows may dip to 26°C (79°F). Typically, the humidity level in Tamuning-Tumon-Harmon Village throughout December hovers around 84%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Tamuning-Tumon-Harmon Village averages 105 mm (4.1 inches) of rainfall, typically over the course of 22 rainy days. The month enjoys an average of 11 hours 20 minutes of daylight, with the sun shining for approximately 9 hours 12 minutes each day. Additionally, there is a 35% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Tamuning-Tumon-Harmon Village reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 1 | 2 | 4 | 7 | 9 | 11 | 10 | 8 | 5 | 2 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||