Last updated: March 2, 2024
The weather in Ogasawara, Japan, during December is characterized by an average temperature of 22°C (71°F). Highs can soar to 25°C (77°F), while lows may dip to 18°C (65°F). Typically, the humidity level in Ogasawara throughout December hovers around 75%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Ogasawara averages 167 mm (6.6 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 10 hours 27 minutes of daylight, with the sun shining for approximately 6 hours 57 minutes each day. Additionally, there is a 37% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Ogasawara reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 25 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 | 5 | 6 | 6 | 4 | 3 | 1 | 1 | 0 | 0 | 0 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||