Last updated: March 2, 2024
The weather in Nanto, Japan, during December is characterized by an average temperature of 3°C (37°F). Highs can soar to 14°C (58°F), while lows may dip to -8°C (17°F). Typically, the humidity level in Nanto throughout December hovers around 79%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Nanto averages 250 mm (9.8 inches) of rainfall, typically over the course of 23 rainy days. The month enjoys an average of 9 hours 41 minutes of daylight, with the sun shining for approximately 6 hours 18 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 Nanto reaches a maximum of 3, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 10:00 and 12:00, during which unprotected skin may burn in as little as 30 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 | 1 | 2 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 0 | 0 | 0 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||