Last updated: August 23, 2025
In December, the average temperature in Nakashibetsu, Japan is a chilly -3°C (27°F). While you might experience a minimum of -17°C (1°F), temperatures can climb to a maximum of 13°C (57°F). Expect 55 mm (2.2 in) of precipitation spread over 6 days during the month, and prepare for a 79% average humidity that adds to the frosty atmosphere.
In December in Nakashibetsu, the average temperature is -3°C (27°F), with maximums reaching 13°C (57°F) and minimums dipping as low as -17°C (1°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack appropriate clothing for both warm and very cold conditions.
In Nakashibetsu in December, the total precipitation amount is 55 mm (2.2 in) spread over 6 days.
In Nakashibetsu in December, humidity is 79%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm.
In Nakashibetsu in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Nakashibetsu, you can visit Hourly UV Index in Nakashibetsu.
UV Risk Categories
Weather in Nakashibetsu varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Nakashibetsu, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 41 mm (1.6 inches) | 84% | low |
| February Weather | -7°C (20°F) | 42 mm (1.7 inches) | 83% | moderate |
| March Weather | -1°C (31°F) | 88 mm (3.5 inches) | 83% | high |
| April Weather | 5°C (41°F) | 75 mm (3.0 inches) | 83% | high |
| May Weather | 11°C (52°F) | 88 mm (3.5 inches) | 86% | very high |
| June Weather | 14°C (57°F) | 87 mm (3.4 inches) | 88% | very high |
| July Weather | 18°C (64°F) | 89 mm (3.5 inches) | 93% | very high |
| August Weather | 19°C (66°F) | 144 mm (5.7 inches) | 96% | very high |
| September Weather | 16°C (62°F) | 111 mm (4.4 inches) | 89% | very high |
| October Weather | 11°C (52°F) | 173 mm (6.8 inches) | 83% | moderate |
| November Weather | 5°C (41°F) | 82 mm (3.2 inches) | 80% | moderate |
| December Weather | -3°C (27°F) | 55 mm (2.2 inches) | 79% | low |