Last updated: August 23, 2025
In Fukagawa, Japan, the average temperature in December is a brisk -4°C (25°F). Expect chilly nights with minimums plunging to -17°C (1°F), while daytime highs can reach a mild 13°C (55°F). During this month, you'll encounter 103 mm (4.1 in) of precipitation over 26 days, contributing to an average humidity of 80%. Be prepared for a wintery experience!
In December in Fukagawa, the average temperature is -4°C (25°F). Maximums can reach 13°C (55°F), while minimums can drop as low as -17°C (1°F). Visitors should prepare for a wide range of temperatures and dress accordingly for their travels.
In Fukagawa in December, the total precipitation amount is 103 mm (4.1 in) spread over 26 days.
In Fukagawa in December humidity is 80%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill, making traveling outdoors quite uncomfortable as the damp air clings to your skin, intensifying the cold and sapping your warmth with every gust of wind.
In Fukagawa 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 Fukagawa, you can visit Hourly UV Index in Fukagawa.
UV Risk Categories
Weather in Fukagawa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Fukagawa, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -7°C (19°F) | 57 mm (2.2 inches) | 84% | low |
| February Weather | -6°C (22°F) | 75 mm (2.9 inches) | 83% | moderate |
| March Weather | 0°C (32°F) | 83 mm (3.3 inches) | 81% | high |
| April Weather | 6°C (43°F) | 73 mm (2.9 inches) | 81% | high |
| May Weather | 12°C (54°F) | 99 mm (3.9 inches) | 86% | very high |
| June Weather | 16°C (60°F) | 102 mm (4.0 inches) | 87% | very high |
| July Weather | 21°C (69°F) | 122 mm (4.8 inches) | 93% | very high |
| August Weather | 21°C (70°F) | 195 mm (7.7 inches) | 95% | very high |
| September Weather | 17°C (62°F) | 107 mm (4.2 inches) | 88% | very high |
| October Weather | 10°C (51°F) | 147 mm (5.8 inches) | 83% | moderate |
| November Weather | 4°C (39°F) | 133 mm (5.2 inches) | 79% | moderate |
| December Weather | -4°C (25°F) | 103 mm (4.1 inches) | 80% | low |