Hiroshima weather in December
In December, Hiroshima has an average high of 12.1°C (54°F) and an average low of 4.0°C (39°F). Expect about 6 days with rain or snow (54 mm, 2.1 in of precipitation for the month) and snowfall on about 8 days. Daytime highs are 5.6°C cooler than in November.
| Average high | 12.1°C / 54°F |
|---|---|
| Average low | 4.0°C / 39°F |
| Daily average | 7.5°C / 46°F |
| Precipitation (rain and snow) | 54 mm / 2.1 in |
| Days with rain or snow (1 mm or more) | 6 days |
| Sunshine | 141 hours in the month |
| Days with snowfall | 8 days (2 cm in total) |
Averages for 1991–2020 at the Japan Meteorological Agency's Hiroshima weather station. Individual years vary.
What's in bloom in December
- Autumn colors: out in 87% of the last 30 years in the week of Dec 2 – Dec 8 (on the weather station's sample tree; spots in the hills often color earlier).
What to wear
A warm jacket or light down coat, plus layers. Mornings and evenings are chilly.
Hiroshima month by month
← November ·All 12 months ·January →
Other cities in December
| City | High / low | Rainy days |
|---|---|---|
| Tokyo | 12° / 4°C | 5 |
| Kyoto | 12° / 4°C | 7 |
| Osaka | 12° / 5°C | 6 |
| Nara | 12° / 3°C | 7 |
| Fukuoka | 13° / 6°C | 9 |
| Nagoya | 12° / 3°C | 6 |
| Sendai | 8° / 1°C | 6 |
| Sapporo | 2° / -4°C | 16 |
| Naha | 22° / 17°C | 9 |
See Japan weather in December for all regions.
Source: Japan Meteorological Agency climate normals 1991–2020 and phenological observations (processed by Japan Bloom Calendar). Not a forecast.