Weather in Hiroshima in tammikuu
Climate normals based on 10 years of historical data for Hiroshima, Japani.
Average high
9°C
Average low
2°C
Rainfall
63 mm
7 rainy days
Sunshine
3.0h/day
Kosteus
75%
How Hot Is Hiroshima in tammikuu?
Hiroshima's January runs at its annual low — 9°C by day, 2°C at night. A 2°C cooler reading than December, but next month (February) will drop further.
Sunshine Hours in tammikuu
Hiroshima's January averages 3.0h of direct sun — cloud cover varies day to day.
Does It Rain In Hiroshima In tammikuu?
Moderate showers shape January: 63mm of rain in Hiroshima across 7 days.
Is Hiroshima Humid In tammikuu?
Tropical-style humidity defines Hiroshima's January: 75% on average, with constant mugginess.
Wind In Hiroshima In tammikuu
Breezes around 17 kph in Hiroshima this January — comfortable for outdoor activity.
Cloud Cover In Hiroshima In tammikuu
Grey, cloudy days are the norm: 64% average cover in Hiroshima.
Cities With Similar Weather In tammikuu
Weather in Hiroshima, month by month
| Month | High / Low | Sade | |
|---|---|---|---|
| Sää tammikuussa | 9°C / 2°C | 63mm | |
| Sää helmikuussa | 10°C / 2°C | 74mm | Details → |
| Sää maaliskuussa | 14°C / 5°C | 129mm | Details → |
| Sää huhtikuussa | 18°C / 9°C | 175mm | Details → |
| Sää toukokuussa | 22°C / 14°C | 160mm | Details → |
| Sää kesäkuussa | 25°C / 18°C | 253mm | Details → |
| Sää heinäkuussa | 29°C / 22°C | 342mm | Details → |
| Sää elokuussa | 31°C / 24°C | 231mm | Details → |
| Sää syyskuussa | 27°C / 20°C | 222mm | Details → |
| Sää lokakuussa | 22°C / 14°C | 114mm | Details → |
| Sää marraskuussa | 17°C / 9°C | 80mm | Details → |
| Sää joulukuussa | 11°C / 4°C | 62mm | Details → |