Hiroshima weather in January
Hiroshima in January averages 6°C (43°F), 49 mm of rain and 4.5 hours of sun a day.
Of the twelve months in Hiroshima, January is the coldest and the driest.
- Average temp
- 6°C (43°F)
2–10°C · 36–50°F
- Rainfall
- 49 mm
Not much rain
- Sunshine
- 4.5 h
hours per day
- Wind
- 10 km/h
What is Hiroshima like in January?
Daytime
Days are cool.
Rain
Rain is usually light.
Evening
Evenings are cooler. A layer helps after sunset.
What should I pack for Hiroshima in January?
A warm mid-layer
Nights drop to around 2°C (36°F).
January compared with December and February
January in Hiroshima is 2.1°C cooler than December and about as wet as it, which averages 8°C (47°F).
January in Hiroshima is 0.6°C cooler than February and 17 mm drier than it, which averages 7°C (44°F).
Daylight in Hiroshima in January
On 15 January the sun is up for 10 hours 6 minutes in Hiroshima, rising about 07:16 and setting about 17:22 local time.
January ends 35 minutes longer than it begins, so the last week of the month is a different length of day from the first.
That is 4 hours 21 minutes short of June, the longest-lit month here.
Where to stay in Hiroshima
Dates are a starting point for January.
Travel guides for Hiroshima
What to read before you book.
Hiroshima weather by month
TemperatureRainfall
How January compares with the rest of the year
January is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 6°C / 43°F | 49 mm |
| February | 7°C / 44°F | 66 mm |
| March | 10°C / 50°F | 123 mm |
| April | 15°C / 59°F | 151 mm |
| May | 20°C / 67°F | 170 mm |
| June | 24°C / 74°F | 228 mm |
| July | 27°C / 81°F | 299 mm |
| August | 29°C / 84°F | 137 mm |
| September | 25°C / 77°F | 153 mm |
| October | 19°C / 67°F | 116 mm |
| November | 13°C / 56°F | 67 mm |
| December | 8°C / 47°F | 58 mm |
Similar weather in January
Other destinations whose January averages sit close to this one.
Check another month
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FAQs about Hiroshima in January
January climate averages for Hiroshima, 1991–2020.
Hiroshima averages 6°C (43°F) in January, ranging from about 2°C (36°F) at night to 10°C (50°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Barely. January sees only about 49 mm, so rain is unlikely to affect your plans.
No. January averages 6°C (43°F) against 7°C (44°F) in February — 0.6°C cooler.
January is 2.1°C cooler than December, and about as wet.
It is outside the easiest window. The most comfortable stretch here is August to November; January sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.
About 4.5 hours of sun a day on the 1991–2020 average.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what January is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 10 hours 6 minutes of daylight in mid-January, against 14 hours 27 minutes in June and 9 hours 52 minutes in December.
On 15 January, sunrise is about 07:16 and sunset about 17:22 local time. Both shift across the month — the month ends 35 minutes longer than it starts.
