Is Hiroshima hot in July?
Days are typically hot at 31.1°C, while nights average 23.9°C.
Japan · 1991–2020 normal
Hiroshima in
July.
Typical July weather in Hiroshima: 31.1°C by day, 23.9°C at night, 319 mm of rain over 13 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high31.1°C
Typical low23.9°C
Rain319 mm
Wet days13
In the year-round weather comparison, July scores 12 out of 100 (October leads the year at 79). Daylight is calculated as 14 h 15 from latitude 34.40°. Open-water sea temperature is 24.2°C (31 km from the place centre).
July at a glance
What is Hiroshima like in July?
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Does it rain much?
The measured monthly average is 319 mm across about 13 wet days.
How much daylight is there?
There are about 14 h 15 between sunrise and sunset at mid-month, calculated from the place latitude.
Is July a good time to visit?
July ranks 12 of 12 in our weather comparison; October ranks first.
Event window
Warm sea in July
The nearest open-water NOAA OISST 1991–2020 cell averages 24.2°C in July. A sheltered bay can run warmer than that open-water cell.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 1862415
- NOAA station
- JA000047765 · HIROSHIMA
- Station distance
- 1.6 km from the place centre
- Coverage
- Good coverage · 19 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Hiroshima is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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