Hiroshima weather live forecast

Today's maximum temperature in Hiroshima is expected to be 33°C. Select a day from the live weather forecast for Hiroshima, Japan for more weather parameters.

Tuesday
1st Sep
33

28

9

9
Wednesday
2nd Sep
34

28

7

9
Thursday
3rd Sep
32

27

2

5
Friday
4th Sep
28

26

0

8
Saturday
5th Sep
30

23

2

3

5-day weather forecast updated at 04:00 on Monday 31st August 2026 GMT

More about Hiroshima

Hiroshima by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Japan

Fred Olsen: Top cruise offers for 2026/2027

Sale

Explore latest offers on Fred Olsen Cruises in 2026/2027
Find last minute deals or early bird discounts
Filter offers by price, destination, ship & departure point

Go to Fred Olsen deal >>

View all Fred Olsen offers

Cruise deal finder

Destination

The 5-day weather forecast for Japan (Hiroshima) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Hiroshima weather forecast by day

Below are the detailed weather forecasts for Hiroshima for the next 5 days.

Hiroshima weather for Tuesday 1st September 2026

Expect scattered clouds in Hiroshima, Japan with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

33
°C maximum temperature
28
°C minimum temperature
scattered clouds
9
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
15
kph wind from SW

Hiroshima weather for Wednesday 2nd September 2026

Expect scattered clouds in Hiroshima, Japan with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

34
°C maximum temperature
28
°C minimum temperature
scattered clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from S

Hiroshima weather for Thursday 3rd September 2026

Expect isolated thunderstorms in Hiroshima, Japan with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 68% chance of some rain and a light breeze of 11 kph from the north-east.

32
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
5
UV index (Moderate)
68
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from NE

Hiroshima weather for Friday 4th September 2026

Expect isolated thunderstorms in Hiroshima, Japan with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 82% chance of some rain and a gentle breeze of 18 kph from the north.

28
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
8
UV index (Very High)
82
% chance of some rain
<40
mm of rainfall expected
L
low heat & humidity
18
kph wind from N

Hiroshima weather for Saturday 5th September 2026

Expect broken clouds in Hiroshima, Japan with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north-east.