Measurements:
°C
°F
CURRENT WEATHER
23:35
Hiroshima
46°F
NE 17 mph
Feels like: 38°F
Precip: 100%
World Resorts Japan Hiroshima

Annual Weather

Hiroshima Air Temperature, °F

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
15
30
45
60
75
90
105
120
49.6
63.1
74.5
85.8
92.8
89.7
81.4
75.8
66.1
56.3
47.4
45.9
38.1
48.6
57.8
68.7
75.7
73.5
65.6
57.6
48.9
40.8
34.2
33.4
Day Temperature   
Night Temperature
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
14
28
42
56
70
84
98
112
62.1
69.6
76.2
81.2
84.5
80.4
71.8
64.7
58.2
54.1
53.7
56.5

Precipitation Totals, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.7
3.3
5.0
6.6
8.3
10.0
11.6
2.5
3.3
4
7.5
8.2
9.7
7.6
5.8
5
4.2
2.6
2

Rainy Days During the Year

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
1
2
3
4
5
6
7
8
9
10
11
12
4
4
4
6
9
9
10
6
5
5
4
3
Average Wind Speed, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
5.9
4.9
5.1
4.4
4.4
4.1
3.9
4.3
4.9
5.2
5.6
5.7
Sunny, Cloudy and Gloomy Days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
5
10
15
20
25
30
35
8
6
6
9
7
11
10
6
8
8
8
8
12
10
10
11
11
10
10
8
7
10
12
12
11
14
16
10
13
10
11
16
14
12
9
11
Gloomy days   
Cloudy days   
Sunny days
Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.6
3.2
4.7
6.3
7.9
9.5
11.1
5.8
6.7
7.5
7
8.1
7.6
7.9
9.2
7.9
7.1
6.1
5.8

We are using day length and cloud cover information for each day of the month to calculate averages for this chart.

Best Time to Visit Hiroshima
The most sunny months:
May 16 days
October 16 days
April 14 days
The most warm months:
August 92.8 °F
July 89.7 °F
September 85.8 °F
Warmest sea temperature:
August 84.6 °F
September 81.2 °F
July 80.4 °F
The most cold months:
January 45.9 °F
February 47.4 °F
December 49.6 °F
The most rainy months:
June 10 days
August 9 days
July 9 days
The most windy months:
December 6 mph
January 6 mph
February 6 mph
more details

Hiroshima on the Weather Map

Japan Resorts:
NAME
F°
Atami +54
Fukuoka +50
Hakone +56
Hiroshima +46
Kamakura +60
Kyoto +52
Nagasaki +52
Nagoya +56
Nara +50
Noboribetsu +44
Okinawa +70
Osaka +54
Sapporo +44
Tokyo +60
Yokohama +60
all resorts
24 Hours Weather Forecast
Hiroshima
Local time: 23:35
15 apr, tuesday
0000 46°F
NE
17 mph
0300 44°F
E
16 mph
0600 42°F
E
12 mph
0900 46°F
SE
12 mph
1200 48°F
SE
13 mph
1500 52°F
SE
17 mph
1800 50°F
E
11 mph
2100 42°F
E
6 mph