World Resorts Japan Hiroshima Weather

Hiroshima 7 Days Forecast

18.03
wed
Day
46°F
E 2 mph
Precip.
100%
Night
48°F
NE 3 mph
Precip.
63%
19.03
thu
Day
55°F
S 6 mph
Precip.
88%
Night
39°F
S 4 mph
Precip.
0%
20.03
fri
Day
52°F
S 4 mph
Precip.
0%
Night
37°F
S 5 mph
Precip.
0%
21.03
sat
Day
54°F
N 3 mph
Precip.
0%
Night
39°F
S 3 mph
Precip.
0%
22.03
sun
Day
57°F
N 5 mph
Precip.
0%
Night
43°F
S 3 mph
Precip.
0%
23.03
mon
Day
61°F
N 3 mph
Precip.
0%
Night
48°F
SW 5 mph
Precip.
0%
24.03
tue
Day
46°F
SW 8 mph
Precip.
100%
Night
45°F
SW 4 mph
Precip.
0%

Sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 52.2°F. The highest and lowest sea temperatures during the month were 53.4°F and 49.8°F.

Air temperature in Hiroshima, °F

Precipitation total in Hiroshima, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Hiroshima

Sunniest months:
May 16 days
October 15 days
April 14 days
Warmest months:
August 88.4 °F
July 85.8 °F
September 82.1 °F
Warmest sea temp:
August 81.2 °F
September 78.3 °F
July 77.6 °F
Coldest months:
January 46.3 °F
February 47.8 °F
December 49.7 °F
Rainiest months:
June 10 days
July 9 days
August 8 days
Windiest months:
December 5.9 mph
January 5.9 mph
February 5.6 mph

Hiroshima on a weather map

Current weather
03:46
Hiroshima
+41°F
SW 3 mph
Feels like: +41°F
Precip.: 0%
Places in Japan:
Name
°F
Atami
+45°F
Yokohama
+52°F
Kamakura
+52°F
Kyoto
+39°F
Kobe
+46°F
Nagasaki
+52°F
Nagoya
+48°F
Nara
+41°F
Okinawa
+63°F
Osaka
+46°F
Sapporo
+27°F
Tokyo
+52°F
Fukuoka
+45°F
Hakone
+50°F
Hiroshima
+41°F
all places
24 Hours Forecast
Hiroshima
Local time: 03:46
March 18, wednesday
0600
41°F
SW
2 mph
0900
50°F
W
2 mph
1200
46°F
E
2 mph
1500
46°F
NW
1 mph
1800
46°F
NW
2 mph
2100
46°F
E
1 mph
March 19, thursday
0000
48°F
NE
3 mph
0300
50°F
SE
5 mph
Units of measurement: °C / °F