World Resorts Japan Hiroshima Weather

Hiroshima weather in August

Weather in Hiroshima: August

Average day temperature: 88.6°F
Average night temperature: 73.0°F
Sea water temperature: 80.8°F
Number of sunny days: 13 days
Day length: 11.9 - 13.9 hours
Number of rainy days: 9 days
Precipitation totals: 8.6 in.

Air temperature in August, °F

Show year:
2023
2022
2021

The highest day temperature during August of 2023 was 94°F. At the same time the lowest night temperature was 71°F. Day and night temperature averages during August were 87.0°F and 75.3°F.

Sea water temperature in Hiroshima in August, °F

Show year:
2023
2022
2021

The average sea water temperature in August of 2023 was 82.6°F. The highest and lowest sea temperatures during the month were 84.2°F and 80.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are sunny but cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Hiroshima in August is 9.9 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 4.7 mph It makes August one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 6.3.

Best time for vacation in Hiroshima

Sunniest months:
May 17 days
October 16 days
November 15 days
Warmest months:
August 88.6 °F
July 85.9 °F
September 82.0 °F
Warmest sea temp:
August 80.8 °F
September 77.8 °F
July 77.1 °F
Coldest months:
January 46.4 °F
February 48.0 °F
December 49.7 °F
Rainiest months:
July 10 days
June 10 days
August 9 days
Windiest months:
December 5.7 mph
January 5.7 mph
February 5.5 mph

Hiroshima on a weather map

Hiroshima
+48°F
S 7 mph
Feels like: +41°F
Precip.: 0%
Places in Japan:
Name
°F
+46°F
+52°F
+54°F
+50°F
+54°F
+54°F
+54°F
+54°F
+70°F
+54°F
+39°F
+52°F
+52°F
+52°F
+48°F
24 Hours Forecast
Hiroshima
Local time: 04:02
May 02, thursday
0600
45°F
S
6 mph
0900
55°F
SW
7 mph
1200
63°F
W
3 mph
1500
64°F
NW
4 mph
1800
59°F
N
2 mph
2100
50°F
S
3 mph
May 03, friday
0000
48°F
SW
3 mph
0300
48°F
SW
4 mph
Units of measurement: °C / °F