Average sea water temperature in October:
+73.7°F
| Minimum sea water temperature in October: | 80.4°F |
| Maximum sea water temperature in October: | 68.7°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 75.8°F. The highest and lowest sea temperatures during the month were 78.1°F and 72.0°F.
sea water
temperature
temperature
| Hiroshima |
monthly
weather
weather
| Hiroshima |
current
weather
weather
| Hiroshima |
14 days
forecast
forecast
| Hiroshima |
Monthly sea water temperature in Hiroshima, °F
Which Japan resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| Okinawa | 84.7°F | 82.9°F |
| Nagasaki | 79.8°F | 78.4°F |
| Fukuoka | 76.5°F | 74.9°F |
| Hiroshima | 75.8°F | 76.3°F |
| Kobe | 75.2°F | 75.8°F |
| Hakone | 75.1°F | 75.8°F |
| Atami | 75.1°F | 76.5°F |
| Nagoya | 74.6°F | 76.0°F |
| Osaka | 74.3°F | 75.5°F |
| Kamakura | 74.2°F | 74.8°F |
| Nara | 74.1°F | 75.0°F |
| Kyoto | 73.4°F | 73.6°F |
| Yokohama | 72.9°F | 73.0°F |
| Tokyo | 72.9°F | 73.2°F |
| Sapporo | 65.1°F | 64.3°F |
| Noboribetsu | 63.8°F | 64.6°F |
Best time for vacation in Hiroshima
Hiroshima on a weather map
Places in Japan:
Name
°F
24 Hours Forecast
Hiroshima
Local time: 13:40
December 30, tuesday
1500
52°F
SE
9 mph
9 mph
1800
43°F
S
8 mph
8 mph
2100
39°F
S
5 mph
5 mph
December 31, wednesday
0000
39°F
S
4 mph
4 mph
0300
37°F
SE
5 mph
5 mph
0600
36°F
SE
7 mph
7 mph
0900
41°F
SE
9 mph
9 mph
1200
45°F
SE
11 mph
11 mph
