Swimming in Hakodate in september 2025: Average sea temperature in september and tide times in september 2025
Average sea temperature in Hakodate in september 2025.
In september, according to seasonal norms, the sea temperature in Hakodate is:
Minimum: 66°F
Average: 70°F
Maximum: 75°F
Other useful seasonal weather averages in september:
- Outside temperature: 65°F to 71°F
- Most common weather: "Clear/Sunny"
- The wind blows at 11.2mph
- It rains a total of 3.6in, over 6 day(s).
Should we swim in Hakodate in september?
Yes... and no. The water temperature in Hakodate in september is cool
Swimming in september on the beaches of Hakodate is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 75°F, it can also be as low as 66°F! Note that the average is 70°F.
Note also that in september, the climate is good with an average outside temperature of 68°F, 3.6in of precipitation (over 6 days) and 83.77 % humidity.
Water and normal seasonal temperatures in Hakodate in september
| September | |||
| Average sea temperature | 70°F | ||
| Minimum sea temperature | 66°F | ||
| Maximum sea temperature | 75°F | ||
| Average outside temperature | 68°F | ||
| Maximum outside temperature | 72°F | ||
| Minimum outside temperature | 67°F | ||
| Wind speed | 11.8mph | ||
| Wind temperature | 65°F | ||
| Precipitation | 3.6in | ||
| Number of days of rain | 6 jour(s) (20%) | ||
| Humidity | 84% | ||
| Visibility in kilometers | 9.47km | ||
| Cloud cover | 41% | ||
| Our opinion | cool swimming |
Chart of the tides in september 2025
Tide times in september 2025 in Hakodate
Swim elsewhere in Japan in september
| City | Average T° | Min. T° | Max. T° | Our opinion | Tokyo in september | 78°F | 82°F | pleasant swimming | Fukuoka in september | 79°F | 83°F | pleasant swimming | Hiroshima in september | 79°F | 82°F | pleasant swimming | Kochi in september | 81°F | 83°F | ideal swimming | Nagoya in september | 79°F | 83°F | pleasant swimming | Okinawa in september | 83°F | 85°F | ideal swimming | Osaka in september | 80°F | 83°F | ideal swimming | Sapporo (Hokkaido) in september | 69°F | 74°F | cool swimming | Abashiri in september | 63°F | 68°F | cold swimming | Akita in september | 76°F | 80°F | pleasant swimming | Aomori in september | 73°F | 78°F | pleasant swimming | Hakone in september | 79°F | 83°F | pleasant swimming | Izumo in september | 79°F | 82°F | ideal swimming | Kagoshima (Kyushu) in september | 82°F | 84°F | ideal swimming | Kanazawa in september | 79°F | 83°F | pleasant swimming | Kobe in september | 79°F | 83°F | ideal swimming | Nagasaki in september | 80°F | 83°F | ideal swimming | Nago in september | 83°F | 85°F | ideal swimming | Naha in september | 83°F | 85°F | ideal swimming | Okayama in september | 79°F | 82°F | pleasant swimming |