Swim in Hiroshima in december 2024What is the temperature of the sea in in december?

Average sea temperature in Hiroshima in december 2024.

In december, according to seasonal norms, the sea temperature in Hiroshima is:

Minimum: 57°F

Average: 63°F

Maximum: 69°F

Other useful seasonal weather averages in december:

  • Outside temperature: 39°F to 50°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 1.9mph
  • It rains a total of 4.7in, over 5 day(s).

Should we swim in Hiroshima in december?

No... The water temperature in Hiroshima in december is cold

Swimming in Hiroshima in december is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average sea temperature of 63°F (minimum: 57°F - maximum: 69°F).

Note also that in december, the climate is very bad with an average outside temperature of 45°F, 4.7in of precipitation (over 5 days) and 86.83 % humidity.

Water and normal seasonal temperatures in Hiroshima in december

December
Average sea temperature 63°F
Minimum sea temperature 57°F
Maximum sea temperature 69°F
Average outside temperature 45°F
Maximum outside temperature 50°F
Minimum outside temperature 40°F
Wind speed 7.5mph
Wind temperature 38°F
Precipitation 4.7in
Number of days of rain 5 jour(s)
(16%)
Humidity 87%
Visibility in kilometers 8.89km
Cloud cover 42%
Our opinion cold swimming

Swim elsewhere in Japan in december

City Average T° Max. T° Our opinion
Tokyo in december63°F68°Fcool swimming
Fukuoka in december65°F70°Fcool swimming
Kochi in december68°F73°Fcool swimming
Nagoya in december63°F68°Fcold swimming
Okinawa in december75°F78°Fpleasant swimming
Osaka in december64°F68°Fcool swimming
Sapporo (Hokkaido) in december48°F52°Ffreezing swimming
Abashiri in december40°F44°Ffreezing swimming
Akita in december57°F61°Ffreezing swimming
Aomori in december55°F59°Ffreezing swimming
Hakodate in december50°F56°Ffreezing swimming
Hakone in december65°F70°Fcool swimming
Izumo in december64°F69°Fcool swimming
Kagoshima (Kyushu) in december70°F73°Fcool swimming
Kanazawa in december60°F65°Fcold swimming
Kobe in december65°F68°Fcool swimming
Nagasaki in december66°F71°Fcool swimming
Nago in december75°F77°Fpleasant swimming
Naha in december75°F78°Fpleasant swimming
Okayama in december63°F68°Fcool swimming

Swim in Japan in december: sea temperature by city

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