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

Average sea temperature in Nagasaki in december 2024.

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

Minimum: 61°F

Average: 66°F

Maximum: 71°F

Other useful seasonal weather averages in december:

  • Outside temperature: 49°F to 55°F
  • Most common weather: "Moderate rain at times"
  • The wind blows at 4.4mph
  • It rains a total of 6.7in, over 7 day(s).

Should we swim in Nagasaki in december?

Yes... and no. The water temperature in Nagasaki in december is cool

Swimming in december on the beaches of Nagasaki is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 71°F, it can also be as low as 61°F! Note that the average is 66°F.

Note also that in december, the climate is tolerable with an average outside temperature of 52°F, 6.6in of precipitation (over 7 days) and 75.56 % humidity.

Water and normal seasonal temperatures in Nagasaki in december

December
Average sea temperature 66°F
Minimum sea temperature 61°F
Maximum sea temperature 71°F
Average outside temperature 52°F
Maximum outside temperature 56°F
Minimum outside temperature 50°F
Wind speed 14.9mph
Wind temperature 45°F
Precipitation 6.7in
Number of days of rain 7 jour(s)
(21%)
Humidity 76%
Visibility in kilometers 9.44km
Cloud cover 50%
Our opinion cool 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
Hiroshima in december63°F69°Fcold 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
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

Change units