Swim in Grindavík in january 2025What is the temperature of the sea in in january?

Average sea temperature in Grindavík in january 2025.

In january, according to seasonal norms, the sea temperature in Grindavík is:

Minimum: 42°F

Average: 43°F

Maximum: 45°F

Other useful seasonal weather averages in january:

  • Outside temperature: 37°F to 41°F
  • Most common weather: "Snow showers"
  • The wind blows at -1.9mph
  • It rains a total of 7.9in, over 13 day(s).

Should we swim in Grindavík in january?

No... The water temperature in Grindavík in january is freezing

You won't be able to swim in Grindavík in january! The water temperature is freezing, reaching as low as 42°F (and only 45°F at best)! Our advice: if you are going to Grindavík this month, plan to sightsee and forget the beach!

Note also that in january, the climate is very bad with an average outside temperature of 39°F, 7.8in of precipitation (over 13 days) and 79.96 % humidity.

Water and normal seasonal temperatures in Grindavík in january

January
Average sea temperature 43°F
Minimum sea temperature 42°F
Maximum sea temperature 45°F
Average outside temperature 40°F
Maximum outside temperature 41°F
Minimum outside temperature 38°F
Wind speed 26.1mph
Wind temperature 27°F
Precipitation 7.9in
Number of days of rain 13 jour(s)
(42%)
Humidity 80%
Visibility in kilometers 7.64km
Cloud cover 66%
Our opinion freezing swimming

Swim elsewhere in Iceland in january

City Average T° Max. T° Our opinion
Reykjavík in january42°F43°Ffreezing swimming
Akureyri in january39°F42°Ffreezing swimming
Borgarnes in january41°F42°Ffreezing swimming
Djúpavík in january40°F44°Ffreezing swimming
Hofn in january43°F45°Ffreezing swimming
Ísafjörður in january40°F44°Ffreezing swimming
Ólafsvík in january38°F40°Ffreezing swimming
Patreksfjörður in january40°F43°Ffreezing swimming
Raufarhöfn in january38°F41°Ffreezing swimming
Siglufjördur in january38°F43°Ffreezing swimming
Snaefellsnes in january38°F40°Ffreezing swimming
Vík í Mýrdal in january45°F46°Ffreezing swimming
Jokulsarlon in january43°F45°Ffreezing swimming

Swim in Iceland in january: sea temperature by city

Change units