Swimming in Iceland in march 2025 Sea temperature by city in march

Do you want to go to the beach in Iceland in march 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in march in Iceland by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in Iceland in march 2025

Here, find the average sea temperature in Iceland in march in several coastal cities.

South West in march

on average:

41°F

min: 39°F / max: 44°F

on average:

43°F

min: 41°F / max: 45°F

Keflavík

on average:

41°F

min: 38°F / max: 43°F

Suðurnesjabær

on average:

41°F

min: 39°F / max: 43°F

Kopavogur

on average:

41°F

min: 40°F / max: 43°F

Mosfellsbaer

on average:

42°F

min: 40°F / max: 44°F

North in march

on average:

37°F

min: 34°F / max: 40°F

on average:

37°F

min: 33°F / max: 39°F

on average:

36°F

min: 33°F / max: 40°F

Húsavík

on average:

36°F

min: 34°F / max: 39°F

Hvitserkur

on average:

36°F

min: 32°F / max: 40°F

Miðgarðar

on average:

36°F

min: 32°F / max: 40°F

West in march

on average:

40°F

min: 38°F / max: 42°F

on average:

36°F

min: 34°F / max: 39°F

on average:

36°F

min: 33°F / max: 39°F

Arnarstapi

on average:

36°F

min: 33°F / max: 39°F

Akranes

on average:

40°F

min: 37°F / max: 43°F

Westfjords in march

on average:

37°F

min: 31°F / max: 44°F

on average:

37°F

min: 31°F / max: 44°F

on average:

38°F

min: 31°F / max: 43°F

Flatey island

on average:

36°F

min: 34°F / max: 39°F

Hornstrandir

on average:

37°F

min: 31°F / max: 43°F

East in march

on average:

43°F

min: 40°F / max: 46°F

Djúpivogur

on average:

43°F

min: 40°F / max: 46°F

on average:

43°F

min: 39°F / max: 46°F

South in march

on average:

45°F

min: 44°F / max: 47°F

Dyrholaey

on average:

46°F

min: 44°F / max: 47°F

Vestmannaeyjar (Vestmann island)

on average:

45°F

min: 44°F / max: 47°F

Where should you go swimming in Iceland in the month of march?

Swimming in Iceland in march is freezing

In march in Iceland swimming conditions are generally the same everywhere.

Forget about swimming in Reykjavík, Akureyri, Borgarnes, Djúpavík, Grindavík, Hofn, Ísafjörður, Ólafsvík, Patreksfjörður, Raufarhöfn, Siglufjördur, Snaefellsnes, Vík í Mýrdal, Arnarstapi, Djúpivogur, Dyrholaey, Flatey island, Hornstrandir, Húsavík, Hvitserkur, Jokulsarlon, Keflavík, Miðgarðar, Suðurnesjabær, Þórshöfn, Akranes, Dalvik, Kopavogur, Mosfellsbaer, Seltjarnarnes, Vestmannaeyjar (Vestmann island) and Vogar in march! The water temperature is freezing, reaching as low as 39°F (and only 44°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!

Where to go swimming in Iceland in march: the map of sea temperatures

ideal swimming pleasant swimming cool swimming cold swimming freezing swimming

Water temperature and seasonal norms in march

Reykjavík

March
Average sea temperature 41°F
Minimum sea temperature 39°F
Maximum sea temperature 44°F
Average outside temperature 36°F
Maximum outside temperature 38°F
Minimum outside temperature 32°F
Precipitation 4.4in
Number of days of precipitation 8 jour(s)
(25%)
Cloud cover 68%
Our opinion freezing swimming

More information on swimming in Reykjavík in march

Akureyri

March
Average sea temperature 37°F
Minimum sea temperature 34°F
Maximum sea temperature 40°F
Average outside temperature 25°F
Maximum outside temperature 31°F
Minimum outside temperature 20°F
Precipitation 6.7in
Number of days of precipitation 11 jour(s)
(37%)
Cloud cover 72%
Our opinion freezing swimming

More information on swimming in Akureyri in march

Borgarnes

March
Average sea temperature 40°F
Minimum sea temperature 38°F
Maximum sea temperature 42°F
Average outside temperature 36°F
Maximum outside temperature 38°F
Minimum outside temperature 32°F
Precipitation 4.4in
Number of days of precipitation 8 jour(s)
(25%)
Cloud cover 68%
Our opinion freezing swimming

More information on swimming in Borgarnes in march

Djúpavík

March
Average sea temperature 37°F
Minimum sea temperature 31°F
Maximum sea temperature 44°F
Average outside temperature 32°F
Maximum outside temperature 34°F
Minimum outside temperature 29°F
Precipitation 2.5in
Number of days of precipitation 4 jour(s)
(13%)
Cloud cover 68%
Our opinion freezing swimming

More information on swimming in Djúpavík in march

Grindavík

March
Average sea temperature 43°F
Minimum sea temperature 41°F
Maximum sea temperature 45°F
Average outside temperature 40°F
Maximum outside temperature 41°F
Minimum outside temperature 38°F
Precipitation 6.9in
Number of days of precipitation 12 jour(s)
(38%)
Cloud cover 69%
Our opinion freezing swimming

More information on swimming in Grindavík in march

List of coastal cities in Iceland

Reykjavík in marchfreezing swimming
Akureyri in marchfreezing swimming
Borgarnes in marchfreezing swimming
Djúpavík in marchfreezing swimming
Grindavík in marchfreezing swimming
Hofn in marchfreezing swimming
Ísafjörður in marchfreezing swimming
Ólafsvík in marchfreezing swimming
Patreksfjörður in marchfreezing swimming
Raufarhöfn in marchfreezing swimming
Siglufjördur in marchfreezing swimming
Snaefellsnes in marchfreezing swimming
Vík í Mýrdal in marchfreezing swimming
Arnarstapi in marchfreezing swimming
Djúpivogur in marchfreezing swimming
Dyrholaey in marchfreezing swimming
Flatey island in marchfreezing swimming
Hornstrandir in marchfreezing swimming
Húsavík in marchfreezing swimming
Hvitserkur in marchfreezing swimming
Jokulsarlon in marchfreezing swimming
Keflavík in marchfreezing swimming
Miðgarðar in marchfreezing swimming
Suðurnesjabær in marchfreezing swimming
Þórshöfn in marchfreezing swimming
Akranes in marchfreezing swimming
Dalvik in marchfreezing swimming
Kopavogur in marchfreezing swimming
Mosfellsbaer in marchfreezing swimming
Seltjarnarnes in marchfreezing swimming
Vestmannaeyjar (Vestmann island) in marchfreezing swimming
Vogar in marchfreezing swimming
Change units