Swimming in Lapland in september 2025 Sea temperature by city in september
Do you want to go to the beach in Lapland in september 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 september in Lapland by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Lapland in september 2025
Here, find the average sea temperature in Lapland in september in several coastal cities.
50°F
min: 47°F / max: 53°F
56°F
min: 49°F / max: 61°F
54°F
min: 48°F / max: 59°F
51°F
min: 48°F / max: 54°F
Honningsvåg
49°F
min: 47°F / max: 52°F
49°F
min: 47°F / max: 52°F
Båtsfjord
49°F
min: 46°F / max: 51°F
Hammerfest
49°F
min: 47°F / max: 52°F
Lakselv
49°F
min: 46°F / max: 52°F
Lyngseidet
50°F
min: 48°F / max: 53°F
Piteå
54°F
min: 48°F / max: 59°F
Skjervoy
50°F
min: 47°F / max: 52°F
Storslett
50°F
min: 47°F / max: 53°F
Tornio
55°F
min: 49°F / max: 62°F
Vadsø
49°F
min: 47°F / max: 51°F
Vardø
48°F
min: 45°F / max: 51°F
Where should you go swimming in Lapland in the month of september?
Swimming in Lapland in september is freezing
In september in Lapland swimming conditions are generally the same everywhere.
Forget about swimming in Alta, Kemi, Lulea, Tromso, Honningsvåg, Kirkenes, Båtsfjord, Hammerfest, Lakselv, Lyngseidet, Piteå, Skjervoy, Storslett, Tornio, Vadsø and Vardø in september! The water temperature is freezing, reaching as low as 47°F (and only 53°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!
Where to go swimming in Lapland in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Alta
| September | |||
| Average sea temperature | 50°F | ||
| Minimum sea temperature | 47°F | ||
| Maximum sea temperature | 53°F | ||
| Average outside temperature | 49°F | ||
| Maximum outside temperature | 52°F | ||
| Minimum outside temperature | 45°F | ||
| Precipitation | 2.1in | ||
| Number of days of precipitation | 3 jour(s) (10%) | ||
| Cloud cover | 59% | ||
| Our opinion | freezing swimming |
More information on swimming in Alta in september
Kemi
| September | |||
| Average sea temperature | 56°F | ||
| Minimum sea temperature | 49°F | ||
| Maximum sea temperature | 61°F | ||
| Average outside temperature | 52°F | ||
| Maximum outside temperature | 56°F | ||
| Minimum outside temperature | 50°F | ||
| Precipitation | 3.9in | ||
| Number of days of precipitation | 6 jour(s) (22%) | ||
| Cloud cover | 52% | ||
| Our opinion | freezing swimming |
More information on swimming in Kemi in september
Lulea
| September | |||
| Average sea temperature | 54°F | ||
| Minimum sea temperature | 48°F | ||
| Maximum sea temperature | 59°F | ||
| Average outside temperature | 54°F | ||
| Maximum outside temperature | 56°F | ||
| Minimum outside temperature | 50°F | ||
| Precipitation | 3.5in | ||
| Number of days of precipitation | 5 jour(s) (17%) | ||
| Cloud cover | 48% | ||
| Our opinion | freezing swimming |
More information on swimming in Lulea in september
Tromso
| September | |||
| Average sea temperature | 51°F | ||
| Minimum sea temperature | 48°F | ||
| Maximum sea temperature | 54°F | ||
| Average outside temperature | 47°F | ||
| Maximum outside temperature | 50°F | ||
| Minimum outside temperature | 45°F | ||
| Precipitation | 7.3in | ||
| Number of days of precipitation | 11 jour(s) (36%) | ||
| Cloud cover | 63% | ||
| Our opinion | freezing swimming |
More information on swimming in Tromso in september
Honningsvåg
| September | |||
| Average sea temperature | 49°F | ||
| Minimum sea temperature | 47°F | ||
| Maximum sea temperature | 52°F | ||
| Average outside temperature | 49°F | ||
| Maximum outside temperature | 50°F | ||
| Minimum outside temperature | 49°F | ||
| Precipitation | 2.8in | ||
| Number of days of precipitation | 5 jour(s) (17%) | ||
| Cloud cover | 64% | ||
| Our opinion | freezing swimming |
List of coastal cities in Lapland
| Alta in september | freezing swimming |
| Kemi in september | freezing swimming |
| Lulea in september | freezing swimming |
| Tromso in september | freezing swimming |
| Honningsvåg in september | freezing swimming |
| Kirkenes in september | freezing swimming |
| Båtsfjord in september | freezing swimming |
| Hammerfest in september | freezing swimming |
| Lakselv in september | freezing swimming |
| Lyngseidet in september | freezing swimming |
| Piteå in september | freezing swimming |
| Skjervoy in september | freezing swimming |
| Storslett in september | freezing swimming |
| Tornio in september | freezing swimming |
| Vadsø in september | freezing swimming |
| Vardø in september | freezing swimming |