Measurements:
°C
°F
Ålesund
50°F
NW 4 mph
Feels like: 48°F
Precip: 0%
World Resorts Norway Ålesund Weather

Ålesund Sea Water Temperature

Current Sea Water Temperature:
+48.8°F
Maximum Sea Water Temperature in May: 58.0°F
Minimum Sea Water Temperature in May: 40.8°F
Average water temperature in May: 47.0°F

Sea Water Temperature for the Last 10 Days:

May 29 48.8°F May 24 48.4°F
May 28 48.2°F May 23 48.8°F
May 27 48.0°F May 22 48.8°F
May 26 48.8°F May 21 47.8°F
May 25 48.2°F May 20 48.2°F

When is the Warmest Sea for Ålesund?

According to our data for the last three years for Ålesund the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Ålesund was 61.0°F. The maximum and minimum values were 58.2°F and 65.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Ålesund was 62.3°F. The maximum and minimum values were 54.4°F and 69.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Ålesund was 58.3°F. The maximum and minimum values were 54.2°F and 60.8°F respectively.

Best Time to Visit Ålesund
The most sunny months:
April 9 days
May 8 days
June 8 days
The most warm months:
August 60.0 °F
July 58.4 °F
September 56.7 °F
Warmest sea temperature:
August 59.9 °F
July 57.9 °F
September 57.7 °F
The most cold months:
January 36.6 °F
February 37.3 °F
March 39.1 °F
The most rainy months:
December 10 days
January 9 days
September 9 days
The most windy months:
December 16 mph
January 14 mph
November 14 mph

Ålesund on the Weather Map

Norway Resorts:
NAME
Ålesund +50
Bergen +52
Flam +46
Hemsedal +60
Holmenkollen +54
Lillehammer +62
Oslo +58
Stavanger +54
Tromse +36
Trondheim +56
24 Hours Weather Forecast
Ålesund
Local time: 20:05
29 may, friday
2100 50°F
NW
4 mph
30 may, saturday
0000 50°F
NE
3 mph
0300 50°F
NW
6 mph
0600 50°F
W
9 mph
0900 50°F
SE
5 mph
1200 50°F
NE
3 mph
1500 50°F
NE
5 mph
1800 50°F
NE
8 mph