Measurements:
°C
°F
Ålesund
42°F
N 7 mph
Feels like: 38°F
Precip: 0%
World Resorts Norway Ålesund Weather

Ålesund Sea Water Temperature

Current Sea Water Temperature:
+48.2°F
Maximum Sea Water Temperature in December: 48.6°F
Minimum Sea Water Temperature in December: 42.2°F
Average water temperature in December: 45.5°F

Sea Water Temperature for the Last 10 Days:

December 05 48.2°F November 30 48.4°F
December 04 48.2°F November 29 48.8°F
December 03 48.4°F November 28 48.6°F
December 02 47.6°F November 27 49.0°F
December 01 47.8°F November 26 49.0°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
June 8 days
May 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 36.9 °F
February 37.5 °F
March 38.9 °F
The most rainy months:
December 11 days
January 10 days
September 9 days
The most windy months:
December 16 mph
January 15 mph
February 14 mph

Ålesund on the Weather Map

Norway Resorts:
NAME
Ålesund +42
Bergen +38
Flam +16
Hemsedal +24
Holmenkollen +34
Lillehammer +34
Oslo +34
Stavanger +46
Tromse +12
Trondheim +32
24 Hours Weather Forecast
Ålesund
Local time: 12:07
05 dec, friday
1500 42°F
N
7 mph
1800 42°F
N
7 mph
2100 42°F
NW
7 mph
06 dec, saturday
0000 42°F
NW
6 mph
0300 42°F
W
7 mph
0600 42°F
W
10 mph
0900 42°F
NW
8 mph
1200 42°F
NW
6 mph