Measurements:
°C
°F
Vasteras
60°F
N 9 mph
Feels like: 58°F
Precip: 21%
World Resorts Sweden Vasteras Weather

Vasteras Sea Water Temperature

Current Sea Water Temperature:
+64.0°F
Maximum Sea Water Temperature in September: 67.6°F
Minimum Sea Water Temperature in September: 30.0°F
Average water temperature in September: 59.3°F

Sea Water Temperature for the Last 10 Days:

September 08 64.0°F September 03 66.6°F
September 07 64.8°F September 02 67.2°F
September 06 65.0°F September 01 66.2°F
September 05 66.2°F August 31 66.6°F
September 04 66.2°F August 30 67.0°F

When is the Warmest Sea for Vasteras?

According to our data for the last three years for Vasteras 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: 2026 2025 2024

The average sea surface temperature in August 2026 for Vasteras was 66.9°F. The maximum and minimum values were 65.4°F and 69.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Vasteras was 69.0°F. The maximum and minimum values were 65.8°F and 72.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Vasteras was 62.9°F. The maximum and minimum values were 59.4°F and 65.8°F respectively.

Best Time to Visit Vasteras
The most sunny months:
June 13 days
May 12 days
July 12 days
The most warm months:
July 72.5 °F
August 70.5 °F
June 68.8 °F
Warmest sea temperature:
August 64.1 °F
July 61.1 °F
September 59.2 °F
The most cold months:
January 27.2 °F
February 30.0 °F
December 31.4 °F
The most rainy months:
July 4 days
June 3 days
August 3 days
The most windy months:
December 9 mph
January 9 mph
March 9 mph

Vasteras on the Weather Map

Sweden Resorts:
NAME
Gothenburg +56
Helsinborg +56
Jonkoping +52
Karlstad +58
Kristianstad +56
Lund +58
Malmo +60
Orebro +58
Ostersund +44
Stockholm +58
Sundsvall +52
Uppsala +60
Vasteras +60
24 Hours Weather Forecast
Vasteras
Local time: 22:16
09 sep, wednesday
0000 58°F
N
9 mph
0300 56°F
NE
9 mph
0600 56°F
NE
6 mph
0900 58°F
NE
6 mph
1200 60°F
NE
6 mph
1500 54°F
NE
3 mph
1800 58°F
NE
7 mph
2100 52°F
SE
6 mph