Measurements:
°C
°F
Vasteras
84°F
NE 11 mph
Feels like: 84°F
Precip: 2%
World Resorts Sweden Vasteras Weather

Vasteras Sea Water Temperature

Current Sea Water Temperature:
+69.0°F
Maximum Sea Water Temperature in July: 75.0°F
Minimum Sea Water Temperature in July: 30.0°F
Average water temperature in July: 61.1°F

Sea Water Temperature for the Last 10 Days:

July 30 69.0°F July 25 69.2°F
July 29 68.8°F July 24 68.6°F
July 28 68.0°F July 23 68.8°F
July 27 68.4°F July 22 69.2°F
July 26 68.8°F July 21 69.4°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Vasteras was 67.8°F. The maximum and minimum values were 63.6°F and 72.2°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 72.4 °F
August 70.4 °F
June 68.8 °F
Warmest sea temperature:
August 63.9 °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 +78
Helsinborg +76
Jonkoping +86
Karlstad +72
Kristianstad +84
Lund +84
Malmo +76
Orebro +84
Ostersund +72
Stockholm +82
Sundsvall +80
Uppsala +84
Vasteras +84
24 Hours Weather Forecast
Vasteras
Local time: 12:42
30 jul, thursday
1500 90°F
NE
11 mph
1800 78°F
NW
11 mph
2100 72°F
NW
9 mph
31 jul, friday
0000 74°F
N
10 mph
0300 72°F
N
11 mph
0600 66°F
NE
6 mph
0900 72°F
NE
13 mph
1200 76°F
NE
15 mph