Measurements:
°C
°F
Karlstad
52°F
N 7 mph
Feels like: 50°F
Precip: 0%
World Resorts Sweden Karlstad Weather

Karlstad Sea Water Temperature

Current Sea Water Temperature:
+52.4°F
Maximum Sea Water Temperature in May: 57.2°F
Minimum Sea Water Temperature in May: 30.0°F
Average water temperature in May: 45.9°F

Sea Water Temperature for the Last 10 Days:

May 29 52.4°F May 24 51.2°F
May 28 51.2°F May 23 48.2°F
May 27 50.2°F May 22 49.8°F
May 26 53.2°F May 21 47.0°F
May 25 53.2°F May 20 46.4°F

When is the Warmest Sea for Karlstad?

According to our data for the last three years for Karlstad 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 Karlstad was 66.5°F. The maximum and minimum values were 63.2°F and 71.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Karlstad was 68.4°F. The maximum and minimum values were 61.8°F and 75.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Karlstad was 62.1°F. The maximum and minimum values were 59.8°F and 64.4°F respectively.

Best Time to Visit Karlstad
The most sunny months:
June 13 days
May 13 days
July 13 days
The most warm months:
July 70.5 °F
August 68.0 °F
June 65.7 °F
Warmest sea temperature:
August 64.7 °F
July 64.3 °F
September 59.2 °F
The most cold months:
January 29.0 °F
February 30.6 °F
December 33.9 °F
The most rainy months:
August 6 days
July 5 days
October 4 days
The most windy months:
December 11 mph
November 11 mph
October 11 mph

Karlstad on the Weather Map

Sweden Resorts:
NAME
Gothenburg +60
Helsinborg +60
Jonkoping +62
Karlstad +52
Kristianstad +64
Lund +60
Malmo +58
Orebro +64
Ostersund +54
Stockholm +62
Sundsvall +56
Uppsala +64
Vasteras +60
24 Hours Weather Forecast
Karlstad
Local time: 08:36
30 may, saturday
0900 52°F
N
7 mph
1200 60°F
NW
7 mph
1500 64°F
NW
6 mph
1800 64°F
N
3 mph
2100 58°F
E
1 mph
31 may, sunday
0000 54°F
SE
3 mph
0300 52°F
SW
3 mph
0600 52°F
SW
6 mph