Measurements:
°C
°F
Jonkoping
18°F
W 13 mph
Feels like: 4°F
Precip: 0%
World Resorts Sweden Jonkoping Weather

Jonkoping Sea Water Temperature

Current Sea Water Temperature:
+34.6°F
Maximum Sea Water Temperature in February: 39.2°F
Minimum Sea Water Temperature in February: 28.8°F
Average water temperature in February: 33.7°F

Sea Water Temperature for the Last 10 Days:

February 03 34.6°F January 29 35.2°F
February 02 34.8°F January 28 35.2°F
February 01 35.0°F January 27 35.2°F
January 31 35.2°F January 26 35.4°F
January 30 35.0°F January 25 35.6°F

When is the Warmest Sea for Jonkoping?

According to our data for the last three years for Jonkoping 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 Jonkoping was 63.4°F. The maximum and minimum values were 57.0°F and 68.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Jonkoping was 62.8°F. The maximum and minimum values were 55.0°F and 70.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Jonkoping was 60.7°F. The maximum and minimum values were 55.2°F and 64.0°F respectively.

Best Time to Visit Jonkoping
The most sunny months:
May 11 days
June 11 days
April 10 days
The most warm months:
July 70.4 °F
August 68.7 °F
June 67.3 °F
Warmest sea temperature:
August 61.9 °F
July 60.0 °F
September 57.9 °F
The most cold months:
January 29.2 °F
February 31.2 °F
December 32.9 °F
The most rainy months:
July 4 days
May 3 days
August 3 days
The most windy months:
December 10 mph
January 9 mph
February 9 mph

Jonkoping on the Weather Map

Sweden Resorts:
NAME
Gothenburg +22
Helsinborg +24
Jonkoping +18
Karlstad +12
Kristianstad +24
Lund +24
Malmo +24
Orebro +6
Ostersund -18
Stockholm +12
Sundsvall -12
Uppsala 0
Vasteras +4
24 Hours Weather Forecast
Jonkoping
Local time: 04:08
04 feb, wednesday
0600 18°F
W
12 mph
0900 18°F
W
13 mph
1200 20°F
W
13 mph
1500 20°F
W
13 mph
1800 18°F
W
12 mph
2100 18°F
W
12 mph
05 feb, thursday
0000 18°F
W
11 mph
0300 18°F
W
11 mph