Measurements:
°C
°F
CURRENT WEATHER
23:54
Jonkoping
56°F
NE 4 mph
Feels like: 54°F
Precip: 30%
World Resorts Sweden Jonkoping Weather

7 Day Weather Forecast

09.28
mon
DAY
62°F
N 12 mph
precip
15%
NIGHT
56°F
NE 4 mph
precip
30%
09.29
tue
DAY
60°F
SW 4 mph
precip
11%
NIGHT
54°F
W 6 mph
precip
43%
09.30
wed
DAY
62°F
NW 9 mph
precip
13%
NIGHT
54°F
NW 6 mph
precip
24%
10.01
thu
DAY
62°F
NW 12 mph
precip
2%
NIGHT
54°F
N 5 mph
precip
31%
10.02
fri
DAY
52°F
N 6 mph
precip
28%
NIGHT
54°F
E 3 mph
precip
70%
10.03
sat
DAY
56°F
N 2 mph
precip
23%
NIGHT
54°F
N 4 mph
precip
25%
10.04
sun
DAY
58°F
N 7 mph
precip
6%
NIGHT
50°F
N 5 mph
precip
15%

Jonkoping Sea Water Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Jonkoping was 14.6°F. The maximum and minimum values were 11.8°F and 16.6°F respectively.

Jonkoping on the Weather Map

Best Time to Visit Jonkoping
The most sunny months:
May 12 days
June 10 days
April 10 days
The most warm months:
July 70.4 °F
August 68.7 °F
June 67.4 °F
Warmest sea temperature:
August 61.8 °F
July 60.3 °F
September 58.0 °F
The most cold months:
January 29.2 °F
February 30.9 °F
December 32.9 °F
The most rainy months:
July 4 days
June 3 days
August 3 days
The most windy months:
December 10 mph
January 9 mph
February 9 mph
more details