Measurements:
°C
°F
CURRENT WEATHER
22:15
Jonkoping
52°F
NE 10 mph
Feels like: 48°F
Precip: 46%
World Resorts Sweden Jonkoping Weather

7 Day Weather Forecast

09.08
tue
DAY
62°F
NE 10 mph
precip
21%
NIGHT
52°F
NE 8 mph
precip
41%
09.09
wed
DAY
52°F
NE 6 mph
precip
41%
NIGHT
46°F
NE 11 mph
precip
24%
09.10
thu
DAY
58°F
E 11 mph
precip
11%
NIGHT
48°F
NE 9 mph
precip
31%
09.11
fri
DAY
62°F
NE 13 mph
precip
7%
NIGHT
54°F
NE 11 mph
precip
19%
09.12
sat
DAY
58°F
E 14 mph
precip
13%
NIGHT
50°F
NE 9 mph
precip
26%
09.13
sun
DAY
56°F
NE 11 mph
precip
38%
NIGHT
54°F
E 5 mph
precip
42%
09.14
mon
DAY
56°F
NE 2 mph
precip
22%
NIGHT
50°F
NE 8 mph
precip
31%

Jonkoping Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Jonkoping was 15.4°F. The maximum and minimum values were 12.6°F and 17.0°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 57.9 °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