Average sea water temperature in September:
+57.2°F
| Minimum sea water temperature in September: | 64.4°F |
| Maximum sea water temperature in September: | 32.0°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 58.0°F. The highest and lowest sea temperatures during the month were 61.9°F and 53.2°F.
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Monthly sea water temperature in Jonkoping, °F
Which Sweden resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Uppsala | 61.3°F | 61.4°F |
| Orebro | 61.0°F | 61.0°F |
| Karlstad | 60.9°F | 60.9°F |
| Stockholm | 60.8°F | 60.8°F |
| Vasteras | 60.8°F | 61.6°F |
| Gothenburg | 60.7°F | 62.0°F |
| Helsinborg | 60.3°F | 62.6°F |
| Lund | 59.6°F | 62.8°F |
| Malmo | 59.6°F | 62.7°F |
| Jonkoping | 58.0°F | 59.7°F |
| Sundsvall | 56.9°F | 57.5°F |
| Kristianstad | 54.2°F | 61.3°F |
Best time for vacation in Jonkoping
Jonkoping on a weather map
Places in Sweden:
Name
°F
24 Hours Forecast
Jonkoping
Local time: 10:04
October 27, tuesday
1200

46°F
N
14 mph
14 mph
1500

50°F
N
13 mph
13 mph
1800

50°F
N
14 mph
14 mph
2100

50°F
N
14 mph
14 mph
October 28, wednesday
0000

50°F
N
13 mph
13 mph
0300

48°F
NE
7 mph
7 mph
0600

46°F
NE
8 mph
8 mph
0900

48°F
E
7 mph
7 mph


























