Average sea water temperature in September:
+58.8°F
| Minimum sea water temperature in September: | 65.8°F |
| Maximum sea water temperature in September: | 50.7°F |
Daily sea water temperature in September, °F
Show year:
2024
2023
2022
The average sea water temperature in September of 2024 was 61.7°F. The highest and lowest sea temperatures during the month were 64.4°F and 59.0°F.
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Monthly sea water temperature in Helsinki, °F
Which Finland resorts have warmest sea in September?
| Place name | September 2024 | September 2023 |
|---|---|---|
| Lappeenranta | 64.4°F | 62.0°F |
| Kotka | 64.4°F | 62.6°F |
| Savolinna | 62.9°F | 61.3°F |
| Imatra | 62.4°F | 61.1°F |
| Lahti | 62.4°F | 61.2°F |
| Vantaa | 61.9°F | 61.9°F |
| Porvoo | 61.9°F | 61.1°F |
| Turku | 61.9°F | 61.3°F |
| Espoo | 61.8°F | 61.8°F |
| Helsinki | 61.7°F | 61.9°F |
| Koli National Park | 61.5°F | 59.6°F |
| Juvaskyla | 61.0°F | 60.1°F |
| Pori | 60.1°F | 59.4°F |
| Vaasa | 58.8°F | 58.5°F |
| Kemi | 58.2°F | 56.5°F |
| Seinajoki | 58.0°F | 56.6°F |
| Oulu | 58.0°F | 56.7°F |
| Saariselka | 54.0°F | 53.4°F |
Best time for vacation in Helsinki
Helsinki on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Helsinki
Local time: 02:09
November 22, friday
0300
34°F
NE
22 mph
22 mph
0600
32°F
NE
17 mph
17 mph
0900
32°F
NE
15 mph
15 mph
1200
32°F
NE
15 mph
15 mph
1500
30°F
NE
17 mph
17 mph
1800
30°F
E
15 mph
15 mph
2100
30°F
E
14 mph
14 mph
November 23, saturday
0000
30°F
E
12 mph
12 mph
