Average sea water temperature in October:
+51.0°F
| Minimum sea water temperature in October: | 58.5°F |
| Maximum sea water temperature in October: | 44.8°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 51.3°F. The highest and lowest sea temperatures during the month were 56.3°F and 45.9°F.
Monthly sea water temperature in Lahti, °F
Which Finland resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| Turku | 52.0°F | 52.1°F |
| Kotka | 51.4°F | 54.2°F |
| Lahti | 51.3°F | 51.7°F |
| Juvaskyla | 50.8°F | 50.8°F |
| Vantaa | 50.7°F | 53.3°F |
| Helsinki | 50.5°F | 53.1°F |
| Espoo | 50.5°F | 52.9°F |
| Savolinna | 50.3°F | 51.6°F |
| Imatra | 49.5°F | 51.8°F |
| Lappeenranta | 49.3°F | 51.6°F |
| Porvoo | 48.9°F | 52.3°F |
| Koli National Park | 48.8°F | 50.4°F |
| Pori | 48.1°F | 48.9°F |
| Vaasa | 46.2°F | 47.1°F |
| Seinajoki | 46.0°F | 47.3°F |
| Saariselka | 45.7°F | 45.7°F |
| Kemi | 45.4°F | 44.3°F |
| Oulu | 44.9°F | 44.4°F |
Best time for vacation in Lahti
Lahti on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Lahti
Local time: 09:44
December 05, friday
1200

37°F
N
5 mph
5 mph
1500

37°F
N
3 mph
3 mph
1800

36°F
N
3 mph
3 mph
2100

36°F
NW
3 mph
3 mph
December 06, saturday
0000

37°F
NW
4 mph
4 mph
0300

37°F
NW
5 mph
5 mph
0600

37°F
W
6 mph
6 mph
0900

37°F
W
7 mph
7 mph



























