Average sea water temperature in December:
+34.8°F
| Minimum sea water temperature in December: | 39.9°F |
| Maximum sea water temperature in December: | 29.8°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 36.2°F. The highest and lowest sea temperatures during the month were 38.7°F and 34.0°F.
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| Lappeenranta |
monthly
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| Lappeenranta |
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| Lappeenranta |
14 days
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| Lappeenranta |
Monthly sea water temperature in Lappeenranta, °F
Which Finland resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Espoo | 40.1°F | 38.5°F |
| Vantaa | 39.9°F | 38.2°F |
| Helsinki | 39.8°F | 38.2°F |
| Kotka | 39.3°F | 38.1°F |
| Turku | 38.9°F | 36.7°F |
| Koli National Park | 38.6°F | 36.7°F |
| Porvoo | 38.2°F | 36.5°F |
| Imatra | 38.1°F | 37.0°F |
| Juvaskyla | 37.5°F | 35.9°F |
| Pori | 37.5°F | 35.2°F |
| Lahti | 37.0°F | 35.3°F |
| Savolinna | 36.6°F | 35.6°F |
| Lappeenranta | 36.2°F | 35.4°F |
| Saariselka | 34.4°F | 33.8°F |
| Oulu | 34.4°F | 30.9°F |
| Vaasa | 34.3°F | 32.5°F |
| Seinajoki | 33.0°F | 31.6°F |
| Kemi | 32.1°F | 31.7°F |
Best time for vacation in Lappeenranta
Lappeenranta on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Lappeenranta
Local time: 14:59
December 24, wednesday
1500
28°F
SE
7 mph
7 mph
1800
28°F
SE
6 mph
6 mph
2100
28°F
E
6 mph
6 mph
December 25, thursday
0000
28°F
E
7 mph
7 mph
0300
28°F
E
9 mph
9 mph
0600
32°F
E
11 mph
11 mph
0900
34°F
E
13 mph
13 mph
1200
37°F
E
14 mph
14 mph
