Average sea water temperature in August:
+65.6°F
| Minimum sea water temperature in August: | 76.1°F |
| Maximum sea water temperature in August: | 51.3°F |
Daily sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 64.9°F. The highest and lowest sea temperatures during the month were 67.5°F and 62.4°F.
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| Lappeenranta |
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| Lappeenranta |
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| Lappeenranta |
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| Lappeenranta |
Monthly sea water temperature in Lappeenranta, °F
Which Finland resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Lappeenranta | 64.9°F | 67.9°F |
| Lahti | 64.7°F | 67.2°F |
| Savolinna | 64.1°F | 67.4°F |
| Juvaskyla | 63.9°F | 67.7°F |
| Imatra | 63.6°F | 67.2°F |
| Turku | 62.9°F | 66.0°F |
| Pori | 62.8°F | 65.2°F |
| Koli National Park | 62.7°F | 66.6°F |
| Vaasa | 61.9°F | 64.5°F |
| Kemi | 61.5°F | 65.6°F |
| Oulu | 61.3°F | 65.1°F |
| Kotka | 61.2°F | 65.4°F |
| Porvoo | 61.1°F | 64.7°F |
| Seinajoki | 60.5°F | 63.4°F |
| Helsinki | 60.2°F | 63.8°F |
| Espoo | 59.9°F | 63.9°F |
| Vantaa | 59.9°F | 63.6°F |
| Saariselka | 57.3°F | 62.4°F |
Best time for vacation in Lappeenranta
Lappeenranta on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Lappeenranta
Local time: 08:30
September 06, sunday
0900
50°F
SE
12 mph
12 mph
1200
50°F
SE
13 mph
13 mph
1500
48°F
SE
14 mph
14 mph
1800
50°F
SE
14 mph
14 mph
2100
46°F
SE
12 mph
12 mph
September 07, monday
0000
46°F
SE
11 mph
11 mph
0300
46°F
SE
12 mph
12 mph
0600
45°F
SE
12 mph
12 mph
