Average sea water temperature in March:
+32.4°F
| Minimum sea water temperature in March: | 38.1°F |
| Maximum sea water temperature in March: | 29.1°F |
Daily sea water temperature in March, °F
Show year:
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The average sea water temperature in March of 2025 was 34.3°F. The highest and lowest sea temperatures during the month were 36.7°F and 32.4°F.
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temperature
temperature
| Helsinki |
monthly
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| Helsinki |
current
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| Helsinki |
14 days
forecast
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| Helsinki |
Monthly sea water temperature in Helsinki, °F
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
80
38.7
44.2
50.3
58.8
63.1
61.8
55.1
44.9
36.1
32.4
32.1
34.1
Which Finland resorts have warmest sea in March?
| Place name | March 2025 | March 2024 |
|---|---|---|
| Espoo | 34.5°F | 31.5°F |
| Vantaa | 34.3°F | 31.5°F |
| Helsinki | 34.3°F | 31.5°F |
| Kotka | 33.7°F | 30.6°F |
| Turku | 33.4°F | 30.6°F |
| Pori | 33.3°F | 31.6°F |
| Porvoo | 32.7°F | 30.5°F |
| Lahti | 32.6°F | 32.0°F |
| Savolinna | 32.3°F | 32.0°F |
| Juvaskyla | 32.1°F | 32.0°F |
| Saariselka | 32.0°F | 32.0°F |
| Imatra | 32.0°F | 32.0°F |
| Koli National Park | 32.0°F | 32.0°F |
| Vaasa | 32.0°F | 31.1°F |
| Seinajoki | 31.9°F | 30.5°F |
| Lappeenranta | 31.8°F | 30.8°F |
| Oulu | 30.2°F | 29.1°F |
| Kemi | 29.9°F | 28.8°F |
Best time for vacation in Helsinki
Helsinki on a weather map
Leaflet | Tiles © Esri
Places in Finland:
Name
°F
24 Hours Forecast
Helsinki
Local time: 18:15
April 02, wednesday
2100
46°F
SE
11 mph
11 mph
April 03, thursday
0000
45°F
SE
10 mph
10 mph
0300
43°F
SE
10 mph
10 mph
0600
41°F
SE
9 mph
9 mph
0900
43°F
E
8 mph
8 mph
1200
46°F
E
11 mph
11 mph
1500
46°F
NE
15 mph
15 mph
1800
45°F
NE
17 mph
17 mph
