Average sea water temperature in April:
+32.5°F
| Minimum sea water temperature in April: | 37.6°F |
| Maximum sea water temperature in April: | 29.7°F |
Daily sea water temperature in April, °F
Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
28
30
32
34
36
38
The average sea water temperature in April of 2025 was 32.1°F. The highest and lowest sea temperatures during the month were 32.4°F and 32.0°F.
sea water
temperature
temperature
| Koli National Park |
monthly
weather
weather
| Koli National Park |
current
weather
weather
| Koli National Park |
14 days
forecast
forecast
| Koli National Park |
Monthly sea water temperature in Koli National Park, °F
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
80
36.4
40.4
47.1
56.3
62.1
62.5
52.2
38.5
32.5
32.2
32.3
33.1
Which Finland resorts have warmest sea in April?
| Place name | April 2025 | April 2024 |
|---|---|---|
| Pori | 39.8°F | 35.2°F |
| Espoo | 39.5°F | 35.0°F |
| Helsinki | 39.2°F | 34.8°F |
| Vantaa | 39.0°F | 34.8°F |
| Turku | 38.8°F | 34.6°F |
| Porvoo | 37.9°F | 34.7°F |
| Kotka | 37.7°F | 34.8°F |
| Vaasa | 36.8°F | 32.4°F |
| Lahti | 36.1°F | 35.1°F |
| Seinajoki | 35.6°F | 31.0°F |
| Lappeenranta | 35.5°F | 33.8°F |
| Savolinna | 34.3°F | 33.1°F |
| Imatra | 33.6°F | 32.4°F |
| Juvaskyla | 32.8°F | 32.6°F |
| Saariselka | 32.7°F | 32.7°F |
| Koli National Park | 32.1°F | 32.1°F |
| Oulu | 32.0°F | 29.9°F |
| Kemi | 31.7°F | 29.8°F |
Best time for vacation in Koli National Park
Koli National Park on a weather map
Leaflet | Tiles © Esri
Places in Finland:
Name
°F
24 Hours Forecast
Koli National Park
Local time: 12:10
April 29, tuesday
1500
37°F
SW
9 mph
9 mph
1800
36°F
SW
7 mph
7 mph
2100
30°F
W
4 mph
4 mph
April 30, wednesday
0000
28°F
NW
3 mph
3 mph
0300
27°F
N
4 mph
4 mph
0600
28°F
NE
3 mph
3 mph
0900
34°F
NE
2 mph
2 mph
1200
37°F
NE
2 mph
2 mph
