Current sea water temperature:
+34.3°F
| Minimum sea water temperature in December: | 40.8°F |
| Maximum sea water temperature in December: | 31.6°F |
| Average sea water temperature in December: | 36.5°F |
| more information | |
14 days
forecast
forecast
| Koli National Park |
monthly
weather
weather
| Koli National Park |
Sea water temperature for the last 10 days:
| December 30 | 34.3°F | December 25 | 35.6°F |
| December 29 | 34.3°F | December 24 | 36.0°F |
| December 28 | 34.2°F | December 23 | 36.5°F |
| December 27 | 34.5°F | December 22 | 37.0°F |
| December 26 | 35.1°F | December 21 | 37.6°F |
Monthly sea water temperature, °F
When is the warmest sea in Koli National Park?
Based on the data about daily sea water temperature for the last three years the warmest sea in Koli National Park was noticed in July, August and September.
Monthly Sea Temperatures in Koli National Park, °F
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 65.8°F. The highest and lowest sea temperatures during the month were 75.7°F and 56.8°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 66.6°F. The highest and lowest sea temperatures during the month were 73.0°F and 63.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 59.1°F. The highest and lowest sea temperatures during the month were 62.1°F and 54.3°F.
current
weather
weather
| Koli National Park |
weather in
January
January
| Koli National Park |
Best time for vacation in Koli National Park
Koli National Park on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Koli National Park
Local time: 22:45
December 31, wednesday
0000
12°F
S
11 mph
11 mph
0300
10°F
S
10 mph
10 mph
0600
10°F
S
10 mph
10 mph
0900
9°F
S
10 mph
10 mph
1200
9°F
S
9 mph
9 mph
1500
9°F
S
9 mph
9 mph
1800
7°F
S
8 mph
8 mph
2100
5°F
SE
7 mph
7 mph
