Current sea water temperature:
+39.4°F
| Minimum sea water temperature in May: | 59.2°F |
| Maximum sea water temperature in May: | 32.0°F |
| Average sea water temperature in May: | 38.4°F |
| more information | |
14 days
forecast
forecast
| Koli National Park |
monthly
weather
weather
| Koli National Park |
Sea water temperature for the last 10 days:
| May 18 | 39.4°F | May 13 | 34.3°F |
| May 17 | 35.6°F | May 12 | 34.0°F |
| May 16 | 35.2°F | May 11 | 33.6°F |
| May 15 | 34.9°F | May 10 | 33.6°F |
| May 14 | 34.7°F | May 9 | 33.4°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
May
May
| 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: 16:39
May 18, monday
1800
55°F
NE
2 mph
2 mph
2100
52°F
SE
2 mph
2 mph
May 19, tuesday
0000
52°F
SW
6 mph
6 mph
0300
52°F
SW
6 mph
6 mph
0600
52°F
SW
9 mph
9 mph
0900
57°F
W
12 mph
12 mph
1200
63°F
W
14 mph
14 mph
1500
66°F
W
14 mph
14 mph
