Measurements:
°C
°F
Koli National Park
18°F
N 5 mph
Feels like: 12°F
Precip: 0%
World Resorts Finland Koli National Park Weather December Weather in Koli National Park

Koli National Park Weather: December

Average Day Temperature: 21.6°F
Average Night Temperature: 20.0°F
Sea Water Temperature: 34.9°F
Number of Sunny Days: 1 day
Sunshine Hours: 4.6 - 5.4 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.9 in
Number of Snowy Days: 2 days

Air Temperature in December, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
7
14
21
28
35
42
49
56
Day Temperature   
Night Temperature

The highest day temperature in December 2024 was 40°F. The lowest night temperature was 1°F. The average values for day and night temperatures during December were 22.3°F и 22.5°F respectivly.

Koli National Park Water Sea Temperature in December, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
28
31
34
37
40
43

The average sea surface temperature in December 2024 for Koli National Park was 35.2°F. The maximum and minimum values were 32.0°F and 37.0°F respectively.

Sunny, Cloudy and Gloomy days
Sunny days
Cloudy days
Gloomy days
3%
10%
87%

Most of the days in December are gloomy but you can also expect sunny days.

Precipitation Totals in December, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
0.4
0.9
1.3
1.7
2.2
2.6
3.1
3.5

Precipitation total in December for Koli National Park is 1.9 in. It makes december one of the most rainy months of the year.

Wind Speed in December, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.7
3.3
5.0
6.7
8.3
10.0
11.7

The average wind speed in December is 9.3 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
2.0
4.0
6.0
8.0
10.0
11.9
13.9
15.9

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Koli National Park in December is 0.8 hours.

Best Time to Visit Koli National Park
The most sunny months:
July 12 days
June 11 days
May 10 days
The most warm months:
July 69.4 °F
August 66.1 °F
June 63.5 °F
Warmest sea temperature:
July 63.9 °F
August 63.5 °F
September 57.0 °F
The most cold months:
January 14.3 °F
February 17.8 °F
December 21.6 °F
The most rainy months:
July 5 days
August 5 days
May 4 days
The most windy months:
November 9 mph
October 9 mph
December 9 mph

Koli National Park on the Weather Map

Finland Resorts:
NAME
Espoo +32
Helsinki +34
Imatra +28
Juvaskyla +28
Kemi +26
Koli National Park +18
Kotka +34
Lahti +30
Lappeenranta +28
Oulu +26
Porvoo +34
Saariselka +16
Turku +36
Vaasa +34
Vantaa +32
24 Hours Weather Forecast
Koli National Park
Local time: 05:37
13 apr, sunday
0600 18°F
N
5 mph
0900 32°F
NE
9 mph
1200 34°F
E
9 mph
1500 38°F
NE
9 mph
1800 34°F
NE
5 mph
2100 34°F
N
6 mph
14 apr, monday
0000 34°F
N
9 mph
0300 32°F
N
9 mph