24.12
wed
wed
Day

32°F
E 6 mph
Precip.
0%
0%
Night

34°F
SE 7 mph
Precip.
0%
0%
25.12
thu
thu
Day

41°F
E 17 mph
Precip.
0%
0%
Night

43°F
SE 12 mph
Precip.
84%
84%
26.12
fri
fri
Day

37°F
S 8 mph
Precip.
0%
0%
Night

34°F
NE 3 mph
Precip.
0%
0%
27.12
sat
sat
Day

37°F
SE 18 mph
Precip.
64%
64%
Night

30°F
S 19 mph
Precip.
0%
0%
28.12
sun
sun
Day

34°F
NW 16 mph
Precip.
0%
0%
Night

36°F
SE 11 mph
Precip.
0%
0%
29.12
mon
mon
Day

34°F
NE 12 mph
Precip.
0%
0%
Night

30°F
SE 3 mph
Precip.
0%
0%
30.12
tue
tue
Day

37°F
E 9 mph
Precip.
100%
100%
Night

34°F
S 7 mph
Precip.
64%
64%
31.12
wed
wed
Day

39°F
SE 14 mph
Precip.
47%
47%
Night

32°F
S 5 mph
Precip.
0%
0%
01.01
thu
thu
Day

32°F
NW 7 mph
Precip.
27%
27%
Night

34°F
NW 17 mph
Precip.
100%
100%
02.01
fri
fri
Day

36°F
N 14 mph
Precip.
100%
100%
Night

36°F
N 11 mph
Precip.
100%
100%
03.01
sat
sat
Day

30°F
NE 9 mph
Precip.
0%
0%
Night

32°F
NW 19 mph
Precip.
100%
100%
04.01
sun
sun
Day

34°F
N 11 mph
Precip.
100%
100%
Night

30°F
NW 10 mph
Precip.
100%
100%
05.01
mon
mon
Day

28°F
W 7 mph
Precip.
0%
0%
Night

27°F
S 17 mph
Precip.
100%
100%
06.01
tue
tue
Day

25°F
S 9 mph
Precip.
0%
0%
Night

19°F
S 9 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 38.9°F. The highest and lowest sea temperatures during the month were 42.3°F and 34.2°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 33.4°F. The highest and lowest sea temperatures during the month were 34.9°F and 32.0°F.
Air temperature in Turku, °F
Precipitation total in Turku, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Turku
Turku on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Turku
Local time: 01:20
December 24, wednesday
0300

30°F
E
10 mph
10 mph
0600

32°F
E
10 mph
10 mph
0900

30°F
E
7 mph
7 mph
1200

32°F
E
6 mph
6 mph
1500

32°F
SE
6 mph
6 mph
1800

30°F
SE
5 mph
5 mph
2100

32°F
SE
6 mph
6 mph
December 25, thursday
0000

34°F
SE
7 mph
7 mph



























