25.12
thu
thu
Day
39°F
E 17 mph
Precip.
72%
72%
Night
45°F
S 14 mph
Precip.
0%
0%
26.12
fri
fri
Day
37°F
S 6 mph
Precip.
0%
0%
Night
39°F
E 8 mph
Precip.
0%
0%
27.12
sat
sat
Day
36°F
SE 21 mph
Precip.
88%
88%
Night
30°F
S 25 mph
Precip.
0%
0%
28.12
sun
sun
Day
32°F
S 16 mph
Precip.
0%
0%
Night
36°F
SE 11 mph
Precip.
100%
100%
29.12
mon
mon
Day
37°F
SE 12 mph
Precip.
88%
88%
Night
28°F
S 10 mph
Precip.
0%
0%
30.12
tue
tue
Day
28°F
S 11 mph
Precip.
0%
0%
Night
25°F
SE 6 mph
Precip.
0%
0%
31.12
wed
wed
Day
23°F
NE 4 mph
Precip.
0%
0%
Night
19°F
S 10 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: 08:27
December 25, thursday
0900
39°F
E
14 mph
14 mph
1200
39°F
E
17 mph
17 mph
1500
41°F
SE
17 mph
17 mph
1800
43°F
SE
17 mph
17 mph
2100
45°F
S
15 mph
15 mph
December 26, friday
0000
45°F
S
14 mph
14 mph
0300
43°F
S
10 mph
10 mph
0600
39°F
SE
7 mph
7 mph
