24.12
tue
tue
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
36°F
E 2 mph
Precip.
0%
0%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
37°F
NE 12 mph
Precip.
85%
85%
25.12
wed
wed
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
39°F
NE 14 mph
Precip.
85%
85%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
41°F
NE 12 mph
Precip.
0%
0%
26.12
thu
thu
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
43°F
NE 16 mph
Precip.
69%
69%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
37°F
S 9 mph
Precip.
0%
0%
27.12
fri
fri
Day
![](https://core.weather-stats.com/img/weather/medium/1.png)
36°F
W 2 mph
Precip.
0%
0%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
36°F
N 6 mph
Precip.
0%
0%
28.12
sat
sat
Day
![](https://core.weather-stats.com/img/weather/medium/2.png)
36°F
NE 9 mph
Precip.
0%
0%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
41°F
NE 17 mph
Precip.
0%
0%
29.12
sun
sun
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
41°F
NE 16 mph
Precip.
100%
100%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
41°F
NE 18 mph
Precip.
29%
29%
30.12
mon
mon
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
41°F
NE 23 mph
Precip.
100%
100%
Night
![](https://core.weather-stats.com/img/weather/medium/25.png)
34°F
E 22 mph
Precip.
0%
0%
31.12
tue
tue
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
34°F
E 26 mph
Precip.
27%
27%
Night
![](https://core.weather-stats.com/img/weather/medium/25.png)
32°F
E 7 mph
Precip.
0%
0%
01.01
wed
wed
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
34°F
NW 18 mph
Precip.
100%
100%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
36°F
N 15 mph
Precip.
100%
100%
02.01
thu
thu
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
27°F
S 17 mph
Precip.
100%
100%
Night
![](https://core.weather-stats.com/img/weather/medium/25.png)
19°F
S 12 mph
Precip.
0%
0%
03.01
fri
fri
Day
![](https://core.weather-stats.com/img/weather/medium/1.png)
18°F
S 8 mph
Precip.
0%
0%
Night
![](https://core.weather-stats.com/img/weather/medium/25.png)
25°F
SE 8 mph
Precip.
0%
0%
04.01
sat
sat
Day
![](https://core.weather-stats.com/img/weather/medium/2.png)
28°F
E 9 mph
Precip.
0%
0%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
28°F
E 9 mph
Precip.
0%
0%
05.01
sun
sun
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
36°F
NE 16 mph
Precip.
50%
50%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
36°F
NE 24 mph
Precip.
66%
66%
06.01
mon
mon
Day
![](https://core.weather-stats.com/img/weather/medium/4.png)
36°F
E 19 mph
Precip.
49%
49%
Night
![](https://core.weather-stats.com/img/weather/medium/4.png)
37°F
NE 15 mph
Precip.
69%
69%
sea water
temperature
temperature
Helsinki |
monthly
weather
weather
Helsinki |
current
weather
weather
Helsinki |
7 days
forecast
forecast
Helsinki |
Sea water temperature in December, °F
Show year:
2024
2023
2022
The average sea water temperature in December of 2024 was 38.7°F. The highest and lowest sea temperatures during the month were 40.8°F and 37.2°F.
Sea water temperature in January, °F
Show year:
2024
2023
2022
The average sea water temperature in January of 2024 was 32.4°F. The highest and lowest sea temperatures during the month were 34.3°F and 31.3°F.
Air temperature in Helsinki, °F
Precipitation total in Helsinki, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Helsinki
Helsinki on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Helsinki
Local time: 20:23
December 24, tuesday
2100
![](https://core.weather-stats.com/img/weather/medium/25.png)
37°F
NE
11 mph
11 mph
December 25, wednesday
0000
![](https://core.weather-stats.com/img/weather/medium/4.png)
37°F
NE
12 mph
12 mph
0300
![](https://core.weather-stats.com/img/weather/medium/25.png)
37°F
NE
13 mph
13 mph
0600
![](https://core.weather-stats.com/img/weather/medium/4.png)
39°F
NE
15 mph
15 mph
0900
![](https://core.weather-stats.com/img/weather/medium/4.png)
39°F
NE
14 mph
14 mph
1200
![](https://core.weather-stats.com/img/weather/medium/4.png)
39°F
NE
14 mph
14 mph
1500
![](https://core.weather-stats.com/img/weather/medium/4.png)
39°F
NE
12 mph
12 mph
1800
![](https://core.weather-stats.com/img/weather/medium/4.png)
41°F
NE
11 mph
11 mph