25.10
sun
sun
Day
52°F
N 19 mph
Precip.
24%
24%
Night
54°F
N 30 mph
Precip.
31%
31%
26.10
mon
mon
Day
52°F
NE 20 mph
Precip.
25%
25%
Night
50°F
N 24 mph
Precip.
22%
22%
27.10
tue
tue
Day
52°F
NE 25 mph
Precip.
28%
28%
Night
52°F
NE 24 mph
Precip.
27%
27%
28.10
wed
wed
Day
50°F
NE 21 mph
Precip.
23%
23%
Night
50°F
NE 17 mph
Precip.
23%
23%
29.10
thu
thu
Day
50°F
NE 18 mph
Precip.
23%
23%
Night
46°F
E 15 mph
Precip.
19%
19%
30.10
fri
fri
Day
48°F
E 12 mph
Precip.
16%
16%
Night
45°F
SE 7 mph
Precip.
19%
19%
31.10
sat
sat
Day
46°F
S 6 mph
Precip.
17%
17%
Night
43°F
S 4 mph
Precip.
22%
22%
Sea water temperature in October, °F
Show year:
2026
2025
2024
The average sea water temperature in October of 2026 was 53.7°F. The highest and lowest sea temperatures during the month were 57.0°F and 50.5°F.
Sea water temperature in November, °F
Show year:
2025
2024
2023
The average sea water temperature in November of 2025 was 44.7°F. The highest and lowest sea temperatures during the month were 46.9°F and 41.4°F.
Air temperature in Kotka, °F
Precipitation total in Kotka, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Kotka
Kotka on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Kotka
Local time: 12:45
October 25, sunday
1500
52°F
N
25 mph
25 mph
1800
52°F
NW
22 mph
22 mph
2100
54°F
NW
28 mph
28 mph
October 26, monday
0000
54°F
N
30 mph
30 mph
0300
52°F
N
32 mph
32 mph
0600
52°F
N
34 mph
34 mph
0900
52°F
N
22 mph
22 mph
1200
52°F
NE
20 mph
20 mph
