Weather in October
October in Kotka is characterized by a cool, autumnal climate as the city transitions deeper into the fall season. Compared to September, the daylight hours further shortens and the sea temperatures continue their downward trend. The cityscape transforms into autumn hues of red and gold, painting a picturesque panorama. October’s weather marks a stark departure from the balmy conditions of the summer months.
Note: With the appropriate swimsuit, one can swim in 10.2°C (50.4°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. A fleeting swim around 13°C (55.4°F) is distressing.
On the first day of the month, sunrise is at 07:19 and sunset at 18:44 EEST. On the last day of October, sunrise is at 07:35 and sunset at 16:16 EET.
Note: On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 03:00; consequently, the time zone reverts from EET to EEST.
[Resources]Sea temperature
In October, the average sea temperature is 10.2°C (50.4°F).Note: With the appropriate swimsuit, one can swim in 10.2°C (50.4°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. A fleeting swim around 13°C (55.4°F) is distressing.
Daylight
In Kotka, the average length of the day in October is 10h and 5min.On the first day of the month, sunrise is at 07:19 and sunset at 18:44 EEST. On the last day of October, sunrise is at 07:35 and sunset at 16:16 EET.
Note: On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 03:00; consequently, the time zone reverts from EET to EEST.
Frequently asked questions
How cold is the water in October in Kotka?
In Kotka, Finland, in October, the average water temperature is 10.2°C (50.4°F). Swimming in 10.2°C (50.4°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
How many hours of daylight does Kotka have in October?
In October, the average day length in Kotka is 10h and 5min.
When is the sunrise / sunset in October in Kotka?
In October, on the first day of the month, sunrise is at 07:19 and sunset at 18:44 EEST. On the last day of the month, in Kotka, Finland, sunrise is at 07:35 and sunset at 16:16 EET.
When does Daylight Saving Time (DST) end in October in Kotka?
On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. The next DST starts on Sunday, 30. March 2025, at 03:00.
Average sea temperature in October
Kotka, Finland
- Average sea temperature in October: 10.2°C
The best month for swimming (with the highest average sea temperature) is July (18.9°C).
The coldest months (with the lowest average sea temperature) are February and March (-0.2°C).
Average daylight in October
Kotka, Finland
- Average daylight in October: 10h and 1min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
Kotka, Finland
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