Weather in October
October presents a significant dip in temperature marking a pronounced transition to cooler months in
Hanko. A dramatic drop in sea temperature, averaging about 10.4°C (50.7°F), signals the onset of chillier days. The dwindling daylight hours add a captivating melancholic charm to the city. Autumn puts on a dazzling show, with tree foliage setting the city ablaze with their warm colors. October signifies the calm before the biting winter, as Hanko slowly succumbs to the falling thermostat readings.
Sea temperature
In Hanko, in October, the average water temperature is 10.4°C (50.7°F).
Note: Swimming in 10.4°C (50.7°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience.
Daylight
In October, the average length of the day in Hanko is 10h and 8min.
On the first day of the month, sunrise is at 07:34 and sunset at 19:00 EEST. On the last day of October, sunrise is at 07:48 and sunset at 16:35 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.
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