Weather in March
March in
Kotka witnesses a significant uplift from the bleak winter months of
January and
February. Daylight hours increase to an average of 11.8 hours, signaling the commencement of the spring season. The sea temperatures, though still freezing, hint at the upcoming thaw. The snow begins to melt, and the city starts to come alive with the colors of spring. As March progresses, the weather deviates further from the harsh conditions of winter and paves the way for
April's warmer climates.
Sea temperature
The months with the coldest seawater in Kotka,
Finland, are February and March, with an average sea temperature of -0.2°C (31.6°F).
Note: In swimming situations, the extreme cold and danger can lead to fatality. Without the protection of insulated waterproof gear, hypothermia takes effect quickly.
Daylight
In Kotka, the average length of the day in March is 11h and 50min.
On the first day of March, sunrise is at 07:09 and sunset at 17:39. On the last day of the month, sunrise is at 05:37 and sunset at 18:54 EET.
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