Weather in April
April in Kotka sees a significant change in meteorological conditions compared to March. The transition from the chilly, spring weather is marked by a rise in sea temperatures, with an average of 1.6°C (34.9°F). The increase in daylight hours is encouraging, promoting outdoor activities as the grip of winter finally loosens. The city exhibits delightful springtime vistas, and the warming weather breathes life into the flora of Kotka.
Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.
On the first day of April in Kotka, sunrise is at 06:34 and sunset at 19:57. On the last day of the month, sunrise is at 05:08 and sunset at 21:10 EEST.
[Resources]Sea temperature
In Kotka, in April, the average water temperature is 1.6°C (34.9°F).Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.
Daylight
The average length of the day in April is 14h and 40min.On the first day of April in Kotka, sunrise is at 06:34 and sunset at 19:57. On the last day of the month, sunrise is at 05:08 and sunset at 21:10 EEST.
Frequently asked questions
How cold is the water in April in Kotka?
In April, the average sea temperature in Kotka, Finland, is 1.6°C (34.9°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.
What is the average length of the day in April in Kotka?
The average day length in April is 14h and 40min.
When is the sunrise / sunset in April in Kotka?
On the first day of April, sunrise is at 06:34 and sunset at 19:57. On the last day of the month, sunrise is at 05:08 and sunset at 21:10 EEST.
Average sea temperature in April
Kotka, Finland
- Average sea temperature in April: 1.6°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 April
Kotka, Finland
- Average daylight in April: 14h and 4min
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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