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Koszalin Monthly Climate Averages
Koszalin is located in oceanic climate that can be described as high humidity and moderate seasonal temperature fluctuations warm summer and soft but windy winter.
To help you choose the best time to travel, you can find climate data below on the weather in Koszalin .
Month | t°C day |
t°C night |
mm rain |
daylight |
January | +2.2 | -2.5 | 51 | 8.7h |
February | +3 | -2.1 | 39 | 10.4h |
March | +6.7 | +0.1 | 48 | 12.5h |
April | +12.1 | +3.3 | 36 | 14.8h |
May | +17.1 | +7.6 | 58 | 16.9h |
June | +19.4 | +10.8 | 85 | 18.1h |
July | +22 | +13.3 | 82 | 17.4h |
August | +21.8 | +13.2 | 85 | 15.5h |
September | +17.5 | +9.9 | 76 | 13.3h |
October | +12.7 | +6.1 | 62 | 11.1h |
November | +6.6 | +2.1 | 61 | 9.1h |
December | +3 | -1.2 | 56 | 8.1h |
The best weather conditions for the beach leisure in Koszalin are typically July, August. Best season with the soft weather for the sightseeing and long walks are June, July, August.
Temperature in Koszalin
The table shows that the hottest months in Koszalin are July and August, during which the average daytime temperature reaches +22°C and the nighttime temperature falls to +13.3°C.
The coldest months are January and December, when the daily average temperature falls to +2.2°C, and drops to -2.5°C during the night.
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Sea temperature
The month with the highest average monthly temperature in the Baltic Sea on the beaches of Koszalin is August with 18.6 degrees.
The coldest water can be found in March — 2.6degrees C.
Precipitation
The largest amount of precipitation falls on average in June and August, up to 85mm, and the least in April and February — up to 36mm.