Climate averages 1991–2020
Koszalin weather
in March.
A cold, moderately wet month: the 9th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cold month in Koszalin: daytime highs average 6.3°C and nights cool to about 0.1°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 49 mm of rain on roughly 10 days, which makes March a moderately wet month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 49 min on an average March day.
The nearest other city in this atlas is Słupsk (63 km away). In March its highs average 5.7°C, 0.6°C cooler than Koszalin, with 51 mm of rain.
Among the 60 cities listed in Poland, Koszalin ranks 52nd of 60 for the warmest March highs and joint 37th of 60 for the driest March (rainfall, lowest first). The mean March high of those 60 cities is 7.1°C; Koszalin is 0.9°C cooler than that mean.
From March to April, average highs rise by 5.5°C to 11.8°C, and monthly rainfall falls from 49 mm to 38 mm.
The annual picture
March in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Koszalin climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 2.1°C-1.6°C | -1.6°C | 54 | 11.7 | 8.08 h |
| February | 3.0°C-1.5°C | -1.5°C | 44 | 10.3 | 9.710 h |
| March, selected | 6.3°C0.1°C | 0.1°C | 49 | 10.3 | 11.812 h |
| April | 11.8°C3.8°C | 3.8°C | 38 | 8.9 | 14.014 h |
| May | 16.2°C8.2°C | 8.2°C | 56 | 10.8 | 16.016 h |
| June | 19.2°C12.0°C | 12.0°C | 71 | 12.0 | 17.117 h |
| July | 21.6°C14.6°C | 14.6°C | 90 | 13.3 | 16.617 h |
| August | 21.6°C14.8°C | 14.8°C | 78 | 13.4 | 14.915 h |
| September | 17.4°C11.5°C | 11.5°C | 68 | 12.1 | 12.813 h |
| October | 12.2°C7.3°C | 7.3°C | 66 | 12.5 | 10.611 h |
| November | 6.9°C3.2°C | 3.2°C | 53 | 11.8 | 8.69 h |
| December | 3.3°C-0.1°C | -0.1°C | 58 | 12.4 | 7.57 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Słupsk in MarchPoland · 63 kmHigh 5.7°C · Low 0.2°C · 51 mm rain
- Stargard in MarchPoland · 121 kmHigh 7.6°C · Low 0.2°C · 48 mm rain
- Piła in MarchPoland · 122 kmHigh 7.1°C · Low -0.2°C · 46 mm rain
- Szczecin in MarchPoland · 136 kmHigh 7.6°C · Low 0.4°C · 44 mm rain
- Gdynia in MarchPoland · 157 kmHigh 6.1°C · Low -0.2°C · 44 mm rain
- Gdańsk in MarchPoland · 162 kmHigh 6.2°C · Low -0.2°C · 36 mm rain
- Bydgoszcz in MarchPoland · 170 kmHigh 7.1°C · Low -0.3°C · 43 mm rain
- Gorzów Wielkopolski in MarchPoland · 174 kmHigh 7.9°C · Low 0.6°C · 49 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Koszalin) is explained once on the Koszalin year overview and on the Sources, method and limits page.