Climate averages 1991–2020
Ostrów Wielkopolski weather
in January.
A cold month with moderate precipitation: the coolest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cold month in Ostrów Wielkopolski: daytime highs average 1.6°C and nights cool to about -3.2°C. By daytime temperature it is the coolest month of the year.
Expect about 40 mm of precipitation on roughly 11 days, which makes January a month with moderate precipitation (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 8 h 23 min on an average January day.
The nearest other city in this atlas is Kalisz (23 km away). In January its highs average 1.6°C, about as warm as Ostrów Wielkopolski, with 40 mm of precipitation.
Among the 60 cities listed in Poland, Ostrów Wielkopolski ranks joint 13th of 60 for the warmest January highs and joint 14th of 60 for the driest January (precipitation, lowest first). The mean January high of those 60 cities is 1.1°C; Ostrów Wielkopolski is 0.5°C warmer than that mean.
From January to February, average highs rise by 1.8°C to 3.4°C, and monthly precipitation falls from 40 mm to 36 mm.
The annual picture
January in context
Monthly precipitation
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
Ostrów Wielkopolski climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 1.6°C-3.2°C | -3.2°C | 40 | 10.5 | 8.48 h |
| February | 3.4°C-2.6°C | -2.6°C | 36 | 9.4 | 9.910 h |
| March | 7.7°C-0.2°C | -0.2°C | 46 | 10.8 | 11.812 h |
| April | 13.8°C4.1°C | 4.1°C | 34 | 8.5 | 13.814 h |
| May | 18.6°C9.1°C | 9.1°C | 56 | 11.1 | 15.616 h |
| June | 22.0°C12.8°C | 12.8°C | 68 | 11.6 | 16.617 h |
| July | 24.0°C15.0°C | 15.0°C | 93 | 12.3 | 16.216 h |
| August | 24.0°C14.9°C | 14.9°C | 60 | 10.2 | 14.615 h |
| September | 18.9°C10.9°C | 10.9°C | 51 | 9.5 | 12.713 h |
| October | 13.1°C6.5°C | 6.5°C | 43 | 8.7 | 10.711 h |
| November | 7.2°C2.2°C | 2.2°C | 39 | 8.9 | 8.99 h |
| December | 2.9°C-1.5°C | -1.5°C | 42 | 9.9 | 7.98 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet 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
January in nearby cities
- Kalisz in JanuaryPoland · 23 kmHigh 1.6°C · Low -3.2°C · 40 mm precipitation
- Konin in JanuaryPoland · 70 kmHigh 1.5°C · Low -3.1°C · 38 mm precipitation
- Wrocław in JanuaryPoland · 82 kmHigh 2.3°C · Low -2.8°C · 41 mm rain
- Gniezno in JanuaryPoland · 99 kmHigh 1.4°C · Low -3.1°C · 40 mm precipitation
- Poznań in JanuaryPoland · 103 kmHigh 1.9°C · Low -2.6°C · 42 mm precipitation
- Pabianice in JanuaryPoland · 107 kmHigh 0.9°C · Low -3.8°C · 42 mm precipitation
- Opole in JanuaryPoland · 110 kmHigh 1.8°C · Low -3.5°C · 42 mm precipitation
- Lubin in JanuaryPoland · 115 kmHigh 2.5°C · Low -2.6°C · 44 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 Ostrów Wielkopolski) is explained once on the Ostrów Wielkopolski year overview and on the Sources, method and limits page.