Weather in Olszewko in September

General weather information about Olszewko

Average annual temperature is 9.9 °C

Absolute maximum temperature: 33.4 °C

Absolute minimum temperature: -10.4 °C

Number of sunny days: 144 days

Number of rainy days: 191 days

Number of snow days: 30 days

Look at detailed online map of Olszewko

* Weather data for Olszewko Poland is based on climate observations for 2026 year

Olszewko air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.88.717.220.724.228.030.733.429.224.413.38.6
Average daytime temperature (°C)4.43.47.712.218.123.024.625.023.813.55.53.1
Average temperature (°C)2.70.53.57.813.018.219.520.418.210.13.01.2
Average night temperature (°C)0.5-2.6-0.42.96.912.213.815.812.66.40.4-0.9
Absolute minimum temperature (°C)-3.8-10.4-5.5-4.60.34.110.410.18.51.0-7.1-7.6

Olszewko monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.012.014.016.016.016.015.013.011.09.07.0
Daylight mean duration (h)8.29.911.914.015.816.816.414.712.710.68.77.7
Daylight minimum duration (h)7.08.010.012.015.016.015.013.011.09.07.07.0
Sunshine mean duration (h)1.44.56.28.111.112.412.59.810.14.52.91.4
Precipitation (mm)655148472959345536877888
Sunny days10117102217992210116
Rainy days1513171991322228211220
Snow days647100000075

Best time to visit Olszewko:

The best time to visit Olszewko during the most sunny months:

  • May — 11.1(h)
  • June — 12.4(h)
  • July — 12.5(h)
  • August — 9.8(h)
  • September — 10.1(h)

Months with the longest average daylight duration in Olszewko:

  • May — 15.8(h)
  • June — 16.8(h)
  • July — 16.4(h)

The largest precipitation sum in Olszewko is at

  • October — 87(mm)
  • November — 78(mm)
  • December — 88(mm)