Best year time to visit Olesno

General weather information about Olesno

Average annual temperature is 10.8 °C

Absolute maximum temperature: 32.2 °C

Absolute minimum temperature: -11.1 °C

Number of sunny days: 124 days

Number of rainy days: 223 days

Number of snow days: 18 days

Look at detailed online map of Olesno

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

Olesno air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.310.820.520.523.829.332.231.629.124.715.012.1
Average daytime temperature (°C)5.64.910.712.518.122.826.125.823.417.08.04.4
Average temperature (°C)3.21.75.58.113.218.020.920.918.212.65.01.9
Average night temperature (°C)0.6-1.50.83.27.612.715.516.413.18.21.8-1.2
Absolute minimum temperature (°C)-4.6-7.9-5.6-4.31.56.611.910.29.4-0.5-9.1-11.1

Olesno monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.016.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.610.111.913.815.416.315.914.412.610.79.08.1
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.08.0
Sunshine mean duration (h)2.83.86.87.19.810.912.010.09.36.43.62.5
Precipitation (mm)89614989859512711184868669
Sunny days810118179910178710
Rainy days181519211421222113231917
Snow days531100000044

Best time to visit Olesno:

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

  • May — 9.8(h)
  • June — 10.9(h)
  • July — 12.0(h)
  • August — 10.0(h)
  • September — 9.3(h)

Months with the longest average daylight duration in Olesno:

  • May — 15.4(h)
  • June — 16.3(h)
  • July — 15.9(h)

The largest precipitation sum in Olesno is at

  • July — 127(mm)
  • August — 111(mm)