Best year time to visit Gronajny

General weather information about Gronajny

Average annual temperature is 10.0 °C

Absolute maximum temperature: 33.2 °C

Absolute minimum temperature: -8.8 °C

Number of sunny days: 138 days

Number of rainy days: 204 days

Number of snow days: 23 days

Look at detailed online map of Gronajny

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

Gronajny air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.49.415.421.324.829.630.033.228.324.813.98.7
Average daytime temperature (°C)4.94.27.711.918.523.523.624.123.713.65.93.6
Average temperature (°C)2.91.33.87.613.118.318.719.618.310.53.51.6
Average night temperature (°C)0.8-1.6-0.13.57.112.713.515.513.47.10.9-0.4
Absolute minimum temperature (°C)-4.9-8.1-6.1-1.10.85.311.010.78.93.2-8.8-7.6

Gronajny monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.012.015.016.017.017.015.013.011.09.07.0
Daylight mean duration (h)8.19.811.914.116.017.016.514.812.710.58.67.5
Daylight minimum duration (h)7.08.010.013.015.016.015.013.011.09.07.07.0
Sunshine mean duration (h)2.35.16.68.911.913.412.49.710.04.83.51.6
Precipitation (mm)5354582512448985225810252
Sunny days10109122216671871011
Rainy days17121617914252412241717
Snow days466100000033

Gronajny - weather forecast by months

Gronajny weather in januaryGronajny weather in februaryGronajny weather in marchGronajny weather in aprilGronajny weather in mayGronajny weather in juneGronajny weather in julyGronajny weather in augustGronajny weather in septemberGronajny weather in octoberGronajny weather in novemberGronajny weather in december

Best time to visit Gronajny:

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

  • May — 11.9(h)
  • June — 13.4(h)
  • July — 12.4(h)
  • August — 9.7(h)
  • September — 10.0(h)

Months with the longest average daylight duration in Gronajny:

  • May — 16.0(h)
  • June — 17.0(h)
  • July — 16.5(h)

The largest precipitation sum in Gronajny is at

  • July — 89(mm)
  • August — 85(mm)
  • November — 102(mm)

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    Frequently asked questions

    When is the best time to visit Gronajny?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Gronajny.
    What is the weather like in Gronajny?
    See average temperature, rainfall and daylight hours for Gronajny by month in the table above.
    How many sunny days does Gronajny have?
    The monthly weather statistics above show sunshine and rainfall patterns for Gronajny throughout the year.