Weather in Sierki in December

General weather information about Sierki

Average annual temperature is 9.7 °C

Absolute maximum temperature: 32.8 °C

Absolute minimum temperature: -10.3 °C

Number of sunny days: 142 days

Number of rainy days: 200 days

Number of snow days: 23 days

Look at detailed online map of Sierki

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

Sierki air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.37.917.220.824.127.532.832.727.622.912.58.0
Average daytime temperature (°C)3.63.07.812.818.122.324.125.423.113.15.02.4
Average temperature (°C)1.90.63.78.312.817.519.420.617.79.82.60.6
Average night temperature (°C)0.1-2.0-0.43.36.611.914.015.912.56.20.1-1.6
Absolute minimum temperature (°C)-5.5-6.5-5.2-4.7-0.53.810.710.38.70.0-7.9-10.3

Sierki 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)8.29.811.914.015.916.916.414.712.710.68.77.6
Daylight minimum duration (h)7.08.010.013.015.016.015.013.011.09.07.07.0
Sunshine mean duration (h)1.63.47.08.111.411.412.410.610.04.52.91.2
Precipitation (mm)6344443543565164111156775
Sunny days10127112212911238116
Rainy days1812191891822207231717
Snow days345100000028

Sierki - weather forecast by months

Sierki weather in januarySierki weather in februarySierki weather in marchSierki weather in aprilSierki weather in maySierki weather in juneSierki weather in julySierki weather in augustSierki weather in septemberSierki weather in octoberSierki weather in novemberSierki weather in december

Best time to visit Sierki:

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

  • May — 11.4(h)
  • June — 11.4(h)
  • July — 12.4(h)
  • August — 10.6(h)
  • September — 10.0(h)

Months with the longest average daylight duration in Sierki:

  • May — 15.9(h)
  • June — 16.9(h)
  • July — 16.4(h)

The largest precipitation sum in Sierki is at

  • October — 115(mm)
  • December — 75(mm)

    • Weather forecast in the closest to Sierki admin centers

    Weather forecast in the closest towns to Sierki

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    Frequently asked questions

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