Best year time to visit Järna

General weather information about Järna

Average annual temperature is 5.2 °C

Absolute maximum temperature: 27.5 °C

Absolute minimum temperature: -21.8 °C

Number of sunny days: 148 days

Number of rainy days: 162 days

Number of snow days: 55 days

Look at detailed online map of Järna

* Weather data for Järna Sweden is based on climate observations for 2026 year

Järna air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.17.97.617.722.127.524.621.823.315.54.44.9
Average daytime temperature (°C)-0.31.31.68.716.422.419.118.217.06.4-0.6-4.4
Average temperature (°C)-2.4-1.7-2.83.610.817.115.114.713.43.8-2.4-6.7
Average night temperature (°C)-5.0-4.6-7.4-1.23.910.811.211.39.81.4-4.3-9.9
Absolute minimum temperature (°C)-17.2-11.9-15.3-7.4-2.04.48.68.04.8-2.8-10.6-21.8

Järna monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.019.018.016.014.011.08.06.0
Daylight mean duration (h)6.79.111.814.717.318.918.115.712.910.17.45.9
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)1.54.16.79.013.914.011.68.06.94.21.10.7
Precipitation (mm)63284544293215815444569037
Sunny days1014131820233410131010
Rainy days11591110728272015127
Snow days10991100003814

Järna - weather forecast by months

Järna weather in januaryJärna weather in februaryJärna weather in marchJärna weather in aprilJärna weather in mayJärna weather in juneJärna weather in julyJärna weather in augustJärna weather in septemberJärna weather in octoberJärna weather in novemberJärna weather in december

Best time to visit Järna:

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

  • April — 9.0(h)
  • May — 13.9(h)
  • June — 14.0(h)
  • July — 11.6(h)

Months with the longest average daylight duration in Järna:

  • May — 17.3(h)
  • June — 18.9(h)
  • July — 18.1(h)
  • August — 15.7(h)

The largest precipitation sum in Järna is at

  • July — 158(mm)
  • August — 154(mm)
  • November — 90(mm)

    • Weather forecast in the closest to Järna admin centers

    Weather forecast in the closest towns to Järna

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    Frequently asked questions

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