Best year time to visit Järvinummi

General weather information about Järvinummi

Average annual temperature is 6.0 °C

Absolute maximum temperature: 28.4 °C

Absolute minimum temperature: -15.9 °C

Number of sunny days: 125 days

Number of rainy days: 183 days

Number of snow days: 57 days

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* Weather data for Järvinummi Finland is based on climate observations for 2026 year

Järvinummi air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.36.06.317.422.428.424.428.221.914.77.93.9
Average daytime temperature (°C)-0.2-0.20.99.315.121.420.120.317.96.91.5-2.8
Average temperature (°C)-2.1-2.6-2.13.710.216.516.517.014.94.6-0.1-4.5
Average night temperature (°C)-4.3-6.3-5.6-1.34.210.112.613.711.82.2-1.9-6.6
Absolute minimum temperature (°C)-14.8-15.9-14.4-8.8-2.93.410.310.55.7-3.3-11.7-14.7

Järvinummi monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.018.018.016.014.011.08.06.0
Daylight mean duration (h)6.89.111.814.617.218.818.015.612.910.17.55.9
Daylight minimum duration (h)5.07.010.013.016.018.016.014.011.08.06.05.0
Sunshine mean duration (h)1.12.55.811.212.815.713.29.47.54.31.30.4
Precipitation (mm)10242792147246613846948667
Sunny days9129222018357758
Rainy days136981012282623221610
Snow days910130100002913

Järvinummi - weather forecast by months

Järvinummi weather in januaryJärvinummi weather in februaryJärvinummi weather in marchJärvinummi weather in aprilJärvinummi weather in mayJärvinummi weather in juneJärvinummi weather in julyJärvinummi weather in augustJärvinummi weather in septemberJärvinummi weather in octoberJärvinummi weather in novemberJärvinummi weather in december

Best time to visit Järvinummi:

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

  • April — 11.2(h)
  • May — 12.8(h)
  • June — 15.7(h)
  • July — 13.2(h)
  • August — 9.4(h)

Months with the longest average daylight duration in Järvinummi:

  • May — 17.2(h)
  • June — 18.8(h)
  • July — 18.0(h)
  • August — 15.6(h)

The largest precipitation sum in Järvinummi is at

  • January — 102(mm)
  • August — 138(mm)
  • October — 94(mm)
  • November — 86(mm)

    • Weather forecast in the closest to Järvinummi admin centers

    Weather forecast in the closest towns to Järvinummi

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    Frequently asked questions

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