Weather in Koijärvi in August

General weather information about Koijärvi

Average annual temperature is 6.0 °C

Absolute maximum temperature: 31.4 °C

Absolute minimum temperature: -18.3 °C

Number of sunny days: 138 days

Number of rainy days: 169 days

Number of snow days: 58 days

Look at detailed online map of Koijärvi

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

Koijärvi air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.46.75.916.924.329.424.431.423.415.37.75.5
Average daytime temperature (°C)0.60.71.110.115.021.220.420.318.16.71.1-2.7
Average temperature (°C)-1.1-1.6-2.64.110.116.216.316.614.74.4-0.8-4.7
Average night temperature (°C)-3.0-4.7-7.4-1.64.410.112.113.211.22.1-2.9-8.0
Absolute minimum temperature (°C)-14.5-13.9-18.3-16.0-2.12.79.410.64.7-5.4-14.0-17.3

Koijärvi monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.018.019.019.017.014.011.08.06.0
Daylight mean duration (h)6.69.011.814.717.419.118.315.812.910.17.35.7
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)1.22.95.310.613.115.612.18.97.84.90.90.4
Precipitation (mm)693396314624137191721298427
Sunny days1115719201955119611
Rainy days125101191126261918157
Snow days88140200004913

Koijärvi - weather forecast by months

Koijärvi weather in januaryKoijärvi weather in februaryKoijärvi weather in marchKoijärvi weather in aprilKoijärvi weather in mayKoijärvi weather in juneKoijärvi weather in julyKoijärvi weather in augustKoijärvi weather in septemberKoijärvi weather in octoberKoijärvi weather in novemberKoijärvi weather in december

Best time to visit Koijärvi:

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

  • April — 10.6(h)
  • May — 13.1(h)
  • June — 15.6(h)
  • July — 12.1(h)
  • August — 8.9(h)

Months with the longest average daylight duration in Koijärvi:

  • May — 17.4(h)
  • June — 19.1(h)
  • July — 18.3(h)
  • August — 15.8(h)

The largest precipitation sum in Koijärvi is at

  • July — 137(mm)
  • August — 191(mm)
  • October — 129(mm)

    • Weather forecast in the closest to Koijärvi admin centers

    Weather forecast in the closest towns to Koijärvi

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    Frequently asked questions

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