Best year time to visit Kostoma

General weather information about Kostoma

Average annual temperature is 5.1 °C

Absolute maximum temperature: 30.2 °C

Absolute minimum temperature: -36.6 °C

Number of sunny days: 140 days

Number of rainy days: 155 days

Number of snow days: 70 days

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* Weather data for Kostoma Russia is based on climate observations for 2026 year

Kostoma air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.21.27.919.524.925.230.229.123.517.59.93.1
Average daytime temperature (°C)-6.0-4.22.112.517.419.021.722.418.45.80.4-6.7
Average temperature (°C)-8.4-6.2-1.16.612.514.417.717.813.83.5-1.4-8.7
Average night temperature (°C)-10.8-8.4-4.60.56.98.313.312.48.81.2-3.5-11.1
Absolute minimum temperature (°C)-36.6-18.5-18.4-5.0-2.22.410.24.61.9-4.6-11.2-24.3

Kostoma monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.013.015.017.018.018.016.014.011.08.06.0
Daylight mean duration (h)7.29.411.814.416.818.117.515.312.810.37.96.5
Daylight minimum duration (h)6.08.010.013.015.017.016.014.011.09.06.06.0
Sunshine mean duration (h)1.21.15.09.611.013.110.812.08.72.70.90.5
Precipitation (mm)3432822986501262817854962
Sunny days99822131771915795
Rainy days64148161324121520149
Snow days161590200004717

Kostoma - weather forecast by months

Kostoma weather in januaryKostoma weather in februaryKostoma weather in marchKostoma weather in aprilKostoma weather in mayKostoma weather in juneKostoma weather in julyKostoma weather in augustKostoma weather in septemberKostoma weather in octoberKostoma weather in novemberKostoma weather in december

Best time to visit Kostoma:

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

  • April — 9.6(h)
  • May — 11.0(h)
  • June — 13.1(h)
  • July — 10.8(h)
  • August — 12.0(h)
  • September — 8.7(h)

Months with the longest average daylight duration in Kostoma:

  • May — 16.8(h)
  • June — 18.1(h)
  • July — 17.5(h)

The largest precipitation sum in Kostoma is at

  • March — 82(mm)
  • May — 86(mm)
  • July — 126(mm)
  • October — 85(mm)

    • Weather forecast in the closest to Kostoma admin centers

    Weather forecast in the closest towns to Kostoma

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    Frequently asked questions

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