Best year time to visit Kostroma

General weather information about Kostroma

Average annual temperature is 5.2 °C

Absolute maximum temperature: 29.0 °C

Absolute minimum temperature: -33.8 °C

Number of sunny days: 132 days

Number of rainy days: 165 days

Number of snow days: 68 days

Look at detailed online map of Kostroma

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

Kostroma air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)1.71.57.219.624.825.429.028.823.117.610.12.8
Average daytime temperature (°C)-5.9-4.21.712.717.319.021.422.318.56.00.6-6.1
Average temperature (°C)-8.0-6.2-1.46.712.314.517.618.013.83.8-1.3-7.9
Average night temperature (°C)-10.3-8.7-5.10.66.58.413.313.08.71.1-3.7-10.6
Absolute minimum temperature (°C)-33.8-18.0-18.0-4.3-1.83.210.44.13.2-5.0-12.2-22.0

Kostroma monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.013.015.017.018.017.016.013.011.09.07.0
Daylight mean duration (h)7.49.411.814.416.718.017.315.312.810.38.06.7
Daylight minimum duration (h)6.08.010.013.015.017.016.014.011.09.07.06.0
Sunshine mean duration (h)1.11.95.210.111.513.010.611.79.52.81.00.2
Precipitation (mm)4837684149571063411916079
Sunny days1210720141541614686
Rainy days531310161527151624147
Snow days1415110100001818

Kostroma - weather forecast by months

Kostroma weather in januaryKostroma weather in februaryKostroma weather in marchKostroma weather in aprilKostroma weather in mayKostroma weather in juneKostroma weather in julyKostroma weather in augustKostroma weather in septemberKostroma weather in octoberKostroma weather in novemberKostroma weather in december

Best time to visit Kostroma:

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

  • April — 10.1(h)
  • May — 11.5(h)
  • June — 13.0(h)
  • July — 10.6(h)
  • August — 11.7(h)
  • September — 9.5(h)

Months with the longest average daylight duration in Kostroma:

  • May — 16.7(h)
  • June — 18.0(h)
  • July — 17.3(h)

The largest precipitation sum in Kostroma is at

  • July — 106(mm)
  • October — 91(mm)
  • December — 79(mm)

    • Weather forecast in the closest to Kostroma admin centers

    Weather forecast in the closest towns to Kostroma

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    Frequently asked questions

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