Best year time to visit Kostrevnica

General weather information about Kostrevnica

Average annual temperature is 10.5 °C

Absolute maximum temperature: 31.6 °C

Absolute minimum temperature: -11.5 °C

Number of sunny days: 139 days

Number of rainy days: 214 days

Number of snow days: 12 days

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* Weather data for Kostrevnica Slovenia is based on climate observations for 2026 year

Kostrevnica air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.910.417.718.922.731.631.630.725.322.913.811.9
Average daytime temperature (°C)4.24.610.111.816.422.424.823.621.517.59.16.8
Average temperature (°C)1.80.35.77.312.917.820.119.417.213.35.73.3
Average night temperature (°C)-0.6-3.41.63.09.513.215.715.113.49.42.40.3
Absolute minimum temperature (°C)-6.9-11.5-6.0-4.25.810.69.59.29.11.0-3.4-5.2

Kostrevnica monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.110.311.913.615.015.715.414.112.610.99.58.7
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)2.56.76.98.38.112.111.910.410.07.45.94.4
Precipitation (mm)15235779818516524122848165131123
Sunny days8241584610121613815
Rainy days17316222724211914182211
Snow days610000000005

Kostrevnica - weather forecast by months

Kostrevnica weather in januaryKostrevnica weather in februaryKostrevnica weather in marchKostrevnica weather in aprilKostrevnica weather in mayKostrevnica weather in juneKostrevnica weather in julyKostrevnica weather in augustKostrevnica weather in septemberKostrevnica weather in octoberKostrevnica weather in novemberKostrevnica weather in december

Best time to visit Kostrevnica:

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

  • June — 12.1(h)
  • July — 11.9(h)
  • August — 10.4(h)
  • September — 10.0(h)

Months with the longest average daylight duration in Kostrevnica:

  • June — 15.7(h)
  • July — 15.4(h)

The largest precipitation sum in Kostrevnica is at

  • May — 185(mm)
  • July — 241(mm)
  • August — 228(mm)

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    Frequently asked questions

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