Best year time to visit Kostanjevica

General weather information about Kostanjevica

Average annual temperature is 12.8 °C

Absolute maximum temperature: 34.6 °C

Absolute minimum temperature: -4.3 °C

Number of sunny days: 152 days

Number of rainy days: 208 days

Number of snow days: 5 days

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

Kostanjevica air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.616.017.619.925.130.132.534.628.725.116.115.7
Average daytime temperature (°C)7.98.812.414.320.025.027.026.724.519.211.89.8
Average temperature (°C)4.84.18.09.615.720.122.021.719.515.27.55.1
Average night temperature (°C)2.10.23.54.211.314.917.016.815.011.33.51.2
Absolute minimum temperature (°C)-4.1-4.3-0.2-2.47.611.511.310.211.15.2-2.1-3.0

Kostanjevica 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)9.110.411.913.615.015.715.314.112.510.99.58.7
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)3.86.87.38.89.812.412.210.610.26.96.54.5
Precipitation (mm)17526151137162142323346167387228134
Sunny days12181313101271517131111
Rainy days16918172118241613181919
Snow days310000000001

Kostanjevica - weather forecast by months

Kostanjevica weather in januaryKostanjevica weather in februaryKostanjevica weather in marchKostanjevica weather in aprilKostanjevica weather in mayKostanjevica weather in juneKostanjevica weather in julyKostanjevica weather in augustKostanjevica weather in septemberKostanjevica weather in octoberKostanjevica weather in novemberKostanjevica weather in december

Best time to visit Kostanjevica:

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

  • June — 12.4(h)
  • July — 12.2(h)
  • August — 10.6(h)

Months with the longest average daylight duration in Kostanjevica:

  • June — 15.7(h)
  • July — 15.3(h)

The largest precipitation sum in Kostanjevica is at

  • July — 323(mm)
  • August — 346(mm)
  • October — 387(mm)

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    Frequently asked questions

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