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ClimateForecastNovemberDecember >>

Koper Climate by Month

The graphs below provide an overview of the climate in Koper (), Slovenia. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly hours of sunshine

The average monthly total hours of sunshine over the year
* Data from: Portorož, Slovenia (11 KM, 7 Miles).

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year
* Data from: Portorož, Slovenia (11 KM, 7 Miles).

Forecast for Koper

Fri   Nov 15
13°C | 5°C
NE 18 km/h
almost clear and no rain

almost clear and no rain

hourly forecast
Sat   Nov 16
13°C | 4°C
NE 14 km/h
clear and no rain

clear and no rain

hourly forecast
Sun   Nov 17
13°C | 5°C
S 14 km/h
1.1 mm
broken clouds and slight rain

broken clouds and slight rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Koper in Slovenia

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • Which months have the greatest rainfall in Koper?
    Most rainfall (rainy season) is seen in September, October and November.
  • Which is the warmest month in Koper?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Koper?
    The coldest month is January with an average maximum temperature of 9°C.
  • Which is the wettest month in Koper?
    November tops the wettest month list with 178 mm of rainfall.
  • Which is the driest month in Koper?
    July is the driest month with 68 mm of precipitation.
  • Which is the sunniest month in Koper?
    July is the sunniest month with an average of 317 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     


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