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With mountains that linger in the blue sky, an emerald-green river Bovec offers picturesque scenes that are a must see for your bucket list.
Kostanjevica na Krki Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Kostanjevica na Krki.
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10-day forecastForecast
Climate overview of Kostanjevica na Krki
Kostanjevica na Krki, Posavje, Slovenia, experiences significant temperature variation throughout the year. Summers bring daytime highs of 28°C (82°F) in July, while winters cool to 6°C (43°F) in January.
The city has a wet climate, receiving around 1093 mm (43 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and cold winters. September is the wettest month. The most sunshine falls in July, with an average of 9.3 hours of daily sunshine.
Kostanjevica na Krki Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kostanjevica na Krki - and find the best time to visit.
Monthly Temperature in Kostanjevica na Krki
Depending on the time of the year, temperatures range from comfortable to chilly in Kostanjevica na Krki. On average, daytime temperatures range from a comfortable 28°C (82°F) in July to a chilly 6°C (43°F) in January.
Nighttime temperatures range from 16°C (61°F) in July to -2°C (28°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Kostanjevica na Krki
Kostanjevica na Krki has a relatively rain/snowy climate with high precipitation levels, averaging 1093 mm (43 in) of rain/snowfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, September, sees around 117 mm (4.6 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, January, still receives a respectable 57 mm (2.2 in) of snow/rainfall. For more details, please visit our Kostanjevica na Krki Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Kostanjevica na Krki
In Kostanjevica na Krki, summer days are longer and more sunny, with daily sunshine hours peaking at 9.3 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Zagreb, Croatia (42 KM, 26 Miles).
Daily hours of sunshine
Data from: Zagreb, Croatia (42 KM, 26 Miles).
Daily percentage of sunshine
Data from: Zagreb, Croatia (42 KM, 26 Miles).
Humidity in Kostanjevica na Krki by Month
The relative humidity is high throughout the year in Kostanjevica na Krki.
The city experiences its highest humidity in December, reaching 84%. In April, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Zagreb, Croatia (42 KM, 26 Miles).
Best Time to Visit Kostanjevica na Krki
The most comfortable overall weather for exploring Kostanjevica na Krki is usually found in July. Conditions are generally least comfortable in January, February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
mixed
Apr
very good
May
very good
Jun
very good
Jul
excellent
Aug
very good
Sep
very good
Oct
good
Nov
mixed
Dec
cold
- Best overall: July
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -2°C (28°F).
Frequently asked questions about the climate in Kostanjevica na Krki
What is the best time to visit Kostanjevica na Krki?
July typically offers the most optimal weather in Kostanjevica na Krki. In contrast, January, February and December tend to have less optimal conditions. Kostanjevica na Krki has warm summers and cold winters.
What temperatures can I expect in Kostanjevica na Krki?
Daytime highs range from 6°C (43°F) in January to 28°C (82°F) in July. Nighttime lows range from -2°C (28°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Kostanjevica na Krki get?
Annual rainfall is around 1093 mm (43 in). September is the wettest month with 117 mm (4.6 in), while January is the driest with 57 mm (2.2 in).
How sunny is Kostanjevica na Krki?
Kostanjevica na Krki receives around 1,908 hours of sunshine per year. July is the sunniest month with 280 hours, while December is the cloudiest with just 51 hours.
Kostanjevica na Krki 3-Day Forecast
Kostanjevica na Krki on the map
Kostanjevica na Krki is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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