Weather in September in Slovenia
Are you planning a trip a to Slovenia in September and wondering what kind of weather to expect? This page has all the details you need.
What is the weather like in Slovenia in September?
September in Slovenia generally has temperatures that range from moderate to warm, with precipitation levels ranging from moderate to heavy.
Temperatures
During the day the temperature is moderate in Rateče at 18°C and warm in Krkavče at 24°C. As night falls, temperatures generally drop to 17°C in Krkavče and 9°C in Rateče.
Precipitation
In September, precipitation varies across different areas. From moderate rainfall in Šalovci with an average of 91 mm to heavy rainfall in Ilirska Bistrica with 200 mm. Based on climate data from the last 30 years, Ljubljana receives the most rainfall during this month of the year.Average sunshine
Most cities enjoy a balanced amount of sunshine, with around 182 hours of sunlight anticipated in Ljubljana. This ensures the days are neither too dim nor excessively sunny.To learn more about the conditions in specific areas of Slovenia in September, check out the map below. For more details on the yearly weather, visit our Slovenia climate page.
Where to go in Slovenia in September
perfect weather
pleasant
tolerable
unpleasant
poor
Popular destinations
What is the weather like in September for the 5 most popular destinations in Slovenia?
Ljubljana
In September Ljubljana generally has pleasant temperatures with maximum daytime temperatures around 21°C, minimum nighttime temperatures around 11°C and high monthly rainfall. So on average the conditions are pleasant that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Bled
In September Bled generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are tolerable that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Portorož
In September Portorož generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 18°C and high monthly rainfall. So on average the conditions are pleasant that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Kranjska Gora
In September Kranjska Gora generally has pleasant temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 9°C and heavy monthly rainfall. So on average the conditions are tolerable that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Bohinj
In September Bohinj generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 10°C and heavy monthly rainfall. So on average the conditions are tolerable that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Is your destination not in the list? Have a look at other destinations in Slovenia.
Is September the best time to visit Slovenia?
We believe that September is one of the best times to visit Slovenia with overall pleasant weather in Ljubljana. It's worth noting that weather conditions might differ depending on the location you visit.
On average, the best time to visit Slovenia is in May, June, July, August and September with generally pleasant weather in Ljubljana. The weather in January, February, November and December, on the other hand, tends to be poor.
Interested in more climate information?
We have much more information about the climate in Slovenia.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for every country in the world. Are you going to Slovenia? Get detailed historical weather averages for many cities in Slovenia.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.