Measurements:
°C
°F
World Resorts Slovenia

Slovenia Weather in September

Weather Map by Month
Sea Water Temperature by Month
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC

• This is interactive weather map. You can zoom it in or out and move around to find resort you are interested in. You can also click resort name for more details.

• You can choose any month to see day air temperature or sea water temperature averages for selected period.

What is the Best Slovenia Resort to Visit in September?

Information below will help you to choose the right place to visit in Slovenia in September. You can find warmest resort with less rains and more sunny hours during the day. We also provide information about sea water temperature so you can find the best place for your trip.

Resort Name Air Temperature
Day / Night
Cloudiness Rainy Days /
Precipitation
Sea Water
Temperature
Sunny
Hours *
Bled 65.6°F 49.8°F 43.9% 4 days (1.9 in) - 08h. 02m.
Bohinjsko Jezero 64.2°F 48.8°F 42.7% 4 days (2.0 in) 75.8°F 08h. 11m.
Bovec 68.2°F 51.7°F 43.4% 4 days (2.2 in) - 08h. 06m.
Cerkno 65.4°F 50.0°F 42.6% 4 days (1.7 in) 75.8°F 08h. 12m.
Dolenjske Toplice 72.3°F 52.9°F 42.6% 2 days (1.2 in) 73.4°F 08h. 12m.
Isola 77.7°F 61.1°F 34.3% 5 days (2.2 in) 76.4°F 09h. 14m.
Koper 77.7°F 61.1°F 34.8% 5 days (2.2 in) 76.2°F 09h. 10m.
Kranjska Gora 62.1°F 49.3°F 46.7% 4 days (1.9 in) - 07h. 41m.
Ljubljana 72.1°F 54.5°F 42.8% 3 days (1.8 in) - 08h. 10m.
Maribor 71.7°F 54.3°F 39.7% 2 days (1.3 in) - 08h. 34m.
Moravske Toplice 73.8°F 56.0°F 34.0% 2 days (1.0 in) - 09h. 17m.
Otocec 74.1°F 51.4°F 40.9% 3 days (1.3 in) - 08h. 25m.
Piran 78.5°F 61.3°F 35.0% 5 days (2.2 in) 76.6°F 09h. 09m.
Portoroz 78.5°F 61.3°F 34.5% 5 days (2.2 in) 76.6°F 09h. 12m.
Postojna 73.0°F 56.4°F 39.1% 5 days (2.1 in) - 08h. 38m.
Rogaska Slatina 72.9°F 54.9°F 38.5% 3 days (1.5 in) - 08h. 43m.
Rogla 71.0°F 53.3°F 39.5% 3 days (1.4 in) - 08h. 36m.
Smarjeske Toplice 74.1°F 51.4°F 40.9% 3 days (1.3 in) - 08h. 25m.
Strunjan 78.5°F 61.3°F 34.8% 5 days (2.2 in) 76.4°F 09h. 10m.
Terme Dobrna 72.9°F 53.7°F 39.8% 3 days (1.5 in) - 08h. 33m.
Terme Radenci 73.8°F 56.3°F 35.6% 3 days (1.4 in) - 09h. 05m.
Zrece 72.9°F 53.7°F 39.8% 3 days (1.5 in) - 08h. 33m.
* We are using day length and cloud cover information for each day of the month to calculate average values of sunny hours during the day.