Portorož Weather in September

What's the weather like in Portorož (Piran-Pirano) in September 2024?

The climate in Portorož during September can be summarized as warm and damp.

September is in the fall / autumn in Portorož and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 14°C (57°F) is normal.

Portorož weather averages (imperial / metric)
Daytime temperature 23.6°C 74.5°F
Nightly temperature 13.9°C 56.9°F
Average temperature 18.7°C 65.7°F
Daily sunshine 7.6 hrs
Avg rainfall 115 mm 4.5 ins
Rainy days 11 days
Sea temperature 23°C 73.4°F
Humidity 72%
Windspeed 6.6kph 4 mph

On average September is the 2nd wettest month of the year in Portorož with around 115mm 4.5 inches of rain making it a damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.6 hours of sunshine per day.

September temperatures in Portorož

Portorož average temperature in September

September rainfall

Portorož average rain in September

September hourly sunshine

Portorož average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Portorož in September 2024.

Other monthly averages

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UV index Best time to go?

Portorož weather stats

Portorož weather statistics
Hottest month: July 27.4°C 81.3°F
Driest month: February 77mm 3ins
Sunniest month: July 10.1hrs
Coldest month: January 7.3°C 45.1°F
Wettest month: November 123mm 4.8ins
Map showing location of Portorož (45.51429, 13.59206) Portorož map pin © Google

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