Weather in September 2025

Celje weather in September 2025

The temperatures in Celje in September are quite cold with temperatures between 9°C and 22°C, warm clothes are a must.

You can expect about 3 to 8 days of rain in Celje during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Celje in September 2025.

If you’re planning to visit Celje in the near future, we highly recommend that you review the 14 day weather forecast for Celje before you arrive.

Temperatures
Temperatures
22° / 9°
Rainy Days
Rainy Days
6
Snowy Days
Snowy Days
0
Dry Days
Dry Days
24
Rainfall
Rainfall
151
mm
10.3
Sun Hours
10.3
Hrs

Celje annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 4° / -3° 6 14 11 95 mm
Awful
February 6° / -3° 7 13 9 132 mm
Awful
March 11° / 1° 6 22 4 96 mm
Bad
April 16° / 4° 6 23 1 106 mm
Good
May 20° / 7° 10 21 0 190 mm
Ok
June 25° / 10° 9 21 0 142 mm
Good
July 27° / 12° 8 23 0 128 mm
Good
August 28° / 12° 5 26 0 116 mm
Perfect
September 22° / 9° 6 24 0 151 mm
Good
October 16° / 5° 5 26 0 118 mm
Good
November 11° / 3° 8 20 2 146 mm
Awful
December 6° / -2° 6 19 6 104 mm
Awful
Temperatures in Celje in September
Rain in Celje in September

Weather in Celje in September - FAQ

What is the average temperature in Celje in September?
The average temperature in Celje in September is 9/22° C.
What is the chance of rain in Celje in September?
On average, there are 6 rainy days in Celje during September.
Weather wise, is September a good time to visit Celje?
The weather in Celje in September is good.
Can it snow in Celje in September?
On average, there are 0 snowy days in Celje in September.
More about the weather in Celje