Weather in September 2025

Iasi weather in September 2025

The temperatures in Iasi in September are comfortable with low of 12°C and and high up to 24°C.

You can expect about 3 to 8 days of rain in Iasi 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 Iasi in September 2025.

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

Temperatures
Temperatures
24° / 12°
Rainy Days
Rainy Days
3
Snowy Days
Snowy Days
0
Dry Days
Dry Days
27
Rainfall
Rainfall
43
mm
11.0
Sun Hours
11.0
Hrs

Iasi annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 1° / -5° 5 12 14 59 mm
Awful
February 3° / -3° 5 12 12 58 mm
Awful
March 9° / 2° 6 17 8 59 mm
Bad
April 17° / 6° 6 23 1 63 mm
Good
May 22° / 11° 8 23 0 119 mm
Ok
June 26° / 15° 9 21 0 136 mm
Good
July 29° / 16° 6 25 0 84 mm
Good
August 30° / 16° 2 29 0 37 mm
Good
September 24° / 12° 3 27 0 43 mm
Perfect
October 16° / 7° 4 26 1 69 mm
Good
November 10° / 3° 3 24 3 39 mm
Bad
December 3° / -2° 5 16 11 59 mm
Awful
Temperatures in Iasi in September
Rain in Iasi in September

Weather in Iasi in September - FAQ

What is the average temperature in Iasi in September?
The average temperature in Iasi in September is 12/24° C.
What is the chance of rain in Iasi in September?
On average, there are 3 rainy days in Iasi during September.
Weather wise, is September a good time to visit Iasi?
The weather in Iasi in September is perfect.
Can it snow in Iasi in September?
On average, there are 0 snowy days in Iasi in September.
More about the weather in Iasi