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Municipiul Iaşi (Iaşi)
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Weather in Municipiul Iaşi for September 2025

Your guide to Municipiul Iaşi weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Municipiul Iaşi has been nearly identical to the historical average, with a temperature of 28.6 °C (showing only a slight deviation of 0.5 °C).

  • The forecast for the next days in Municipiul Iaşi predicts a temperature of 21.4 °C, which is cooler than the historical average.

  • In general, the average temperature in Municipiul Iaşi at the beginning of September is 30 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.6 °C by the end of September.

    • Rain 🌧️

  • Municipiul Iaşi experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 44.5 mm.

Average dry days
23
Dry days
Average rainy days
7
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/14°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
51 %
Avg humidity

Municipiul Iaşi Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
31°
2
Sunny
33°
3
Light rain shower
33°
4
Light rain shower
26°
5
Partly cloudy
29°
6
Overcast
29°
7
Sunny
29°
8
Sunny
28°
9
Sunny
29°
10
Partly cloudy
28°
11
Partly cloudy
26°
12
Partly cloudy
23°
13
Partly cloudy
28°
14
Partly cloudy
26°
15
Patchy rain possible
23°
16
Partly cloudy
22°
17
Moderate rain
18°
18
Partly cloudy
19°
19
Partly cloudy
23°
20
Sunny
27°
21
Sunny
30°
22
Sunny
29°
23
Sunny
31°
24
Sunny
31°
25
Patchy rain possible
18°
26
Patchy rain possible
12°
27
Cloudy
17°
28
Partly cloudy
15°
29
Partly cloudy
14°
30
Patchy rain possible
16°

Temperatures trend during September in Municipiul Iaşi

See the weather trend as well as the moving average line

September weather in Municipiul Iaşi day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 31° /17° 0.6 mm 7
2 Sept. Sunny
Sunny
 33° /16° 0 mm 8
3 Sept. Light rain shower
Light rain shower
 33° /16° 0.9 mm 7
4 Sept. Light rain shower
Light rain shower
 26° /15° 0.3 mm 6
5 Sept. Partly cloudy
Partly cloudy
 29° /15° 0 mm 7
6 Sept. Overcast
Overcast
 29° /14° 0.5 mm 7
7 Sept. Sunny
Sunny
 29° /14° 0 mm 7
8 Sept. Sunny
Sunny
 28° /13° 0 mm 7
9 Sept. Sunny
Sunny
 29° /14° 0.2 mm 7
10 Sept. Partly cloudy
Partly cloudy
 28° /14° 0 mm 7
11 Sept. Partly cloudy
Partly cloudy
 26° /14° 0.6 mm 6
12 Sept. Partly cloudy
Partly cloudy
 23° /14° 5.3 mm 5
13 Sept. Partly cloudy
Partly cloudy
 28° /14° 0 mm 7
14 Sept. Partly cloudy
Partly cloudy
 26° /14° 4.9 mm 6
15 Sept. Patchy rain possible
Patchy rain possible
 23° /13° 3.5 mm 5
16 Sept. Partly cloudy
Partly cloudy
 22° /13° 19.1 mm 6
17 Sept. Moderate rain
Moderate rain
 18° /13° 9 mm 0.2
18 Sept. Partly cloudy
Partly cloudy
 19° /11° 0 mm 0.9
19 Sept. Partly cloudy
Partly cloudy
 23° /10° 0 mm 1.1
20 Sept. Sunny
Sunny
 27° /14° 0 mm 1.6
21 Sept. Sunny
Sunny
 30° /16° 0 mm 5
22 Sept. Sunny
Sunny
 29° /14° 0 mm 6
23 Sept. Sunny
Sunny
 31° /14° 0 mm 6
24 Sept. Sunny
Sunny
 31° /17° 0 mm 6
25 Sept. Patchy rain possible
Patchy rain possible
 18° /11° 1.4 mm 4
26 Sept. Patchy rain possible
Patchy rain possible
 12° /8° 0.5 mm 3
27 Sept. Cloudy
Cloudy
 17° /10° 0.1 mm 3
28 Sept. Partly cloudy
Partly cloudy
 15° /9° 0 mm 4
29 Sept. Partly cloudy
Partly cloudy
 14° /5° 0 mm 3
30 Sept. Patchy rain possible
Patchy rain possible
 16° /4° 0.2 mm 3
Next
Important Notice
Our weather forecast for Municipiul Iaşi in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Municipiul Iaşi forecast closer to your planned date for the most up-to-date weather information.
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Municipiul Iaşi in September - FAQ

What are the expected maximum and minimum temperatures in Municipiul Iaşi during September?
Enjoy moderate daytime temperatures of up to 26° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Municipiul Iaşi during September?
In September, Municipiul Iaşi can expect light to moderate rainfall, totaling 44.5 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Municipiul Iaşi during September?
The average wind speed in Municipiul Iaşi during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Municipiul Iaşi

Explore the daily rainfall trends and prepare for Municipiul Iaşis September weather 💧

UV exposure in Municipiul Iaşi during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Municipiul Iaşi?

Get accurate weather forecasts for Municipiul Iaşi, located at latitude 47.167 and longitude 27.6. Stay updated with localized weather information tailored for Municipiul Iaşi.

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