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Weather in Iași for September 2025

Your guide to Iași weather in September - trends and predictions
  • In general, the average temperature in Iași at the beginning of September is 28.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 26.3 °C by the end of September.

  • With an average of 4 rainy days, Iași experiences minimal rainfall in September, ensuring that most days remain pleasantly dry.

  • Is September a good time to visit Iași? check out the best time to travel to Iași page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
26
Dry days
Average rainy days
4
Rainy days
Average snowy days
0
Snow days
Average temperatures
28°/13°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
46 %
Avg humidity

Iași in September average weather

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Temperatures trend during September in Iași

See the weather trend as well as the moving average line
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September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
31° /17° 0.5 mm 7
2 Sept. Sunny
Sunny
32° /16° 0 mm 8
3 Sept. Light rain shower
Light rain shower
32° /15° 1.4 mm 7
4 Sept. Light rain shower
Light rain shower
22° /15° 0.4 mm 5
5 Sept. Partly cloudy
Partly cloudy
27° /15° 0 mm 7
6 Sept. Overcast
Overcast
27° /14° 0.7 mm 6
7 Sept. Partly cloudy
Partly cloudy
28° /14° 0 mm 7
8 Sept. Sunny
Sunny
28° /13° 0 mm 7
9 Sept. Sunny
Sunny
28° /13° 0 mm 7
10 Sept. Sunny
Sunny
27° /14° 0 mm 7
11 Sept. Partly cloudy
Partly cloudy
25° /14° 0.9 mm 6
12 Sept. Partly cloudy
Partly cloudy
25° /13° 2.3 mm 6
13 Sept. Partly cloudy
Partly cloudy
29° /14° 0 mm 8
14 Sept. Partly cloudy
Partly cloudy
27° /15° 7.4 mm 7
15 Sept. Overcast
Overcast
24° /13° 5.1 mm 5
16 Sept. Partly cloudy
Partly cloudy
22° /13° 19.1 mm 6
17 Sept. Sunny
Sunny
26° /13° 0 mm 7
18 Sept. Sunny
Sunny
24° /12° 4.3 mm 6
19 Sept. Overcast
Overcast
24° /11° 0.3 mm 6
20 Sept. Patchy rain possible
Patchy rain possible
25° /12° 0.6 mm 6
21 Sept. Partly cloudy
Partly cloudy
26° /10° 0.2 mm 7
22 Sept. Patchy rain possible
Patchy rain possible
26° /13° 0.1 mm 6
23 Sept. Sunny
Sunny
29° /13° 0 mm 8
24 Sept. Sunny
Sunny
28° /15° 0 mm 8
25 Sept. Mist
Mist
28° /13° 0 mm 7
26 Sept. Sunny
Sunny
27° /14° 0 mm 7
27 Sept. Sunny
Sunny
29° /14° 0 mm 7
28 Sept. Sunny
Sunny
28° /14° 0 mm 7
29 Sept. Partly cloudy
Partly cloudy
24° /11° 1.3 mm 6
30 Sept. Sunny
Sunny
20° /10° 0 mm 5
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Important Notice
Our weather forecast for Iași 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 Iași forecast closer to your planned date for the most up-to-date weather information.

Iași in September - FAQ

What are the expected maximum and minimum temperatures in Iași during September?
Enjoy moderate daytime temperatures of up to 28° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Iași during September?
Rainfall in Iași during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 4 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Iași during September?
The average wind speed in Iași during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Iași in September?

As you prepare for your trip to Iași in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Iași, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips

September rainfall patterns in Iași

Explore the daily rainfall trends and prepare for Iașis September weather 💧

UV exposure in Iași during September

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

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

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