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Weather in Cluj-Napoca for September 2025

Your guide to Cluj-Napoca weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Cluj-Napoca at the beginning of September is 25.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.7 °C by the end of September.

  • Rain 🌧️

  • The climate of Cluj-Napoca in September is notably wet, with an average of 11 rainy days, and a total of 65.7 mm of precipitation.

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/13°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
58 %
Avg humidity

Cluj-Napoca in September average weather

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Temperatures trend during September in Cluj-Napoca

See the weather trend as well as the moving average line

September weather day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
26° /14° 0.1 mm 7
2 Sept. Sunny
Sunny
28° /14° 0 mm 7
3 Sept. Light rain shower
Light rain shower
28° /15° 3 mm 7
4 Sept. Light rain shower
Light rain shower
24° /13° 8.8 mm 6
5 Sept. Sunny
Sunny
24° /13° 0 mm 7
6 Sept. Sunny
Sunny
26° /12° 0 mm 7
7 Sept. Sunny
Sunny
25° /13° 0 mm 7
8 Sept. Sunny
Sunny
26° /13° 0 mm 7
9 Sept. Sunny
Sunny
27° /13° 0 mm 7
10 Sept. Partly cloudy
Partly cloudy
22° /13° 7.1 mm 6
11 Sept. Sunny
Sunny
21° /13° 3.6 mm 6
12 Sept. Sunny
Sunny
25° /15° 0.7 mm 6
13 Sept. Sunny
Sunny
29° /14° 5.1 mm 7
14 Sept. Moderate rain
Moderate rain
17° /10° 11.1 mm 4
15 Sept. Overcast
Overcast
18° /10° 1 mm 4
16 Sept. Patchy rain possible
Patchy rain possible
17° /10° 0.7 mm 4
17 Sept. Patchy rain possible
Patchy rain possible
20° /11° 0.5 mm 5
18 Sept. Sunny
Sunny
23° /12° 0 mm 6
19 Sept. Light rain shower
Light rain shower
18° /11° 5.2 mm 4
20 Sept. Light rain shower
Light rain shower
20° /11° 0.6 mm 5
21 Sept. Cloudy
Cloudy
23° /10° 0 mm 6
22 Sept. Patchy rain possible
Patchy rain possible
24° /13° 0.4 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
26° /13° 0.2 mm 6
24 Sept. Light rain shower
Light rain shower
25° /13° 2.3 mm 6
25 Sept. Partly cloudy
Partly cloudy
23° /13° 3.9 mm 6
26 Sept. Sunny
Sunny
25° /13° 0 mm 7
27 Sept. Sunny
Sunny
26° /14° 0 mm 7
28 Sept. Sunny
Sunny
25° /14° 0 mm 7
29 Sept. Sunny
Sunny
19° /9° 11 mm 5
30 Sept. Sunny
Sunny
16° /9° 0.4 mm 4
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Important Notice
Our weather forecast for Cluj-Napoca 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 Cluj-Napoca forecast closer to your planned date for the most up-to-date weather information.

Cluj-Napoca in September - FAQ

What are the expected maximum and minimum temperatures in Cluj-Napoca during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cluj-Napoca during September?
Moderate rainfall is anticipated in Cluj-Napoca during September, with a total of 65.7 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cluj-Napoca during September?
The average wind speed in Cluj-Napoca during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Cluj-Napoca

Explore the daily rainfall trends and prepare for Cluj-Napocas September weather 💧

UV exposure in Cluj-Napoca during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Cluj-Napoca?

Get accurate weather forecasts for Cluj-Napoca, located at latitude 46.767 and longitude 23.6. Stay updated with localized weather information tailored for Cluj-Napoca.

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