Cluj (Cluj-Napoca)
September
Weather in Cluj for September 2025
Your guide to Cluj weather in September - trends and predictions
In general, the average temperature in Cluj 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.
The climate of Cluj in September is notably wet, with an average of 11 rainy days, and a total of 65.7 mm of precipitation.
Temperatures
Rain 🌧️
19
Dry days
11
Rainy days
0
Snow days
23°/13°
Temperatures
13 km/h
Avg max wind
58 %
Avg humidity
Cluj in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  26° | 2 28° | 3  28° | 4 24° | 5 24° | 6 26° | 7 25° |
| 8 26° | 9 27° | 10  22° | 11 21° | 12 25° | 13 29° | 14  17° |
| 15  18° | 16 17° | 17 20° | 18 23° | 19 18° | 20 20° | 21  23° |
| 22 24° | 23 26° | 24 25° | 25 23° | 26 25° | 27 26° | 28 25° |
| 29 19° | 30 16° |
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Temperatures trend during September in Cluj
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 26° /14° | 0.1 mm | 7 | |
| 2 Sept. | Sunny | 28° /14° | 0 mm | 7 | |
| 3 Sept. | Light rain shower | 28° /15° | 3 mm | 7 | |
| 4 Sept. | Light rain shower | 24° /13° | 8.8 mm | 6 | |
| 5 Sept. | Sunny | 24° /13° | 0 mm | 7 | |
| 6 Sept. | Sunny | 26° /12° | 0 mm | 7 | |
| 7 Sept. | Sunny | 25° /13° | 0 mm | 7 | |
| 8 Sept. | Sunny | 26° /13° | 0 mm | 7 | |
| 9 Sept. | Sunny | 27° /13° | 0 mm | 7 | |
| 10 Sept. | Partly cloudy | 22° /13° | 7.1 mm | 6 | |
| 11 Sept. | Sunny | 21° /13° | 3.6 mm | 6 | |
| 12 Sept. | Sunny | 25° /15° | 0.7 mm | 6 | |
| 13 Sept. | Sunny | 29° /14° | 5.1 mm | 7 | |
| 14 Sept. | Moderate rain | 17° /10° | 11.1 mm | 4 | |
| 15 Sept. | Overcast | 18° /10° | 1 mm | 4 | |
| 16 Sept. | Patchy rain possible | 17° /10° | 0.7 mm | 4 | |
| 17 Sept. | Patchy rain possible | 20° /11° | 0.5 mm | 5 | |
| 18 Sept. | Sunny | 23° /12° | 0 mm | 6 | |
| 19 Sept. | Light rain shower | 18° /11° | 5.2 mm | 4 | |
| 20 Sept. | Light rain shower | 20° /11° | 0.6 mm | 5 | |
| 21 Sept. | Cloudy | 23° /10° | 0 mm | 6 | |
| 22 Sept. | Patchy rain possible | 24° /13° | 0.4 mm | 6 | |
| 23 Sept. | Patchy rain possible | 26° /13° | 0.2 mm | 6 | |
| 24 Sept. | Light rain shower | 25° /13° | 2.3 mm | 6 | |
| 25 Sept. | Partly cloudy | 23° /13° | 3.9 mm | 6 | |
| 26 Sept. | Sunny | 25° /13° | 0 mm | 7 | |
| 27 Sept. | Sunny | 26° /14° | 0 mm | 7 | |
| 28 Sept. | Sunny | 25° /14° | 0 mm | 7 | |
| 29 Sept. | Sunny | 19° /9° | 11 mm | 5 | |
| 30 Sept. | Sunny | 16° /9° | 0.4 mm | 4 | |
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Important Notice
Our weather forecast for Cluj 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 forecast closer to your planned date for the most up-to-date weather information.
Cluj in September - FAQ
What are the expected maximum and minimum temperatures in Cluj 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 during September?
Moderate rainfall is anticipated in Cluj 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 during September?
The average wind speed in Cluj during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Cluj
Explore the daily rainfall trends and prepare for Clujs September weather 💧
UV exposure in Cluj during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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