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Weather in Niš for September 2025

Your guide to Niš weather in September - trends and predictions

    Official Weather Alert ⚠️

  • High temperature yellow - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Niš has been nearly identical to the historical average, with a temperature of 29.1 °C (showing only a slight deviation of 0.4 °C).

  • Expect cooler weather in the next days in Niš with the forecast suggesting a temperature of 26.7 °C, lower than the historical average.

  • In general, the average temperature in Niš at the beginning of September is 30 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.6 °C by the end of September.

    • Rain 🌧️

  • The climate of Niš in September is notably wet, with an average of 14 rainy days, and a total of 53 mm of precipitation.

Average dry days
16
Dry days
Average rainy days
14
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/13°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
56 %
Avg humidity

Niš Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
29°
2
Sunny
32°
3
Sunny
32°
4
Moderate or heavy rain shower
28°
5
Patchy light drizzle
30°
6
Sunny
29°
7
Partly cloudy
30°
8
Sunny
31°
9
Sunny
31°
10
Sunny
27°
11
Sunny
23°
12
Sunny
27°
13
Sunny
29°
14
Partly cloudy
23°
15
Partly cloudy
20°
16
Weather Alert Sunny
31°
17
Patchy rain possible
19°
18
Sunny
23°
19
Sunny
25°
20
Sunny
29°
21
Sunny
30°
22
Sunny
32°
23
Sunny
33°
24
Sunny
28°
25
Partly cloudy
19°
26
Sunny
22°
27
Sunny
25°
28
Sunny
27°
29
Partly cloudy
31°
30
Partly cloudy
20°

Temperatures trend during September in Niš

See the weather trend as well as the moving average line

September weather in Niš day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 29° /14° 0 mm 7
2 Sept. Sunny
Sunny
 32° /15° 0 mm 8
3 Sept. Sunny
Sunny
 32° /17° 0.7 mm 8
4 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /15° 4.4 mm 6
5 Sept. Patchy light drizzle
Patchy light drizzle
 30° /14° 0.6 mm 7
6 Sept. Sunny
Sunny
 29° /14° 1.9 mm 7
7 Sept. Partly cloudy
Partly cloudy
 30° /15° 0.4 mm 7
8 Sept. Sunny
Sunny
 31° /14° 0 mm 8
9 Sept. Sunny
Sunny
 31° /15° 0.9 mm 8
10 Sept. Sunny
Sunny
 27° /15° 6.3 mm 7
11 Sept. Sunny
Sunny
 23° /12° 4.5 mm 5
12 Sept. Sunny
Sunny
 27° /12° 0.8 mm 7
13 Sept. Sunny
Sunny
 29° /12° 0.3 mm 7
14 Sept. Partly cloudy
Partly cloudy
 23° /12° 3.7 mm 6
15 Sept. Partly cloudy
Partly cloudy
 20° /12° 2.2 mm 5
16 Sept. Sunny
Sunny
 31° /11° 0 mm 1.5
17 Sept. Patchy rain possible
Patchy rain possible
 19° /8° 0.2 mm 0.7
18 Sept. Sunny
Sunny
 23° /6° 0 mm 1.4
19 Sept. Sunny
Sunny
 25° /6° 0 mm 1.4
20 Sept. Sunny
Sunny
 29° /9° 0 mm 1.9
21 Sept. Sunny
Sunny
 30° /10° 0 mm 5
22 Sept. Sunny
Sunny
 32° /11° 0 mm 6
23 Sept. Sunny
Sunny
 33° /12° 0 mm 6
24 Sept. Sunny
Sunny
 28° /13° 0.1 mm 5
25 Sept. Partly cloudy
Partly cloudy
 19° /6° 0 mm 4
26 Sept. Sunny
Sunny
 22° /4° 0 mm 4
27 Sept. Sunny
Sunny
 25° /6° 0 mm 5
28 Sept. Sunny
Sunny
 27° /8° 0 mm 5
29 Sept. Partly cloudy
Partly cloudy
 31° /14° 0 mm 6
30 Sept. Partly cloudy
Partly cloudy
 20° /10° 0 mm 6
Next
Important Notice
Our weather forecast for Niš 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 Niš forecast closer to your planned date for the most up-to-date weather information.
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Niš in September - FAQ

What are the expected maximum and minimum temperatures in Niš during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Niš during September?
Moderate rainfall is anticipated in Niš during September, with a total of 53 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Niš during September?
The average wind speed in Niš during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Niš

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

UV exposure in Niš during September

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

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Location coordinates Where is Niš?

Get accurate weather forecasts for Niš, located at latitude 43.325 and longitude 21.903. Stay updated with localized weather information tailored for Niš.

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