Niš weather in September
Temperature, rain and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: April – October
What is the weather like in Niš in September?
In September, Niš is warm: daytime highs average 24 °C, and nights cool down to about 14 °C. The sun shines for around 7 hours a day. Rain falls on about 6 days, adding up to 37 mm. All in all, September is an excellent month for a holiday in Niš.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 79 | 87 | 79 |
| Day | 30° | 24° | 18° |
| Night | 19° | 14° | 8° |
| Sun | 9 h | 7 h | 5 h |
| Rain days | 5 | 6 | 7 |
More details for September
- Daylight
- 12 h 34 min06:11 – 18:45
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 11 km/haverage daily peakAll months
- Cloud cover
- 48 %on averageAll months
- Hot days
- 3 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC+2Europe/Belgrade
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %62 %
- Few rainy daysweight 30 %84 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Sunscreen
- A jumper for the evenings
Niš in September: quick answers
Is Niš hot in September?
Warm rather than hot: in September, daytime highs in Niš average 24 °C and nights cool to about 14 °C. On about 3 days the thermometer climbs to 30 °C or more.
Does it rain much in Niš in September?
Rain falls on about 6 days, adding up to 37 mm.
Niš month by month
The whole year in NišAll destinations: SerbiaWhere to go in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences