Niš
Serbia
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Niš, Serbia

A night view of the iconic and mighty grandeur of the Nis Fortress in Serbia, lights and footbridge, with a view of the dark, cloudy night sky
A night view of the iconic and mighty grandeur of the Nis Fortress in Serbia, lights and footbridge, with a view of the dark, cloudy night sky
The first month of the autumn, September, is still a warm month in Niš, Serbia, with average temperature ranging between max 25°C (77°F) and min 11.5°C (52.7°F).

Temperature

In September, the average high-temperature drops, from a hot 30.1°C (86.2°F) in August, to a warm 25°C (77°F). The average low-temperature, in Niš, is 11.5°C (52.7°F).

Humidity

In September, the average relative humidity in Niš is 69%.

Rainfall

In Niš, during September, the rain falls for 9 days and regularly aggregates up to 48mm (1.9") of precipitation. In Niš, during the entire year, the rain falls for 134 days and collects up to 580.5mm (22.9") of precipitation.

Daylight

The average length of the day is 12.5h.

Sunshine

In September, the average sunshine in Niš is 6.7h.

UV index

The average daily maximum UV index in Niš is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Niš?

In Niš, in September, the average high-temperature is 25°C (77°F), and the average low-temperature is 11.5°C (52.7°F).

What is the average humidity in September in Niš?

The average relative humidity in September in Niš, Serbia, is 69%.

How many days does it rain in September in Niš?

In Niš, in September, during 9 rainfall days, 48mm (1.9") of precipitation is typically accumulated.

How many hours of daylight does Niš have in September?

The average length of the day in September in Niš is 12.5h.

How many hours of sunshine does Niš have in September?

In Niš, the average sunshine in September is 6.7h.

How high is the UV index in September in Niš?

In Niš, Serbia, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in September - Niš, Serbia
  • Average high temperature in September: 25°C

The warmest month (with the highest average high temperature) is August (30.1°C).
The month with the lowest average high temperature is January (5°C).

  • Average low temperature in September: 11.5°C

Months with the highest average low temperature are July and August (15.4°C).
The coldest month (with the lowest average low temperature) is January (-2.2°C).

Average humidity in September - Niš, Serbia
  • Average humidity in September: 69%

The month with the highest relative humidity is December (81%).
Months with the lowest relative humidity are July and August (61%).

Average rainfall in September - Niš, Serbia
  • Average rainfall in September: 48mm

The wettest month (with the highest rainfall) is May (58mm).
The driest month (with the lowest rainfall) is February (36.8mm).

Average rainfall days in September - Niš, Serbia
  • Average rainfall days in September: 9 days

The month with the highest number of rainy days is December (14 days).
The month with the lowest number of rainy days is August (8 days).

Average daylight in September / Average sunshine in September - Niš, Serbia
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in September: 6.7h

The month with most sunshine is July (Average sunshine: 9.2h).
The month with least sunshine is December (Average sunshine: 1.6h).

Average UV index in September - Niš, Serbia
  • Average UV index in September: 5

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).