September weather forecast
Sankt Stefan ob Leoben, Austria

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September

Weather in September

The first month of the autumn, September, is also an enjoyable month in Sankt Stefan ob Leoben, Austria, with an average temperature varying between 6°C (42.8°F) and 16.1°C (61°F).

Temperature

The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from an agreeable 21°C (69.8°F) in August to an enjoyable 16.1°C (61°F). September nights cool down to an average low-temperature of 6°C (42.8°F).

Humidity

In Sankt Stefan ob Leoben, Austria, the average relative humidity in September is 84%.

Rainfall

In Sankt Stefan ob Leoben, in September, during 16.5 rainfall days, 66mm (2.6") of precipitation is typically accumulated. Throughout the year, there are 184.2 rainfall days, and 754mm (29.69") of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Sankt Stefan ob Leoben, the average length of the day in September is 12h and 34min.
On the first day of the month, sunrise is at 06:19 and sunset at 19:40. On the last day of September, sunrise is at 06:58 and sunset at 18:41 CEST.

Sunshine

In Sankt Stefan ob Leoben, the average sunshine in September is 8.4h.

UV index

In Sankt Stefan ob Leoben, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jan 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Sankt Stefan ob Leoben?
An average high-temperature, in September, in Sankt Stefan ob Leoben, is 16.1°C (61°F) and the average low-temperature is 6°C (42.8°F).
What is the average humidity in September in Sankt Stefan ob Leoben?
In September, the average relative humidity in Sankt Stefan ob Leoben is 84%.
How many days does it rain in September in Sankt Stefan ob Leoben?
In September, in Sankt Stefan ob Leoben, the rain falls for 16.5 days. Throughout September, 66mm (2.6") of precipitation is accumulated.
When it does not snow in Sankt Stefan ob Leoben?
June through September are months without snowfall in Sankt Stefan ob Leoben.
Does it snow in Sankt Stefan ob Leoben in September?
In Sankt Stefan ob Leoben, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Sankt Stefan ob Leoben?
The average day length in September is 12h and 34min.
What time are sunrise and sunset in September in Sankt Stefan ob Leoben?
On the first day of September, sunrise is at 06:19 and sunset at 19:40. On the last day of the month, sunrise is at 06:58 and sunset at 18:41 CEST.
How many hours of sunshine does Sankt Stefan ob Leoben have in September?
In September, the average sunshine duration is 8.4h.
How high is the UV index in September in Sankt Stefan ob Leoben?
In Sankt Stefan ob Leoben, Austria, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJASeptemberOND
Aug
September
Oct
Average high temperature
21°C
16.1°C
11.2°C
Average low temperature
9.2°C
6°C
2.4°C
Average pressure
1017.1mbar
1018.4mbar
1019.1mbar
Average wind speed
5.3km/h
5.7km/h
6.2km/h
Average max. wind speed
5.8km/h
5.9km/h
6.6km/h
Average wind speed gusts
8.7km/h
9.2km/h
10.2km/h
Average humidity
80%
84%
85%
Average rainfall
103mm
66mm
43mm
Average rainfall days
20
16.5
11.4
Average snowfall
0mm
0mm
10mm
Average snowfall days
0
0
1.5
Average daylight
14h 1min
12h 4min
10h 5min
Average sunshine
10h 1min
8h 2min
5h 5min
Average sunshine days
9.2
11
16
Average UV index
4
3
2
Average cloud cover
40%
50%
48%
Average visibility
7km
7km
6km
Average temperature in September
Sankt Stefan ob Leoben, Austria
  • Average high temperature in September: 16.1°C

The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-0.3°C).

  • Average low temperature in September: 6°C

The month with the highest average low temperature is August (9.2°C).
The coldest months (with the lowest average low temperature) are January and February (-6.8°C).

Average pressure in September
Sankt Stefan ob Leoben, Austria
  • Average pressure in September: 1018.4mbar

The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is May (1015.4mbar).

Average wind speed in September
Sankt Stefan ob Leoben, Austria
  • Average wind speed in September: 5.7km/h

The windiest months (with the highest average wind speed) are February and March (7km/h).
The calmest month (with the lowest average wind speed) is August (5.3km/h).

Average humidity in September
Sankt Stefan ob Leoben, Austria
  • Average humidity in September: 84%

The month with the highest relative humidity is February (91%).
The months with the lowest relative humidity are April, June, July and August (80%).

Average rainfall in September
Sankt Stefan ob Leoben, Austria
  • Average rainfall in September: 66mm

The wettest months (with the highest rainfall) are June and July (110mm).
The driest months (with the least rainfall) are January and December (30mm).

Average rainfall days in September
Sankt Stefan ob Leoben, Austria
  • Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is July (23.2 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in September
Sankt Stefan ob Leoben, Austria
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (180mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Sankt Stefan ob Leoben, Austria
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Sankt Stefan ob Leoben, Austria
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in September
Sankt Stefan ob Leoben, Austria
  • Average sunshine days in September: 11 days

The month with the most sunshine days is October (16 days).
The month with the least sunshine days is July (5.7 days).

Average UV index in September
Sankt Stefan ob Leoben, Austria
  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and November (UV index 1).

Average cloud cover in September
Sankt Stefan ob Leoben, Austria
  • Average cloud cover in September: 50

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 40).

Average visibility in September
Sankt Stefan ob Leoben, Austria
  • Average visibility in September: 7km

The months with the highest visibility are April, June and July (8km).
The month with the lowest visibility is February (5km).

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