September weather forecastFriesach, Austria
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Friesach, Austria, with temperature in the range of an average low of 6.2°C (43.2°F) and an average high of 16.4°C (61.5°F).Temperature
The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a pleasant 21.3°C (70.3°F) to an enjoyable 16.4°C (61.5°F). Friesach's nighttime temperature in September falls to an average of 6.2°C (43.2°F).Humidity
The average relative humidity in September in Friesach is 83%.Rainfall
In September, in Friesach, the rain falls for 16.8 days. Throughout September, 88mm (3.46") of precipitation is accumulated. In Friesach, during the entire year, the rain falls for 189.9 days and collects up to 851mm (33.5") of precipitation.Snowfall
January through May, September through December are months with snowfall in Friesach. September is the first month it typically snows in Friesach, Austria. Throughout September, in the average 0.1 snowfall days, it receives 4mm (0.16") of snow. In Friesach, during the entire year, snow falls for 58.6 days and aggregates up to 894mm (35.2") of snow.Daylight
In Friesach, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:22 and sunset at 19:41. On the last day of September, sunrise is at 07:00 and sunset at 18:43 CEST.
Sunshine
The average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 3 in September leads to these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Friesach, Austria
- Average high temperature in September: 16.4°C
The warmest month (with the highest average high temperature) is July (21.7°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in September: 6.2°C
The month with the highest average low temperature is August (9.4°C).
The coldest months (with the lowest average low temperature) are January and February (-6.9°C).
Average pressure in September
Friesach, Austria
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is May (1015.3mbar).
Average wind speed in September
Friesach, Austria
- Average wind speed in September: 5.5km/h
The windiest months (with the highest average wind speed) are March and May (6.7km/h).
The calmest month (with the lowest average wind speed) is August (5.3km/h).
Average humidity in September
Friesach, Austria
- Average humidity in September: 83%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in September
Friesach, Austria
- Average rainfall in September: 88mm
The wettest month (with the highest rainfall) is August (114mm).
The driest month (with the least rainfall) is January (33mm).
Average rainfall days in September
Friesach, Austria
- Average rainfall days in September: 16.8 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is December (9.5 days).
Average snowfall in September
Friesach, Austria
- Average snowfall in September: 4mm
The month with the highest snowfall is February (265mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Friesach, Austria
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (15.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Friesach, Austria
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in September
Friesach, Austria
- Average sunshine days in September: 11.8 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (5.4 days).
Average UV index in September
Friesach, 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, February, March, October, November and December (UV index 2).
Average cloud cover in September
Friesach, Austria
- Average cloud cover in September: 47
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in September
Friesach, Austria
- Average visibility in September: 7km
The months with the highest visibility are April, May, June, July, August and December (8km).
The month with the lowest visibility is February (6km).





