September weather forecastGnas, Austria
September
Weather in September
September, the first month of the autumn in Gnas, is still a comfortable month, with an average temperature ranging between min 9.4°C (48.9°F) and max 19.9°C (67.8°F).Temperature
Setting in of September comes with a decrease in the average high-temperature, moving from a moderately hot 25.7°C (78.3°F) in August to a comfortable 19.9°C (67.8°F). During September, Gnas sees a mean low-temperature of 9.4°C (48.9°F).Humidity
In September, the average relative humidity is 77%.Rainfall
In Gnas, Austria, in September, it is raining for 12.9 days, with typically 48mm (1.89") of accumulated precipitation. In Gnas, during the entire year, the rain falls for 160.7 days and collects up to 559mm (22.01") of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day in Gnas, Austria, is 12h and 34min.On the first day of September in Gnas, sunrise is at 06:16 and sunset at 19:36. On the last day of the month, sunrise is at 06:54 and sunset at 18:38 CEST.
Sunshine
In Gnas, Austria, the average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gnas, Austria
- Average high temperature in September: 19.9°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (2.6°C).
- Average low temperature in September: 9.4°C
The month with the highest average low temperature is July (13.5°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in September
Gnas, Austria
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is May (1015.2mbar).
Average wind speed in September
Gnas, Austria
- Average wind speed in September: 5.7km/h
The windiest months (with the highest average wind speed) are April and May (7.1km/h).
The calmest month (with the lowest average wind speed) is November (5.3km/h).
Average humidity in September
Gnas, Austria
- Average humidity in September: 77%
The month with the highest relative humidity is November (84%).
The month with the lowest relative humidity is April (70%).
Average rainfall in September
Gnas, Austria
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is July (85mm).
The driest month (with the least rainfall) is January (18mm).
Average rainfall days in September
Gnas, Austria
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in September
Gnas, Austria
- Average snowfall in September: 0mm
The month with the highest snowfall is February (89mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Gnas, Austria
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gnas, 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: 9h and 18min
The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Gnas, Austria
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is May (6.7 days).
Average UV index in September
Gnas, Austria
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Gnas, Austria
- Average cloud cover in September: 37
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Gnas, Austria
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July, August and December (9km).
The months with the lowest visibility are January, February, September, October and November (8km).





