Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a comfortable 18.7°C (65.7°F) in August to a still refreshing 14°C (57.2°F). Tweng cools down to an average low-temperature of 4.1°C (39.4°F) throughout the month of September.Humidity
In Tweng, Austria, the average relative humidity in September is 85%.Rainfall
In Tweng, in September, during 12.1 rainfall days, 46mm (1.81") of precipitation is typically accumulated. In Tweng, Austria, during the entire year, the rain falls for 125.1 days and collects up to 592mm (23.31") of precipitation.Snowfall
Months with snowfall are January through December. In Tweng, in September, snow falls for 3.7 days, with typically accumulated 114mm (4.49") of snow. In Tweng, Austria, during the entire year, snow falls for 123.4 days and aggregates up to 2434mm (95.83") of snow.Daylight
In Tweng, the average length of the day in September is 12h and 34min.On the first day of September, sunrise is at 06:25 and sunset at 19:45. On the last day of the month, sunrise is at 07:03 and sunset at 18:47 CEST.
Sunshine
The average sunshine in September in Tweng is 8.3h.UV index
In Tweng, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 3 in September translates into these instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Tweng in September?
What is the average humidity in September in Tweng?
How many days does it rain in September in Tweng?
How many days does it snow in September in Tweng?
How many hours of daylight does Tweng have in September?
When are sunrise and sunset in September in Tweng?
How many hours of sunshine does Tweng have in September?
How high is the UV index in September in Tweng?
Average temperature in September
Tweng, Austria
- Average high temperature in September: 14°C
The warmest month (with the highest average high temperature) is August (18.7°C).
The month with the lowest average high temperature is January (-2.4°C).
- Average low temperature in September: 4.1°C
The months with the highest average low temperature are July and August (7.3°C).
The coldest months (with the lowest average low temperature) are January and February (-9.4°C).
Average pressure in September
Tweng, Austria
- Average pressure in September: 1018.5mbar
The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is May (1015.5mbar).
Average wind speed in September
Tweng, Austria
- Average wind speed in September: 5.7km/h
The windiest month (with the highest average wind speed) is February (7.8km/h).
The calmest month (with the lowest average wind speed) is August (5.3km/h).
Average humidity in September
Tweng, Austria
- Average humidity in September: 85%
The month with the highest relative humidity is February (93%).
The months with the lowest relative humidity are July and August (81%).
Average rainfall in September
Tweng, Austria
- Average rainfall in September: 46mm
The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the least rainfall) is April (34mm).
Average rainfall days in September
Tweng, Austria
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is July (20.3 days).
The months with the least rainy days are January and February (4.3 days).
Average snowfall in September
Tweng, Austria
- Average snowfall in September: 114mm
The month with the highest snowfall is December (363mm).
The month with the least snowfall is August (9mm).
Average snowfall days in September
Tweng, Austria
- Average snowfall days in September: 3.7 days
The month with the highest number of snowfall days is March (18.1 days).
The months with the least snowfall days are July and August (0.4 days).
Average daylight in September /
Average sunshine in September
Tweng, 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 36min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in September
Tweng, Austria
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is October (16 days).
The month with the least sunshine days is May (7.3 days).
Average UV index in September
Tweng, Austria
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in September
Tweng, Austria
- Average cloud cover in September: 51
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in September
Tweng, Austria
- Average visibility in September: 6km
The months with the highest visibility are April, June, July, August and December (7km).
The months with the lowest visibility are January and February (5km).
