September weather forecastGreisdorf, Austria

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Greisdorf, Austria, with temperature in the range of an average low of 9.4°C (48.9°F) and an average high of 19.9°C (67.8°F).

Temperature

The onset of September entails a temperature shift, as the average high-temperature decreases from a warm 25.7°C (78.3°F) in August to an enjoyable 19.9°C (67.8°F). During the nights in September, an average low-temperature of 9.4°C (48.9°F) is observed in Greisdorf.

Humidity

In September, the average relative humidity in Greisdorf is 77%.

Rainfall

In Greisdorf, during September, the rain falls for 12.9 days and regularly aggregates up to 48mm (1.89") of precipitation. Throughout the year, in Greisdorf, there are 160.7 rainfall days, and 559mm (22.01") of precipitation is accumulated.

Snowfall

In Greisdorf, snow does not fall in May through September.

Daylight

In Greisdorf, the average length of the day in September is 12h and 34min.
On the first day of September, sunrise is at 06:19 and sunset at 19:38. On the last day of the month, sunrise is at 06:57 and sunset at 18:40 CEST.

Sunshine

In September, the average sunshine is 9.3h.

UV index

In September, the average daily maximum UV index in Greisdorf is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 4 in September transforms into this advice:
Take precautions - Protection against sun damage is advised. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

The average high-temperature and low-temperature in Greisdorf, Austria, during September are 19.9°C (67.8°F) and 9.4°C (48.9°F) respectively.

The average relative humidity in September in Greisdorf, Austria, is 77%.

In September, the rain falls for 12.9 days. Throughout September, 48mm (1.89") of precipitation is accumulated.

May through September are months without snowfall.

In Greisdorf, in September, it doesn't snow. In October, it regularly snows.

The average day length in September in Greisdorf, Austria, is 12h and 34min.

In September, on the first day of the month, sunrise is at 06:19 and sunset at 19:38. On the last day of the month, sunrise is at 06:57 and sunset at 18:40 CEST.

The average sunshine duration in September is 9.3h.

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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
Greisdorf, 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).