September weather forecastGrafenschachen, Austria

September

Weather in September

September, the first month of the autumn in Grafenschachen, is also an enjoyable month, with an average temperature fluctuating between 8.5°C (47.3°F) and 17.2°C (63°F).

Temperature

September's arrival coincides with a drop in the average high-temperature, decreasing from August's agreeable 22.3°C (72.1°F) to a comfortable 17.2°C (63°F). Grafenschachen throughout September, records an average low-temperature of 8.5°C (47.3°F).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Grafenschachen, during September, the rain falls for 16 days and regularly aggregates up to 67mm (2.64") of precipitation. Throughout the year, in Grafenschachen, Austria, there are 175.8 rainfall days, and 900mm (35.43") of precipitation is accumulated.

Snowfall

In Grafenschachen, Austria, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 34min.
On the first day of September in Grafenschachen, sunrise is at 06:15 and sunset at 19:35. On the last day of the month, sunrise is at 06:53 and sunset at 18:37 CEST.

Sunshine

In Grafenschachen, the average sunshine in September is 8.3h.

UV index

In Grafenschachen, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. Direct Sun exposure should be minimized especially during midday when radiation is most intense. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

The average high-temperature, in September, in Grafenschachen, is 17.2°C (63°F), while the average low-temperature is 8.5°C (47.3°F).

In September, the average relative humidity is 80%.

In Grafenschachen, in September, during 16 rainfall days, 67mm (2.64") of precipitation is typically accumulated.

In Grafenschachen, Austria, snow does not fall in June through September.

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

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

On the first day of September in Grafenschachen, Austria, sunrise is at 06:15 and sunset at 19:35. On the last day of the month, sunrise is at 06:53 and sunset at 18:37 CEST.

In September, the average sunshine duration in Grafenschachen, Austria, is 8.3h.

In Grafenschachen, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Grafenschachen, Austria

  • Average high temperature in September: 17.2°C

The warmest months (with the highest average high temperature) are July and August (22.3°C).
The month with the lowest average high temperature is January (0.4°C).

  • Average low temperature in September: 8.5°C

The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).

Average pressure in September
Grafenschachen, Austria

  • Average pressure in September: 1018.4mbar

The month with the highest atmospheric pressure is December (1020.6mbar).
The months with the lowest atmospheric pressure are May and June (1015.2mbar).

Average wind speed in September
Grafenschachen, Austria

  • Average wind speed in September: 8.1km/h

The windiest month (with the highest average wind speed) is March (10.1km/h).
The calmest month (with the lowest average wind speed) is August (7.6km/h).

Average humidity in September
Grafenschachen, Austria

  • Average humidity in September: 80%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (75%).

Average rainfall in September
Grafenschachen, Austria

  • Average rainfall in September: 67mm

The wettest month (with the highest rainfall) is July (138mm).
The driest month (with the least rainfall) is January (37mm).

Average rainfall days in September
Grafenschachen, Austria

  • Average rainfall days in September: 16 days

The month with the highest number of rainy days is May (24.3 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in September
Grafenschachen, Austria

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (288mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Grafenschachen, Austria

  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (17.7 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Grafenschachen, Austria

  • Average daylight in September: 12h and 36min

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 18min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in September
Grafenschachen, Austria

  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is May (4.8 days).

Average UV index in September
Grafenschachen, 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
Grafenschachen, Austria

  • Average cloud cover in September: 43

The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Grafenschachen, Austria

  • Average visibility in September: 9km

The months with the highest visibility are April, June, July, August and September (9km).
The months with the lowest visibility are January, February and November (7km).