September weather forecast and climate
Amstetten, Austria

September, the first month of the autumn, in Amstetten, is still a comfortable month, with average temperature ranging between min 7.5°C (45.5°F) and max 18.2°C (64.8°F).

Temperature

In September, the average high-temperature decreases, from a moderately hot 23.7°C (74.7°F) in August, to an enjoyable 18.2°C (64.8°F). In September, in Amstetten, the average low-temperature is 7.5°C (45.5°F).

Humidity

In Amstetten, Austria, the average relative humidity is 80%.

Rainfall

In Amstetten, Austria, during September, the rain falls for 14.3 days and regularly aggregates up to 53mm (2.09") of precipitation. In Amstetten, during the entire year, the rain falls for 162.3 days and collects up to 747mm (29.41") of precipitation.

Snowfall

In Amstetten snow does not fall in June through September.

Daylight

The average length of the day in September is 12.6h.

Sunshine

In September, the average sunshine in Amstetten is 9h.

UV index

In September, the average daily maximum UV index in Amstetten is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in Amstetten?

In September, in Amstetten, the average high-temperature is 18.2°C (64.8°F), and the average low-temperature is 7.5°C (45.5°F).

What is the average humidity in September in Amstetten?

In Amstetten, Austria, the average relative humidity in September is 80%.

How many days does it rain in September in Amstetten?

In Amstetten, Austria, in September, it is raining for 14.3 days, with typically 53mm (2.09") of accumulated precipitation.

Does it snow in Amstetten in September?

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

When it does not snow in Amstetten?

June through September are months without snowfall in Amstetten, Austria.

What is the average length of the day in September in Amstetten?

In September, the average length of the day in Amstetten, Austria, is 12.6h.

How many hours of sunshine does Amstetten have in September?

In September, the average sunshine in Amstetten is 9h.

What is the UV index intensity in September in Amstetten?

In Amstetten, Austria, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in September - Amstetten, Austria
  • Average high temperature in September: 18.2°C

The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (0.6°C).

  • Average low temperature in September: 7.5°C

The month with the highest average low temperature is August (11.1°C).
The coldest month (with the lowest average low temperature) is January (-5.4°C).

Average pressure in September - Amstetten, Austria
  • Average pressure in September: 1018.5mbar

The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is May (1015.5mbar).

Average wind speed in September - Amstetten, Austria
  • Average wind speed in September: 6.2km/h

The windiest month (with the highest average wind speed) is March (8.1km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).

Average humidity in September - Amstetten, Austria
  • Average humidity in September: 80%

Months with the highest relative humidity are January and February (90%).
Months with the lowest relative humidity are July and August (75%).

Average rainfall in September - Amstetten, Austria
  • Average rainfall in September: 53mm

The wettest month (with the highest rainfall) is May (101mm).
The driest month (with the least rainfall) is April (34mm).

Average rainfall days in September - Amstetten, Austria
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (22.5 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in September - Amstetten, Austria
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (403mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September - Amstetten, Austria
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (15 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Amstetten, Austria
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.5h).

  • Average sunshine in September: 9h

The month with the most sunshine is August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4h).

Average sunshine days in September - Amstetten, Austria
  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (6.4 days).

Average UV index in September - Amstetten, Austria
  • Average UV index in September: 4

Months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in September - Amstetten, Austria
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September - Amstetten, Austria
  • Average visibility in September: 8km

Months with the highest visibility are July and August (9km).
Months with the lowest visibility are January and February (6km).