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
Weather in September
Temperature
September brings a decrease in the average high-temperature, falling from August's warm 23.3°C (73.9°F) to a comfortable 18.3°C (64.9°F). Throughout September nights, Altenmarkt an der Alz experiences a consistent temperature average of 8.9°C (48°F).Humidity
The average relative humidity in September is 84%.Rainfall
In Altenmarkt an der Alz, in September, during 13.2 rainfall days, 49mm (1.93") of precipitation is typically accumulated. In Altenmarkt an der Alz, during the entire year, the rain falls for 179 days and collects up to 732mm (28.82") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Altenmarkt an der Alz, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:28 and sunset at 19:50. On the last day of September, sunrise is at 07:08 and sunset at 18:51 CEST.
Sunshine
In September, the average sunshine is 8.3h.UV index
The average daily maximum UV index in September in Altenmarkt an der Alz is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the usual temperature for Altenmarkt an der Alz in September?
What is the average humidity in September in Altenmarkt an der Alz?
How many days does it rain in September in Altenmarkt an der Alz?
When it does not snow in Altenmarkt an der Alz?
Does it snow in Altenmarkt an der Alz in September?
What is the average length of the day in September in Altenmarkt an der Alz?
What time are sunrise and sunset in September in Altenmarkt an der Alz?
How long on average sun shines in September in Altenmarkt an der Alz?
What is the UV index reading in September in Altenmarkt an der Alz?
Average temperature in September
Altenmarkt an der Alz, Germany
- Average high temperature in September: 18.3°C
The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (1.8°C).
- Average low temperature in September: 8.9°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in September
Altenmarkt an der Alz, Germany
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Altenmarkt an der Alz, Germany
- Average wind speed in September: 8km/h
The windiest month (with the highest average wind speed) is March (12.1km/h).
The calmest month (with the lowest average wind speed) is August (7.7km/h).
Average humidity in September
Altenmarkt an der Alz, Germany
- Average humidity in September: 84%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Altenmarkt an der Alz, Germany
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is June (88mm).
The driest month (with the least rainfall) is November (31mm).
Average rainfall days in September
Altenmarkt an der Alz, Germany
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (21.4 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in September
Altenmarkt an der Alz, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (210mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Altenmarkt an der Alz, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Altenmarkt an der Alz, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in September
Altenmarkt an der Alz, Germany
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is May (7.7 days).
Average UV index in September
Altenmarkt an der Alz, Germany
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Altenmarkt an der Alz, Germany
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Altenmarkt an der Alz, Germany
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The month with the lowest visibility is January (7km).
Altenmarkt an der Alz, Germany
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