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
Rottenburg an der Laaber in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 23.4°C (74.1°F) to a refreshing 18.5°C (65.3°F). During the nights in September, Rottenburg an der Laaber experiences a consistent average temperature of 9.2°C (48.6°F).Humidity
The average relative humidity in September in Rottenburg an der Laaber, Germany, is 83%.Rainfall
In Rottenburg an der Laaber, Germany, during September, the rain falls for 13.2 days and regularly aggregates up to 39mm (1.54") of precipitation. In Rottenburg an der Laaber, during the entire year, the rain falls for 173.2 days and collects up to 670mm (26.38") of precipitation.Snowfall
In Rottenburg an der Laaber, Germany, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 35min.On the first day of the month, sunrise is at 06:29 and sunset at 19:53. On the last day of September, sunrise is at 07:10 and sunset at 18:52 CEST.
Sunshine
In Rottenburg an der Laaber, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index in Rottenburg an der Laaber is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Rottenburg an der Laaber?
What is the average humidity in September in Rottenburg an der Laaber?
How many days does it rain in September in Rottenburg an der Laaber?
When it does not snow in Rottenburg an der Laaber?
Does it snow in Rottenburg an der Laaber in September?
What is the average length of the day in September in Rottenburg an der Laaber?
When is the sunrise / sunset in September in Rottenburg an der Laaber?
How long on average sun shines in September in Rottenburg an der Laaber?
How high is the UV index in September in Rottenburg an der Laaber?
Average temperature in September
Rottenburg an der Laaber, Germany
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (1.8°C).
- Average low temperature in September: 9.2°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in September
Rottenburg an der Laaber, Germany
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Rottenburg an der Laaber, Germany
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is March (13.3km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in September
Rottenburg an der Laaber, Germany
- Average humidity in September: 83%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Rottenburg an der Laaber, Germany
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is May (82mm).
The driest month (with the least rainfall) is November (34mm).
Average rainfall days in September
Rottenburg an der Laaber, Germany
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in September
Rottenburg an der Laaber, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (181mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Rottenburg an der Laaber, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rottenburg an der Laaber, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Rottenburg an der Laaber, Germany
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is May (8.3 days).
Average UV index in September
Rottenburg an der Laaber, 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
Rottenburg an der Laaber, Germany
- Average cloud cover in September: 40
The months with the most cloud cover are January and December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Rottenburg an der Laaber, 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).
