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
The onset of September results in a small decrease in the average high-temperature, moderately receding from a pleasant 22.7°C (72.9°F) in August to an enjoyable 18.5°C (65.3°F). Billmerich observes an average low-temperature of 10.1°C (50.2°F) during September.Humidity
In September, the average relative humidity is 79%.Rainfall
April and September are months with the least rain when the rain falls for 13.2 days and typically aggregates up to 32mm (1.26") of rain.Snowfall
In Billmerich, snow does not fall in June through September.Daylight
In Billmerich, the average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 06:42 and sunset at 20:15. On the last day of the month, sunrise is at 07:29 and sunset at 19:09 CEST.
Sunshine
In Billmerich, Germany, the average sunshine in September is 8.3h.UV index
In Billmerich, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In September, an average UV index of 3 transforms into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Billmerich?
What is the average humidity in September in Billmerich?
What is the driest month in Billmerich?
How much does it rain in Billmerich in September?
When it does not snow in Billmerich?
Does it snow in Billmerich in September?
How many hours of daylight does Billmerich have in September?
When is the sunrise / sunset in September in Billmerich?
How many hours of sunshine does Billmerich have in September?
How high is the UV index in September in Billmerich?
Average temperature in September
Billmerich, Germany
- Average high temperature in September: 18.5°C
The warmest months (with the highest average high temperature) are July and August (22.7°C).
The month with the lowest average high temperature is January (3.5°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).
Average pressure in September
Billmerich, Germany
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.3mbar).
Average wind speed in September
Billmerich, Germany
- Average wind speed in September: 10km/h
The windiest month (with the highest average wind speed) is December (14.7km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in September
Billmerich, Germany
- Average humidity in September: 79%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Billmerich, Germany
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is December (76mm).
The driest months (with the least rainfall) are April and September (32mm).
Average rainfall days in September
Billmerich, Germany
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is September (13.2 days).
Average snowfall in September
Billmerich, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (116mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Billmerich, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Billmerich, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in September
Billmerich, Germany
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is December (6.6 days).
Average UV index in September
Billmerich, Germany
- 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, February, November and December (UV index 2).
Average cloud cover in September
Billmerich, Germany
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Billmerich, Germany
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January, February, March, September, October, November and December (8km).
