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
As August transitions into September, Bad Sassendorf sees a gentle drop in the average high-temperature, transitioning from a moderately hot 23°C (73.4°F) to a refreshing 18.5°C (65.3°F). Bad Sassendorf experiences a nighttime temperature average of 9.9°C (49.8°F) during September.Humidity
The average relative humidity in September is 79%.Rainfall
September is the month with the least rainfall. Rain falls for 13.3 days and accumulates 29mm (1.14") of precipitation.Snowfall
In Bad Sassendorf, snow does not fall in May through October.Daylight
In Bad Sassendorf, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:40 and sunset at 20:13. On the last day of September, sunrise is at 07:27 and sunset at 19:06 CEST.
Sunshine
In September, the average sunshine is 8.4h.UV index
In Bad Sassendorf, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 3 during September leads to these advisories:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September in Bad Sassendorf?
What is the driest month?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Bad Sassendorf have in September?
What is the UV index reading in September?
Average temperature in September
Bad Sassendorf, Germany
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is August (23°C).
The month with the lowest average high temperature is January (3.6°C).
- Average low temperature in September: 9.9°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is February (-0.8°C).
Average pressure in September
Bad Sassendorf, 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 (1013.2mbar).
Average wind speed in September
Bad Sassendorf, Germany
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is December (14.5km/h).
The calmest months (with the lowest average wind speed) are July and August (9.6km/h).
Average humidity in September
Bad Sassendorf, 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
Bad Sassendorf, Germany
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is December (52mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in September
Bad Sassendorf, Germany
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (11.7 days).
Average snowfall in September
Bad Sassendorf, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (59mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Bad Sassendorf, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Bad Sassendorf, 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 36min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Bad Sassendorf, Germany
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is June (9.7 days).
Average UV index in September
Bad Sassendorf, 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, March, November and December (UV index 2).
Average cloud cover in September
Bad Sassendorf, Germany
- Average cloud cover in September: 42
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Bad Sassendorf, Germany
- Average visibility in September: 8km
The months with the highest visibility are April and August (9km).
The months with the lowest visibility are January, February, March, May, June, July, September, October, November and December (8km).
