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 involves a decrease in temperature, down from a moderately hot 24.6°C (76.3°F) in August to an enjoyable 19.5°C (67.1°F). Throughout September, Lonnerstadt registers a consistent average low-temperature of 10°C (50°F).Humidity
In September, the average relative humidity is 76%.Rainfall
In Lonnerstadt, in September, it is raining for 10.2 days, with typically 26mm (1.02") of accumulated precipitation. Throughout the year, there are 140.4 rainfall days, and 341mm (13.43") of precipitation is accumulated.Snowfall
In Lonnerstadt, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 36min.On the first day of September, sunrise is at 06:33 and sunset at 20:00. On the last day of the month, sunrise is at 07:16 and sunset at 18:57 CEST.
Sunshine
The average sunshine in September is 8.9h.UV index
In September, the average daily maximum UV index in Lonnerstadt is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, a regular UV index of 4 translates into these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What is the temperature in September in Lonnerstadt?
What is the average humidity in September in Lonnerstadt?
How much does it rain in Lonnerstadt in September?
When it does not snow in Lonnerstadt?
Does it snow in Lonnerstadt in September?
What is the average length of the day in September in Lonnerstadt?
When is the sunrise / sunset in September in Lonnerstadt?
How many hours of sunshine does Lonnerstadt have in September?
What is the UV index reading in September in Lonnerstadt?
Average temperature in September
Lonnerstadt, Germany
- Average high temperature in September: 19.5°C
The warmest months (with the highest average high temperature) are July and August (24.6°C).
The month with the lowest average high temperature is January (2.3°C).
- Average low temperature in September: 10°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in September
Lonnerstadt, Germany
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is November (1015.3mbar).
Average wind speed in September
Lonnerstadt, Germany
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in September
Lonnerstadt, Germany
- Average humidity in September: 76%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in September
Lonnerstadt, Germany
- Average rainfall in September: 26mm
The wettest months (with the highest rainfall) are June and August (41mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Lonnerstadt, Germany
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is July (15.4 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in September
Lonnerstadt, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (66mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Lonnerstadt, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lonnerstadt, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in September
Lonnerstadt, Germany
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in September
Lonnerstadt, Germany
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Lonnerstadt, Germany
- Average cloud cover in September: 37
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Lonnerstadt, Germany
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, February, October, November and December (8km).
Lonnerstadt, Germany
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