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 commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a pleasant 22°C (71.6°F) in August to a refreshing 18°C (64.4°F). Seiwerath throughout September, records an average low-temperature of 8.8°C (47.8°F).Humidity
The average relative humidity in September in Seiwerath is 81%.Rainfall
April and September are months with the least rain in Seiwerath when the rain falls for 13.4 days and typically aggregates up to 34mm (1.34") of rain.Snowfall
In Seiwerath, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 37min.On the first day of September in Seiwerath, sunrise is at 06:49 and sunset at 20:18. On the last day of the month, sunrise is at 07:33 and sunset at 19:14 CEST.
Sunshine
In Seiwerath, the average sunshine in September is 8.2h.UV index
In Seiwerath, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 3 in September translates into these instructions:
Heed the precautions - Suggestions to avoid sunburn are made. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Seiwerath in September?
What is the average humidity in September in Seiwerath?
What is the driest month in Seiwerath?
How many days does it rain in September in Seiwerath?
When it does not snow in Seiwerath?
Does it snow in Seiwerath in September?
How many hours of daylight does Seiwerath have in September?
When is the sunrise / sunset in September in Seiwerath?
How long on average sun shines in September in Seiwerath?
How high is the UV index in September in Seiwerath?
Average temperature in September
Seiwerath, Germany
- Average high temperature in September: 18°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (2.8°C).
- Average low temperature in September: 8.8°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-1.4°C).
Average pressure in September
Seiwerath, Germany
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).
Average wind speed in September
Seiwerath, Germany
- Average wind speed in September: 9.5km/h
The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in September
Seiwerath, Germany
- Average humidity in September: 81%
The months with the highest relative humidity are January, November and December (90%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Seiwerath, Germany
- Average rainfall in September: 34mm
The wettest months (with the highest rainfall) are May and June (65mm).
The driest months (with the least rainfall) are April and September (34mm).
Average rainfall days in September
Seiwerath, Germany
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in September
Seiwerath, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is February (142mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Seiwerath, Germany
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Seiwerath, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in September
Seiwerath, Germany
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is June (7.5 days).
Average UV index in September
Seiwerath, 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
Seiwerath, Germany
- Average cloud cover in September: 42
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Seiwerath, 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, October, November and December (7km).
