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
In September, the meteorological conditions change slightly, with the average high-temperature moving from a warm 24.1°C (75.4°F) in August to an enjoyable 19.2°C (66.6°F). During September, the nighttime temperature averages of 9.8°C (49.6°F).Humidity
The average relative humidity in September is 77%.Rainfall
In Untererthal, in September, it is raining for 11.6 days, with typically 28mm (1.1") of accumulated precipitation. In Untererthal, during the entire year, the rain falls for 166.7 days and collects up to 488mm (19.21") of precipitation.Snowfall
In Untererthal, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 06:36 and sunset at 20:04. On the last day of the month, sunrise is at 07:19 and sunset at 19:00 CEST.
Sunshine
In September, the average sunshine is 8.6h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Put precautions into practice - Guidance to elude sunburn is provided. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Untererthal have in September?
What is the UV index intensity in September?
Average temperature in September
Untererthal, Germany
- Average high temperature in September: 19.2°C
The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in September: 9.8°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 (-2°C).
Average pressure in September
Untererthal, Germany
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is November (1014.9mbar).
Average wind speed in September
Untererthal, Germany
- Average wind speed in September: 9.2km/h
The windiest month (with the highest average wind speed) is February (13.4km/h).
The calmest month (with the lowest average wind speed) is August (8.9km/h).
Average humidity in September
Untererthal, Germany
- Average humidity in September: 77%
The months with the highest relative humidity are January and December (89%).
The months with the lowest relative humidity are April and August (72%).
Average rainfall in September
Untererthal, Germany
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is June (57mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Untererthal, Germany
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in September
Untererthal, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (81mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Untererthal, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.5 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
Untererthal, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in September
Untererthal, Germany
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is June (9.4 days).
Average UV index in September
Untererthal, 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 November (UV index 1).
Average cloud cover in September
Untererthal, Germany
- Average cloud cover in September: 39
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Untererthal, 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).
