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
A modest decline in the average high-temperature is seen during September, decreasing from an agreeable 22.9°C (73.2°F) in August to a comfortable 18.2°C (64.8°F). Throughout September, the nighttime temperature averages to a frosty 7.8°C (46°F).Humidity
In September, the average relative humidity is 84%.Rainfall
In September, the rain falls for 15.7 days. Throughout September, 66mm (2.6") of precipitation is accumulated. Throughout the year, there are 175.7 rainfall days, and 938mm (36.93") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:38 and sunset at 20:00. On the last day of September, sunrise is at 07:18 and sunset at 19:00 CEST.
Sunshine
In Tannheim, Germany, the average sunshine in September is 8.2h.UV index
In Tannheim, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Tannheim?
What is the average humidity in September in Tannheim?
How many days does it rain in September in Tannheim?
When it does not snow in Tannheim?
Does it snow in Tannheim in September?
How many hours of daylight does Tannheim have in September?
When is the sunrise / sunset in September in Tannheim?
How long on average sun shines in September in Tannheim?
What is the UV index intensity in September in Tannheim?
Average temperature in September
Tannheim, Germany
- Average high temperature in September: 18.2°C
The warmest month (with the highest average high temperature) is July (23°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in September: 7.8°C
The month with the highest average low temperature is July (11.8°C).
The coldest month (with the lowest average low temperature) is February (-4°C).
Average pressure in September
Tannheim, Germany
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Tannheim, Germany
- Average wind speed in September: 8.8km/h
The windiest month (with the highest average wind speed) is March (12.3km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).
Average humidity in September
Tannheim, Germany
- Average humidity in September: 84%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (79%).
Average rainfall in September
Tannheim, Germany
- Average rainfall in September: 66mm
The wettest month (with the highest rainfall) is May (129mm).
The driest month (with the least rainfall) is February (44mm).
Average rainfall days in September
Tannheim, Germany
- Average rainfall days in September: 15.7 days
The month with the highest number of rainy days is May (24.5 days).
The month with the least rainy days is February (6 days).
Average snowfall in September
Tannheim, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (263mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Tannheim, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Tannheim, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in September
Tannheim, Germany
- Average sunshine days in September: 12 days
The months with the most sunshine days are October and November (15 days).
The month with the least sunshine days is May (5.1 days).
Average UV index in September
Tannheim, Germany
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Tannheim, Germany
- Average cloud cover in September: 45
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Tannheim, Germany
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July, August, September and November (8km).
The months with the lowest visibility are January, February, October and December (7km).
