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, Diessenhofen sees a gentle drop in the average high-temperature, transitioning from a warm 23.3°C (73.9°F) to an enjoyable 18.6°C (65.5°F). An average low-temperature of 7.9°C (46.2°F) is observed during September nights.Humidity
The average relative humidity in September is 82%.Rainfall
In Diessenhofen, in September, it is raining for 13.7 days, with typically 31mm (1.22") of accumulated precipitation. Throughout the year, in Diessenhofen, there are 177.1 rainfall days, and 516mm (20.31") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Diessenhofen is 12h and 34min.On the first day of September in Diessenhofen, sunrise is at 06:44 and sunset at 20:05. On the last day of the month, sunrise is at 07:23 and sunset at 19:06 CEST.
Sunshine
In September, the average sunshine is 8.7h.UV index
In September, the average daily maximum UV index in Diessenhofen is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Diessenhofen in September?
What is the average humidity in September in Diessenhofen?
How many days does it rain in September in Diessenhofen?
When it does not snow in Diessenhofen?
Does it snow in Diessenhofen in September?
How many hours of daylight does Diessenhofen have in September?
When are sunrise and sunset in September in Diessenhofen?
How long on average sun shines in September in Diessenhofen?
How high is the UV index in September in Diessenhofen?
Average temperature in September
Diessenhofen, Switzerland
- Average high temperature in September: 18.6°C
The warmest month (with the highest average high temperature) is July (23.6°C).
The month with the lowest average high temperature is January (2.6°C).
- Average low temperature in September: 7.9°C
The month with the highest average low temperature is August (11.8°C).
The coldest month (with the lowest average low temperature) is January (-3.4°C).
Average pressure in September
Diessenhofen, Switzerland
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The months with the lowest atmospheric pressure are April and November (1015.7mbar).
Average wind speed in September
Diessenhofen, Switzerland
- Average wind speed in September: 6.8km/h
The windiest month (with the highest average wind speed) is March (9.4km/h).
The calmest month (with the lowest average wind speed) is August (6.4km/h).
Average humidity in September
Diessenhofen, Switzerland
- Average humidity in September: 82%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in September
Diessenhofen, Switzerland
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is August (71mm).
The driest month (with the least rainfall) is January (29mm).
Average rainfall days in September
Diessenhofen, Switzerland
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is May (21.8 days).
The month with the least rainy days is February (10.1 days).
Average snowfall in September
Diessenhofen, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is February (88mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Diessenhofen, Switzerland
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Diessenhofen, Switzerland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Diessenhofen, Switzerland
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (7.3 days).
Average UV index in September
Diessenhofen, Switzerland
- 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
Diessenhofen, Switzerland
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Diessenhofen, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July, August and September (8km).
The months with the lowest visibility are January, February, October, November and December (7km).
