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's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's enjoyable 18.5°C (65.3°F) to a moderate 14.2°C (57.6°F). Reichenau throughout September, records an average low-temperature of 3.8°C (38.8°F).Humidity
The average relative humidity in September in Reichenau, Switzerland, is 82%.Rainfall
In Reichenau, Switzerland, in September, it is raining for 12.1 days, with typically 27mm (1.06") of accumulated precipitation. In Reichenau, during the entire year, the rain falls for 142.4 days and collects up to 455mm (17.91") of precipitation.Snowfall
January through May, September through December are months with snowfall in Reichenau. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, in Reichenau, there are 75.1 snowfall days, and 712mm (28.03") of snow is accumulated.Daylight
In September, the average length of the day in Reichenau is 12h and 33min.On the first day of September in Reichenau, Switzerland, sunrise is at 06:42 and sunset at 20:01. On the last day of the month, sunrise is at 07:20 and sunset at 19:03 CEST.
Sunshine
In September, the average sunshine is 8.8h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 3 during September translates into these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What are September temperatures in Reichenau?
What is the average humidity in September in Reichenau?
How many days does it rain in September in Reichenau?
When does it start snowing in Reichenau?
What is the average length of the day in September in Reichenau?
When is the sunrise / sunset in September in Reichenau?
How many hours of sunshine does Reichenau have in September?
How high is the UV index in September in Reichenau?
Average temperature in September
Reichenau, Switzerland
- Average high temperature in September: 14.2°C
The warmest months (with the highest average high temperature) are July and August (18.5°C).
The month with the lowest average high temperature is January (-1.7°C).
- Average low temperature in September: 3.8°C
The month with the highest average low temperature is August (7°C).
The coldest month (with the lowest average low temperature) is February (-10.1°C).
Average pressure in September
Reichenau, Switzerland
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Reichenau, Switzerland
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is November (8km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).
Average humidity in September
Reichenau, Switzerland
- Average humidity in September: 82%
The month with the highest relative humidity is March (91%).
The months with the lowest relative humidity are July and August (80%).
Average rainfall in September
Reichenau, Switzerland
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is August (71mm).
The driest month (with the least rainfall) is February (22mm).
Average rainfall days in September
Reichenau, Switzerland
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in September
Reichenau, Switzerland
- Average snowfall in September: 3mm
The month with the highest snowfall is January (144mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Reichenau, Switzerland
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Reichenau, Switzerland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in September
Reichenau, Switzerland
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in September
Reichenau, Switzerland
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in September
Reichenau, Switzerland
- Average cloud cover in September: 41
The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Reichenau, Switzerland
- Average visibility in September: 7km
The months with the highest visibility are June, July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).
Reichenau, Switzerland
Weather forecast for your location
2. Allow the app to use your location
