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
With the arrival of September, Rüthi notices a mild change in the average high-temperature, sliding from August's agreeable 21.9°C (71.4°F) to a refreshing 17.5°C (63.5°F). September brings with it a nighttime average temperature of 6.8°C (44.2°F).Humidity
In Rüthi, the average relative humidity in September is 79%.Rainfall
In September, in Rüthi, the rain falls for 13.7 days. Throughout September, 54mm (2.13") of precipitation is accumulated. In Rüthi, Switzerland, during the entire year, the rain falls for 181.9 days and collects up to 949mm (37.36") of precipitation.Snowfall
In Rüthi, Switzerland, snow does not fall in June through September.Daylight
In Rüthi, the average length of the day in September is 12h and 34min.On the first day of September in Rüthi, sunrise is at 06:41 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 Rüthi, the average sunshine in September is 9.4h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 3 during September translates into these guidelines:
Be vigilant - Preventing sunburn is recommended. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Rüthi in September?
What is the average humidity in September in Rüthi?
How many days does it rain in September in Rüthi?
When it does not snow in Rüthi?
Does it snow in Rüthi in September?
How many hours of daylight does Rüthi have in September?
What time are sunrise and sunset in September in Rüthi?
How many hours of sunshine does Rüthi have in September?
What is the UV index reading in September in Rüthi?
Average temperature in September
Rüthi, Switzerland
- Average high temperature in September: 17.5°C
The warmest month (with the highest average high temperature) is August (21.9°C).
The month with the lowest average high temperature is January (1.8°C).
- Average low temperature in September: 6.8°C
The month with the highest average low temperature is July (10.1°C).
The coldest month (with the lowest average low temperature) is February (-6°C).
Average pressure in September
Rüthi, Switzerland
- Average pressure in September: 1018.5mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in September
Rüthi, Switzerland
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is December (7.9km/h).
The calmest months (with the lowest average wind speed) are August and September (6.4km/h).
Average humidity in September
Rüthi, Switzerland
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (76%).
Average rainfall in September
Rüthi, Switzerland
- Average rainfall in September: 54mm
The wettest month (with the highest rainfall) is August (116mm).
The driest month (with the least rainfall) is April (51mm).
Average rainfall days in September
Rüthi, Switzerland
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is February (10.4 days).
Average snowfall in September
Rüthi, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (214mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Rüthi, Switzerland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rüthi, 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 36min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Rüthi, Switzerland
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in September
Rüthi, Switzerland
- 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, March, November and December (UV index 2).
Average cloud cover in September
Rüthi, Switzerland
- Average cloud cover in September: 34
The months with the most cloud cover are January and February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Rüthi, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August and November (9km).
The month with the lowest visibility is January (7km).
