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 onset of September, Cusy's climate undergoes a slight change as the average high-temperature moves from a warm 23.6°C (74.5°F) in August to an enjoyable 19°C (66.2°F). Cusy's temperature in September lowers to a consistent average of 7.8°C (46°F) during the nights.Humidity
The average relative humidity in September is 79%.Rainfall
September is the month with the least rainfall in Cusy, France. Rain falls for 14.8 days and accumulates 47mm (1.85") of precipitation.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. In Cusy, during the entire year, snow falls for 29.1 days and aggregates up to 619mm (24.37") of snow.Daylight
The average length of the day in September in Cusy, France, is 12h and 32min.On the first day of the month, sunrise is at 06:57 and sunset at 20:13. On the last day of September, in Cusy, sunrise is at 07:33 and sunset at 19:17 CEST.
Sunshine
In September, the average sunshine in Cusy is 8.8h.UV index
In Cusy, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Cusy in September?
What is the average humidity in September in Cusy?
What is the driest month in Cusy?
How much does it rain in Cusy in September?
When does it start to snow in Cusy?
How many hours of daylight does Cusy have in September?
What time are sunrise and sunset in September in Cusy?
How many hours of sunshine does Cusy have in September?
How high is the UV index in September in Cusy?
Average temperature in September
Cusy, France
- Average high temperature in September: 19°C
The warmest month (with the highest average high temperature) is August (23.6°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in September: 7.8°C
The month with the highest average low temperature is August (11°C).
The coldest month (with the lowest average low temperature) is February (-4°C).
Average pressure in September
Cusy, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
Cusy, France
- Average wind speed in September: 5.9km/h
The windiest months (with the highest average wind speed) are February and March (7.5km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).
Average humidity in September
Cusy, France
- Average humidity in September: 79%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Cusy, France
- Average rainfall in September: 47mm
The wettest month (with the highest rainfall) is December (119mm).
The driest month (with the least rainfall) is September (47mm).
Average rainfall days in September
Cusy, France
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is October (11.6 days).
Average snowfall in September
Cusy, France
- Average snowfall in September: 1mm
The month with the highest snowfall is December (171mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Cusy, France
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Cusy, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Cusy, France
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (7.6 days).
Average UV index in September
Cusy, France
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Cusy, France
- Average cloud cover in September: 32
The months with the most cloud cover are January and December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in September
Cusy, France
- Average visibility in September: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
