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
September's onset brings a reduction in the average high-temperature, from a pleasant 22.3°C (72.1°F) in August to a refreshing 17.3°C (63.1°F). An average minimum temperature of 7.1°C (44.8°F) marks the month of September.Humidity
The average relative humidity in September is 62%.Rainfall
In Frenchman Butte, during September, the rain falls for 8 days and regularly aggregates up to 16mm (0.63") of precipitation. In Frenchman Butte, during the entire year, the rain falls for 98 days and collects up to 307mm (12.09") 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 0.6 snowfall days, it receives 7mm (0.28") of snow. In Frenchman Butte, during the entire year, snow falls for 80.3 days and aggregates up to 529mm (20.83") of snow.Daylight
The average length of the day in September is 12h and 40min.On the first day of September in Frenchman Butte, sunrise is at 6:29 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 6:56 pm CST.
Sunshine
In September, the average sunshine is 9.1h.UV index
The average daily maximum UV index in September in Frenchman Butte is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Frenchman Butte in September?
What is the average humidity in September in Frenchman Butte?
How many days does it rain in September in Frenchman Butte?
When does it start snowing in Frenchman Butte?
How many hours of daylight does Frenchman Butte have in September?
When are sunrise and sunset in September in Frenchman Butte?
How many hours of sunshine does Frenchman Butte have in September?
How high is the UV index in September in Frenchman Butte?
Average temperature in September
Frenchman Butte, Canada
- Average high temperature in September: 17.3°C
The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is February (-9.3°C).
- Average low temperature in September: 7.1°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is February (-16.8°C).
Average pressure in September
Frenchman Butte, Canada
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is February (1021.3mbar).
The month with the lowest atmospheric pressure is June (1009.9mbar).
Average wind speed in September
Frenchman Butte, Canada
- Average wind speed in September: 13.2km/h
The windiest months (with the highest average wind speed) are January and April (14.9km/h).
The calmest month (with the lowest average wind speed) is August (12.1km/h).
Average humidity in September
Frenchman Butte, Canada
- Average humidity in September: 62%
The months with the highest relative humidity are January, February and March (92%).
The month with the lowest relative humidity is May (59%).
Average rainfall in September
Frenchman Butte, Canada
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is December (9mm).
Average rainfall days in September
Frenchman Butte, Canada
- Average rainfall days in September: 8 days
The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (2 days).
Average snowfall in September
Frenchman Butte, Canada
- Average snowfall in September: 7mm
The month with the highest snowfall is April (100mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Frenchman Butte, Canada
- Average snowfall days in September: 0.6 days
The month with the highest number of snowfall days is March (14.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Frenchman Butte, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days in September
Frenchman Butte, Canada
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is September (20.3 days).
The month with the least sunshine days is June (10.2 days).
Average UV index in September
Frenchman Butte, Canada
- 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 and October (UV index 1).
Average cloud cover in September
Frenchman Butte, Canada
- Average cloud cover in September: 32
The months with the most cloud cover are February and March (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Frenchman Butte, Canada
- Average visibility in September: 10km
The months with the highest visibility are May, August and September (10km).
The month with the lowest visibility is February (7km).
