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
The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's pleasant 21.9°C (71.4°F) to a comfortable 17.8°C (64°F). Saint-Donat-de-Montcalm experiences an average temperature drop to a chilly 7.7°C (45.9°F) during September nights.Humidity
In Saint-Donat-de-Montcalm, Canada, the average relative humidity in September is 82%.Rainfall
In Saint-Donat-de-Montcalm, during September, the rain falls for 13.7 days and regularly aggregates up to 62mm (2.44") of precipitation. In Saint-Donat-de-Montcalm, Canada, during the entire year, the rain falls for 150.8 days and collects up to 816mm (32.13") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Saint-Donat-de-Montcalm, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 6:18 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:38 pm EDT.
Sunshine
In Saint-Donat-de-Montcalm, the average sunshine in September is 7.8h.UV index
In Saint-Donat-de-Montcalm, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: An average UV index of 3 in September transforms into this advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Saint-Donat-de-Montcalm in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Saint-Donat-de-Montcalm?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Saint-Donat-de-Montcalm have in September?
How high is the UV index in September?
Average temperature in September
Saint-Donat-de-Montcalm, Canada
- Average high temperature in September: 17.8°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (-8°C).
- Average low temperature in September: 7.7°C
The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is January (-16.1°C).
Average pressure in September
Saint-Donat-de-Montcalm, Canada
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is March (1017.9mbar).
The month with the lowest atmospheric pressure is June (1012.2mbar).
Average wind speed in September
Saint-Donat-de-Montcalm, Canada
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is April (13km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).
Average humidity in September
Saint-Donat-de-Montcalm, Canada
- Average humidity in September: 82%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (73%).
Average rainfall in September
Saint-Donat-de-Montcalm, Canada
- Average rainfall in September: 62mm
The wettest month (with the highest rainfall) is April (83mm).
The driest months (with the least rainfall) are February and August (61mm).
Average rainfall days in September
Saint-Donat-de-Montcalm, Canada
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in September
Saint-Donat-de-Montcalm, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (400mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Saint-Donat-de-Montcalm, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (23.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Saint-Donat-de-Montcalm, Canada
- 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: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 1h and 54min).
Average sunshine days in September
Saint-Donat-de-Montcalm, Canada
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is September (13.9 days).
The month with the least sunshine days is February (5.6 days).
Average UV index in September
Saint-Donat-de-Montcalm, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Saint-Donat-de-Montcalm, Canada
- Average cloud cover in September: 45
The month with the most cloud cover is February (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Saint-Donat-de-Montcalm, Canada
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August, September, October and November (8km).
The months with the lowest visibility are January and February (6km).
