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
In September, the average high-temperature marginally drops from a moderately hot 23.5°C (74.3°F) in August to a refreshing 19.6°C (67.3°F). Throughout September, the average low-temperature in Mirabel dips to a frosty 9.8°C (49.6°F).Humidity
In Mirabel, the average relative humidity in September is 80%.Rainfall
In Mirabel, in September, during 11.9 rainfall days, 52mm (2.05") of precipitation is typically accumulated. In Mirabel, during the entire year, the rain falls for 144.1 days and collects up to 758mm (29.84") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Mirabel is 12h and 31min.On the first day of September, sunrise is at 6:18 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:37 pm EDT.
Sunshine
In September, the average sunshine in Mirabel, Canada, is 8.7h.UV index
In September, the average daily maximum UV index in Mirabel is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 3 during September translates into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What is the usual temperature for Mirabel in September?
What is the average humidity in September in Mirabel?
How much does it rain in Mirabel in September?
When it does not snow in Mirabel?
Does it snow in Mirabel in September?
What is the average length of the day in September in Mirabel?
When is the sunrise / sunset in September in Mirabel?
How long on average sun shines in September in Mirabel?
How high is the UV index in September in Mirabel?
Average temperature in September
Mirabel, Canada
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (-6.5°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is July (14.8°C).
The coldest month (with the lowest average low temperature) is January (-14°C).
Average pressure in September
Mirabel, Canada
- Average pressure in September: 1017.1mbar
The months with the highest atmospheric pressure are March and November (1017.7mbar).
The month with the lowest atmospheric pressure is June (1012.4mbar).
Average wind speed in September
Mirabel, Canada
- Average wind speed in September: 10.6km/h
The windiest month (with the highest average wind speed) is April (14.2km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).
Average humidity in September
Mirabel, Canada
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (76%).
Average rainfall in September
Mirabel, Canada
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is May (78mm).
The driest months (with the least rainfall) are February and November (51mm).
Average rainfall days in September
Mirabel, Canada
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in September
Mirabel, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (247mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Mirabel, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mirabel, Canada
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in September
Mirabel, Canada
- Average sunshine days in September: 16 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Mirabel, Canada
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Mirabel, Canada
- Average cloud cover in September: 36
The months with the most cloud cover are January and February (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in September
Mirabel, Canada
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, September, October and November (9km).
The month with the lowest visibility is January (7km).
Mirabel, Canada
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