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 signals a subtle shift in temperature, down from a warm 24.6°C (76.3°F) in August to a pleasant 20.6°C (69.1°F). In the month of September, an average of 11.3°C (52.3°F) marks the low-temperature.Humidity
The average relative humidity in September in Côte Saint-Luc is 77%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.3 days and typically collects 52mm (2.05") of precipitation.Snowfall
In Côte Saint-Luc, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 31min.On the first day of September in Côte Saint-Luc, sunrise is at 6:17 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:36 pm EDT.
Sunshine
The average sunshine in September in Côte Saint-Luc is 8.5h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Côte Saint-Luc in September?
What is the average humidity in September in Côte Saint-Luc?
What is the driest month in Côte Saint-Luc?
How much does it rain in Côte Saint-Luc in September?
When it does not snow in Côte Saint-Luc?
Does it snow in Côte Saint-Luc in September?
What is the average length of the day in September in Côte Saint-Luc?
What time are sunrise and sunset in September in Côte Saint-Luc?
How long on average sun shines in September in Côte Saint-Luc?
What is the UV index intensity in September in Côte Saint-Luc?
Average temperature in September
Côte Saint-Luc, Canada
- Average high temperature in September: 20.6°C
The warmest month (with the highest average high temperature) is July (25.3°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is July (16.1°C).
The coldest month (with the lowest average low temperature) is January (-13°C).
Average pressure in September
Côte Saint-Luc, Canada
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is November (1017.8mbar).
The month with the lowest atmospheric pressure is June (1012.4mbar).
Average wind speed in September
Côte Saint-Luc, Canada
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is February (14.6km/h).
The calmest months (with the lowest average wind speed) are July, August and September (11km/h).
Average humidity in September
Côte Saint-Luc, Canada
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (90%).
The months with the lowest relative humidity are April and May (74%).
Average rainfall in September
Côte Saint-Luc, Canada
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is May (80mm).
The driest month (with the least rainfall) is September (52mm).
Average rainfall days in September
Côte Saint-Luc, Canada
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5 days).
Average snowfall in September
Côte Saint-Luc, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (239mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Côte Saint-Luc, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Côte Saint-Luc, 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 3min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in September
Côte Saint-Luc, Canada
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is June (10.2 days).
Average UV index in September
Côte Saint-Luc, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Côte Saint-Luc, Canada
- Average cloud cover in September: 37
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in September
Côte Saint-Luc, Canada
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February, March and December (8km).
