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 advent of September brings a subtle shift in temperature, with the average high moving from a warm 23.4°C (74.1°F) in August to a refreshing 19.1°C (66.4°F). An average low-temperature of 9.2°C (48.6°F) is noted during the nights in September in Saint-Jean-de-Matha.Humidity
In September, the average relative humidity is 79%.Rainfall
September is the month with the least rainfall in Saint-Jean-de-Matha. Rain falls for 12.4 days and accumulates 52mm (2.05") of precipitation.Snowfall
June through September are months without snowfall in Saint-Jean-de-Matha.Daylight
In Saint-Jean-de-Matha, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 6:15 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:35 pm EDT.
Sunshine
In September, the average sunshine in Saint-Jean-de-Matha, Canada, is 8.5h.UV index
In Saint-Jean-de-Matha, Canada, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 3 in September translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Saint-Jean-de-Matha in September?
What is the average humidity in September in Saint-Jean-de-Matha?
What is the driest month in Saint-Jean-de-Matha?
How many days does it rain in September in Saint-Jean-de-Matha?
When it does not snow in Saint-Jean-de-Matha?
Does it snow in Saint-Jean-de-Matha in September?
How many hours of daylight does Saint-Jean-de-Matha have in September?
When is the sunrise / sunset in September in Saint-Jean-de-Matha?
How many hours of sunshine does Saint-Jean-de-Matha have in September?
What is the UV index intensity in September in Saint-Jean-de-Matha?
Average temperature in September
Saint-Jean-de-Matha, Canada
- Average high temperature in September: 19.1°C
The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (-7.3°C).
- Average low temperature in September: 9.2°C
The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-14.9°C).
Average pressure in September
Saint-Jean-de-Matha, Canada
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is March (1017.6mbar).
The month with the lowest atmospheric pressure is June (1012.2mbar).
Average wind speed in September
Saint-Jean-de-Matha, Canada
- Average wind speed in September: 10.2km/h
The windiest month (with the highest average wind speed) is April (12.9km/h).
The calmest months (with the lowest average wind speed) are July and August (10km/h).
Average humidity in September
Saint-Jean-de-Matha, Canada
- Average humidity in September: 79%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Saint-Jean-de-Matha, Canada
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is April (82mm).
The driest month (with the least rainfall) is September (52mm).
Average rainfall days in September
Saint-Jean-de-Matha, Canada
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in September
Saint-Jean-de-Matha, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is February (328mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Saint-Jean-de-Matha, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.6 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-Jean-de-Matha, 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: 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: 3h and 6min).
Average sunshine days in September
Saint-Jean-de-Matha, Canada
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is April (9.5 days).
Average UV index in September
Saint-Jean-de-Matha, 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, February, March, November and December (UV index 1).
Average cloud cover in September
Saint-Jean-de-Matha, Canada
- Average cloud cover in September: 37
The months with the most cloud cover are January and February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Saint-Jean-de-Matha, Canada
- Average visibility in September: 8km
The months with the highest visibility are May, June, July, August and October (9km).
The months with the lowest visibility are January, February and March (7km).
