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
September signals a slight drop in average high-temperature, sliding from August's agreeable 22.3°C (72.1°F) to a refreshing 18.3°C (64.9°F). Throughout September, the average low-temperature in Thetford Mines records at a frosty 8°C (46.4°F).Humidity
In September, the average relative humidity in Thetford Mines is 83%.Rainfall
In Thetford Mines, Canada, in September, during 14.1 rainfall days, 71mm (2.8") of precipitation is typically accumulated. Throughout the year, there are 154.4 rainfall days, and 932mm (36.69") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Thetford Mines, Canada.Daylight
In September, the average length of the day in Thetford Mines is 12h and 32min.On the first day of September in Thetford Mines, sunrise is at 6:06 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 6:26 pm EDT.
Sunshine
In September, the average sunshine in Thetford Mines is 7.5h.UV index
In Thetford Mines, Canada, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 3 in September translates into these instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What are September temperatures in Thetford Mines?
What is the average humidity in September in Thetford Mines?
How much does it rain in Thetford Mines in September?
When it does not snow in Thetford Mines?
Does it snow in Thetford Mines in September?
How many hours of daylight does Thetford Mines have in September?
When is the sunrise / sunset in September in Thetford Mines?
How many hours of sunshine does Thetford Mines have in September?
What is the UV index reading in September in Thetford Mines?
Average temperature in September
Thetford Mines, Canada
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is July (23.2°C).
The month with the lowest average high temperature is January (-7.1°C).
- Average low temperature in September: 8°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-15.2°C).
Average pressure in September
Thetford Mines, Canada
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is November (1017.3mbar).
The month with the lowest atmospheric pressure is June (1012.3mbar).
Average wind speed in September
Thetford Mines, Canada
- Average wind speed in September: 10.5km/h
The windiest month (with the highest average wind speed) is January (14km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in September
Thetford Mines, Canada
- Average humidity in September: 83%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (78%).
Average rainfall in September
Thetford Mines, Canada
- Average rainfall in September: 71mm
The wettest months (with the highest rainfall) are April and August (86mm).
The driest month (with the least rainfall) is February (64mm).
Average rainfall days in September
Thetford Mines, Canada
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is August (19.4 days).
The month with the least rainy days is January (4.1 days).
Average snowfall in September
Thetford Mines, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (402mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Thetford Mines, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (22 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Thetford Mines, 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 3min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 1h and 54min).
Average sunshine days in September
Thetford Mines, Canada
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is February (6.3 days).
Average UV index in September
Thetford Mines, 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, March and December (UV index 1).
Average cloud cover in September
Thetford Mines, Canada
- Average cloud cover in September: 45
The month with the most cloud cover is February (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
Thetford Mines, 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).
Thetford Mines, Canada
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