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
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a moderately hot 23.2°C (73.8°F) in August to an enjoyable 19.1°C (66.4°F). Throughout the month of September, the average temperature in Yamachiche dips to a chilly 9.5°C (49.1°F) at night.Humidity
In September, the average relative humidity in Yamachiche is 81%.Rainfall
September is the month with the least rainfall. Rain falls for 12.1 days and accumulates 50mm (1.97") of precipitation.Snowfall
In Yamachiche, snow does not fall in June through September.Daylight
The average length of the day in September in Yamachiche is 12h and 32min.On the first day of the month, sunrise is at 6:12 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:32 pm EDT.
Sunshine
In September, the average sunshine in Yamachiche is 8.3h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Exercise prevention - Protecting skin and eyes from harm is required. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the usual temperature for Yamachiche in September?
What is the average humidity in September in Yamachiche?
What is the driest month in Yamachiche?
How many days does it rain in September in Yamachiche?
When it does not snow in Yamachiche?
Does it snow in Yamachiche in September?
How many hours of daylight does Yamachiche have in September?
When is the sunrise / sunset in September in Yamachiche?
How many hours of sunshine does Yamachiche have in September?
What is the UV index intensity in September in Yamachiche?
Average temperature in September
Yamachiche, Canada
- Average high temperature in September: 19.1°C
The warmest month (with the highest average high temperature) is July (24.1°C).
The month with the lowest average high temperature is January (-7°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is July (14.2°C).
The coldest month (with the lowest average low temperature) is January (-14.6°C).
Average pressure in September
Yamachiche, Canada
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is March (1017.4mbar).
The month with the lowest atmospheric pressure is June (1012.1mbar).
Average wind speed in September
Yamachiche, Canada
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is April (13.6km/h).
The calmest months (with the lowest average wind speed) are July and August (10.1km/h).
Average humidity in September
Yamachiche, Canada
- Average humidity in September: 81%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (75%).
Average rainfall in September
Yamachiche, Canada
- Average rainfall in September: 50mm
The wettest month (with the highest rainfall) is August (80mm).
The driest month (with the least rainfall) is September (50mm).
Average rainfall days in September
Yamachiche, Canada
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is July (17.8 days).
The months with the least rainy days are January and February (5.4 days).
Average snowfall in September
Yamachiche, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is February (273mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Yamachiche, Canada
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Yamachiche, 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 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in September
Yamachiche, Canada
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is September (16.2 days).
The months with the least sunshine days are February and July (11 days).
Average UV index in September
Yamachiche, 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, March and December (UV index 1).
Average cloud cover in September
Yamachiche, Canada
- Average cloud cover in September: 39
The months with the most cloud cover are January and February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in September
Yamachiche, Canada
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, September, October and November (9km).
The months with the lowest visibility are January and February (7km).
Yamachiche, Canada
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