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
A modest decline in the average high-temperature is seen during September, decreasing from a pleasant 21.8°C (71.2°F) in August to a refreshing 17.5°C (63.5°F). Throughout the nights in September, an average low-temperature of 10.6°C (51.1°F) is noted.Humidity
In September, the average relative humidity is 83%.Rainfall
The month with the least rainfall is September, when the rain falls for 15.5 days and typically collects 55mm (2.17") of precipitation.Snowfall
In Petit Étang, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 6:24 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:45 pm ADT.
Sunshine
The average sunshine in September is 7.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Around midday, solar radiation is most harmful; hence, exposure should be limited. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Petit Étang have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Petit Étang have in September?
What is the UV index reading in September?
Average temperature in September
Petit Étang, Canada
- Average high temperature in September: 17.5°C
The warmest month (with the highest average high temperature) is August (21.8°C).
The month with the lowest average high temperature is February (-2.8°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (-9.3°C).
Average pressure in September
Petit Étang, Canada
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is September (1016.2mbar).
The months with the lowest atmospheric pressure are January and February (1010.7mbar).
Average wind speed in September
Petit Étang, Canada
- Average wind speed in September: 14.1km/h
The windiest month (with the highest average wind speed) is January (18.1km/h).
The calmest month (with the lowest average wind speed) is July (12km/h).
Average humidity in September
Petit Étang, Canada
- Average humidity in September: 83%
The month with the highest relative humidity is February (91%).
The months with the lowest relative humidity are May and July (82%).
Average rainfall in September
Petit Étang, Canada
- Average rainfall in September: 55mm
The wettest month (with the highest rainfall) is November (106mm).
The driest month (with the least rainfall) is September (55mm).
Average rainfall days in September
Petit Étang, Canada
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is August (18.8 days).
The month with the least rainy days is February (9 days).
Average snowfall in September
Petit Étang, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is February (256mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Petit Étang, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Petit Étang, Canada
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is August (Average sunshine: 8h and 36min).
The months with the least sunshine are January, February and December (Average sunshine: 2h and 30min).
Average sunshine days in September
Petit Étang, Canada
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is September (11.5 days).
The month with the least sunshine days is December (4.4 days).
Average UV index in September
Petit Étang, Canada
- Average UV index in September: 4
The months with the highest UV index are 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
Petit Étang, Canada
- Average cloud cover in September: 46
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 44).
Average visibility in September
Petit Étang, Canada
- Average visibility in September: 9km
The months with the highest visibility are September and October (9km).
The months with the lowest visibility are January, February, March, April and December (7km).
