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
Stony Rapids's weather in September involves a decrease in the average high-temperature, moving down from August's comfortable 19.1°C (66.4°F) to a fresh 12.3°C (54.1°F). In Stony Rapids, the expected average low-temperature for September is a wintry 4.2°C (39.6°F).Humidity
The average relative humidity in September is 73%.Rainfall
In Stony Rapids, during September, the rain falls for 11.8 days and regularly aggregates up to 25mm (0.98") of precipitation. In Stony Rapids, during the entire year, the rain falls for 78.7 days and collects up to 256mm (10.08") of precipitation.Snowfall
January through June, September through December are months with snowfall. September is the first month it typically snows in Stony Rapids, Canada. Throughout September, in the average 2.1 snowfall days, it receives 12mm (0.47") of snow. In Stony Rapids, during the entire year, snow falls for 93.9 days and aggregates up to 575mm (22.64") of snow.Daylight
In Stony Rapids, the average length of the day in September is 12h and 49min.On the first day of September in Stony Rapids, sunrise is at 6:02 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:38 pm CST.
Sunshine
In September, the average sunshine is 6.6h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: An average maximum UV index of 2 in September leads to these recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the average September temperature in Stony Rapids?
What is the average humidity in September in Stony Rapids?
How much does it rain in Stony Rapids in September?
When does it start snowing in Stony Rapids?
What is the average length of the day in September in Stony Rapids?
When are sunrise and sunset in September in Stony Rapids?
How long on average sun shines in September in Stony Rapids?
What is the UV index intensity in September in Stony Rapids?
Average temperature in September
Stony Rapids, Canada
- Average high temperature in September: 12.3°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (-18.8°C).
- Average low temperature in September: 4.2°C
The month with the highest average low temperature is July (11.5°C).
The coldest month (with the lowest average low temperature) is February (-26.5°C).
Average pressure in September
Stony Rapids, Canada
- Average pressure in September: 1012mbar
The month with the highest atmospheric pressure is February (1020.8mbar).
The month with the lowest atmospheric pressure is July (1010.3mbar).
Average wind speed in September
Stony Rapids, Canada
- Average wind speed in September: 11.4km/h
The windiest month (with the highest average wind speed) is June (11.6km/h).
The calmest month (with the lowest average wind speed) is December (9km/h).
Average humidity in September
Stony Rapids, Canada
- Average humidity in September: 73%
The month with the highest relative humidity is January (97%).
The month with the lowest relative humidity is June (54%).
Average rainfall in September
Stony Rapids, Canada
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is August (46mm).
The driest month (with the least rainfall) is February (6mm).
Average rainfall days in September
Stony Rapids, Canada
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is August (15.3 days).
The month with the least rainy days is February (0.3 days).
Average snowfall in September
Stony Rapids, Canada
- Average snowfall in September: 12mm
The month with the highest snowfall is April (104mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Stony Rapids, Canada
- Average snowfall days in September: 2.1 days
The month with the highest number of snowfall days is March (15.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Stony Rapids, Canada
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 12min).
Average sunshine days in September
Stony Rapids, Canada
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is December (22 days).
The month with the least sunshine days is April (12.7 days).
Average UV index in September
Stony Rapids, Canada
- Average UV index in September: 2
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, October, November and December (UV index 1).
Average cloud cover in September
Stony Rapids, Canada
- Average cloud cover in September: 48
The month with the most cloud cover is February (Cloud cover 85).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in September
Stony Rapids, Canada
- Average visibility in September: 9km
The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February, March and December (4km).
Stony Rapids, Canada
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