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's arrival subtly correlates with a reduction in the average high-temperature, down from a pleasant 22.9°C (73.2°F) in August to an enjoyable 18°C (64.4°F). High River throughout September, records an average low-temperature of 6.5°C (43.7°F).Humidity
With an average relative humidity of 59%, September is the least humid month.Rainfall
In High River, during September, the rain falls for 7.8 days and regularly aggregates up to 16mm (0.63") of precipitation. Throughout the year, in High River, there are 94.1 rainfall days, and 288mm (11.34") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in High River, Canada. September is the first month it typically snows in High River. Throughout September, in the average 1.5 snowfall days, it receives 29mm (1.14") of snow. Throughout the year, there are 75.3 snowfall days, and 629mm (24.76") of snow is accumulated.Daylight
In High River, the average length of the day in September is 12h and 36min.On the first day of September, sunrise is at 6:51 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 7:14 pm MDT.
Sunshine
The average sunshine in September in High River is 8.8h.UV index
In High River, Canada, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A maximum UV index of 3 in September translates into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. When the Sun is at its strongest around midday, find shade and limit exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What are September temperatures in High River?
What is the least humid month in High River?
What is the average humidity in September in High River?
How many days does it rain in September in High River?
When does it start snowing in High River?
What is the average length of the day in September in High River?
When are sunrise and sunset in September in High River?
How many hours of sunshine does High River have in September?
How high is the UV index in September in High River?
Average temperature in September
High River, Canada
- Average high temperature in September: 18°C
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is December (-4.8°C).
- Average low temperature in September: 6.5°C
The month with the highest average low temperature is July (10°C).
The coldest month (with the lowest average low temperature) is December (-11.5°C).
Average pressure in September
High River, Canada
- Average pressure in September: 1013.8mbar
The month with the highest atmospheric pressure is February (1019.3mbar).
The month with the lowest atmospheric pressure is June (1010.8mbar).
Average wind speed in September
High River, Canada
- Average wind speed in September: 10.9km/h
The windiest month (with the highest average wind speed) is January (13.1km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in September
High River, Canada
- Average humidity in September: 59%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is September (59%).
Average rainfall in September
High River, Canada
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is June (65mm).
The driest month (with the least rainfall) is January (9mm).
Average rainfall days in September
High River, Canada
- Average rainfall days in September: 7.8 days
The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is November (2.5 days).
Average snowfall in September
High River, Canada
- Average snowfall in September: 29mm
The month with the highest snowfall is April (102mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
High River, Canada
- Average snowfall days in September: 1.5 days
The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
High River, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in September
High River, Canada
- Average sunshine days in September: 20.1 days
The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in September
High River, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
High River, Canada
- Average cloud cover in September: 30
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
High River, Canada
- Average visibility in September: 10km
The months with the highest visibility are June, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, July, October, November and December (9km).
High River, Canada
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