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
The arrival of September signals a shift in temperature, down from an agreeable 21.2°C (70.2°F) in August to a mild 15.4°C (59.7°F). An average nighttime temperature of 4.9°C (40.8°F) is witnessed throughout September.Humidity
In Sunset Prairie, Canada, the average relative humidity in September is 69%.Rainfall
In Sunset Prairie, Canada, in September, during 12.8 rainfall days, 26mm (1.02") of precipitation is typically accumulated. Throughout the year, there are 123 rainfall days, and 426mm (16.77") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in Sunset Prairie. September is the first month it typically snows. Throughout September, in the average 1.4 snowfall days, it receives 13mm (0.51") of snow. Throughout the year, there are 112.5 snowfall days, and 1271mm (50.04") of snow is accumulated.Daylight
In Sunset Prairie, the average length of the day in September is 12h and 43min.On the first day of September, sunrise is at 6:09 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:39 pm MST.
Sunshine
In Sunset Prairie, the average sunshine in September is 8h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 3 in September translates into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What are September temperatures in Sunset Prairie?
What is the average humidity in September in Sunset Prairie?
How many days does it rain in September in Sunset Prairie?
When does it start snowing in Sunset Prairie?
What is the average length of the day in September in Sunset Prairie?
When is the sunrise / sunset in September in Sunset Prairie?
How long on average sun shines in September in Sunset Prairie?
What is the UV index intensity in September in Sunset Prairie?
Average temperature in September
Sunset Prairie, Canada
- Average high temperature in September: 15.4°C
The warmest month (with the highest average high temperature) is July (22.1°C).
The month with the lowest average high temperature is December (-7.9°C).
- Average low temperature in September: 4.9°C
The month with the highest average low temperature is July (9.3°C).
The coldest months (with the lowest average low temperature) are February and December (-14.8°C).
Average pressure in September
Sunset Prairie, Canada
- Average pressure in September: 1013.1mbar
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
Sunset Prairie, Canada
- Average wind speed in September: 10.2km/h
The windiest months (with the highest average wind speed) are June and September (10.2km/h).
The calmest months (with the lowest average wind speed) are February, March and December (8.6km/h).
Average humidity in September
Sunset Prairie, Canada
- Average humidity in September: 69%
The month with the highest relative humidity is March (93%).
The month with the lowest relative humidity is May (61%).
Average rainfall in September
Sunset Prairie, Canada
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is July (62mm).
The driest month (with the least rainfall) is February (17mm).
Average rainfall days in September
Sunset Prairie, Canada
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in September
Sunset Prairie, Canada
- Average snowfall in September: 13mm
The month with the highest snowfall is November (234mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Sunset Prairie, Canada
- Average snowfall days in September: 1.4 days
The month with the highest number of snowfall days is March (19.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Sunset Prairie, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Sunset Prairie, Canada
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is August (16.3 days).
The month with the least sunshine days is April (6.9 days).
Average UV index in September
Sunset Prairie, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March and October (UV index 1).
Average cloud cover in September
Sunset Prairie, Canada
- Average cloud cover in September: 36
The month with the most cloud cover is March (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Sunset Prairie, Canada
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August and September (9km).
The months with the lowest visibility are January, February and March (5km).
Sunset Prairie, Canada
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