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
Transition from August to September is accompanied by a temperature drop, with average high-temperatures decreasing from a warm 24.5°C (76.1°F) to a comfortable 19.1°C (66.4°F). During September, Alsask's temperature averages to a chilly 9.7°C (49.5°F) at night.Humidity
The average relative humidity in September is 52%.Rainfall
In September, in Alsask, Canada, the rain falls for 8.5 days. Throughout September, 19mm (0.75") of precipitation is accumulated. In Alsask, during the entire year, the rain falls for 93.1 days and collects up to 284mm (11.18") of precipitation.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 5mm (0.2") of snow. In Alsask, during the entire year, snow falls for 66.7 days and aggregates up to 401mm (15.79") of snow.Daylight
In Alsask, the average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 6:34 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 6:59 pm CST.
Sunshine
In September, the average sunshine is 8.4h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When does it start snowing?
What is the average length of the day in September?
What time are sunrise and sunset in September in Alsask?
How many hours of sunshine does Alsask have in September?
How high is the UV index in September?
Average temperature in September
Alsask, Canada
- Average high temperature in September: 19.1°C
The warmest month (with the highest average high temperature) is July (24.8°C).
The month with the lowest average high temperature is February (-7.8°C).
- Average low temperature in September: 9.7°C
The month with the highest average low temperature is July (14.3°C).
The coldest month (with the lowest average low temperature) is February (-15.1°C).
Average pressure in September
Alsask, Canada
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is February (1021.2mbar).
The month with the lowest atmospheric pressure is June (1009.8mbar).
Average wind speed in September
Alsask, Canada
- Average wind speed in September: 15.4km/h
The windiest month (with the highest average wind speed) is April (17.6km/h).
The calmest month (with the lowest average wind speed) is August (14.7km/h).
Average humidity in September
Alsask, Canada
- Average humidity in September: 52%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
Alsask, Canada
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is June (66mm).
The driest month (with the least rainfall) is February (9mm).
Average rainfall days in September
Alsask, Canada
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in September
Alsask, Canada
- Average snowfall in September: 5mm
The month with the highest snowfall is April (68mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Alsask, Canada
- Average snowfall days in September: 0.5 days
The months with the highest number of snowfall days are January and December (11.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Alsask, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 13h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in September
Alsask, Canada
- Average sunshine days in September: 19.2 days
The month with the most sunshine days is December (19.4 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in September
Alsask, Canada
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in September
Alsask, Canada
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Alsask, Canada
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February and March (8km).
