September weather forecastInvermere, Canada
September
Weather in September
September, the first month of the autumn in Invermere, is also a moderate month, with an average temperature ranging between max 13.5°C (56.3°F) and min 1.5°C (34.7°F).Temperature
The average high-temperature decreases in September, shifting from an agreeable 20°C (68°F) in August to a mild 13.5°C (56.3°F). During September nights, Invermere documents a marked contrast from daily highs, with an average temperature of 1.5°C (34.7°F).Humidity
In Invermere, Canada, the average relative humidity in September is 69%.Rainfall
In September, the rain falls for 14.7 days. Throughout September, 48mm (1.89") of precipitation is accumulated. Throughout the year, there are 130 rainfall days, and 602mm (23.7") of precipitation is accumulated.Snowfall
Months with snowfall are January through December. In Invermere, in September, during 8.2 snowfall days, 136mm (5.35") of snow is typically accumulated. Throughout the year, there are 160 snowfall days, and 2827mm (111.3") of snow is accumulated.Daylight
In Invermere, the average length of the day in September is 12h and 36min.On the first day of the month, sunrise is at 6:59 am and sunset at 8:27 pm. On the last day of September, sunrise is at 7:44 am and sunset at 7:23 pm MDT.
Sunshine
In September, the average sunshine in Invermere, Canada, is 8.8h.UV index
The average daily maximum UV index in September in Invermere is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The average daily UV index of 2 in September transforms into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Invermere, Canada
- Average high temperature in September: 13.5°C
The warmest month (with the highest average high temperature) is August (20°C).
The month with the lowest average high temperature is December (-7.1°C).
- Average low temperature in September: 1.5°C
The months with the highest average low temperature are July and August (5.3°C).
The coldest months (with the lowest average low temperature) are February and December (-13.9°C).
Average pressure in September
Invermere, Canada
- Average pressure in September: 1015.1mbar
The months with the highest atmospheric pressure are January and December (1020.9mbar).
The month with the lowest atmospheric pressure is June (1012.5mbar).
Average wind speed in September
Invermere, Canada
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is November (7.9km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in September
Invermere, Canada
- Average humidity in September: 69%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (59%).
Average rainfall in September
Invermere, Canada
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is June (84mm).
The driest month (with the least rainfall) is January (24mm).
Average rainfall days in September
Invermere, Canada
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is June (20.5 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Invermere, Canada
- Average snowfall in September: 136mm
The month with the highest snowfall is November (509mm).
The month with the least snowfall is August (15mm).
Average snowfall days in September
Invermere, Canada
- Average snowfall days in September: 8.2 days
The months with the highest number of snowfall days are March and April (22.8 days).
The month with the least snowfall days is August (0.9 days).
Average daylight in September /
Average sunshine in September
Invermere, Canada
- Average daylight in September: 12h and 36min
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 48min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in September
Invermere, Canada
- Average sunshine days in September: 11.6 days
The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is April (4.7 days).
Average UV index in September
Invermere, Canada
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Invermere, Canada
- Average cloud cover in September: 33
The months with the most cloud cover are February and March (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Invermere, Canada
- Average visibility in September: 9km
The months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (5km).





