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
As Lumby enters September, the average high-temperature decreases from the a moderately hot 25°C (77°F) of August to an enjoyable 18.5°C (65.3°F). In stark contrast to the day's heat, the temperature in Lumby dips to an average of 4.6°C (40.3°F) during September nights.Humidity
The average relative humidity in September is 68%.Rainfall
In Lumby, in September, during 8.7 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, in Lumby, there are 86.6 rainfall days, and 246mm (9.69") of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows in Lumby. Throughout September, in the average 0.5 snowfall days, it receives 3mm (0.12") of snow. In Lumby, Canada, during the entire year, snow falls for 73.4 days and aggregates up to 742mm (29.21") of snow.Daylight
In Lumby, the average length of the day in September is 12h and 35min.On the first day of the month, sunrise is at 6:11 am and sunset at 7:39 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:35 pm PDT.
Sunshine
The average sunshine in September is 10.2h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Exercise prevention - Protecting skin and eyes from harm is required. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Lumby?
What is the average humidity in September in Lumby?
How much does it rain in Lumby in September?
When does it start snowing in Lumby?
What is the average length of the day in September in Lumby?
What time are sunrise and sunset in September in Lumby?
How many hours of sunshine does Lumby have in September?
What is the UV index intensity in September in Lumby?
Average temperature in September
Lumby, Canada
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is December (-3.4°C).
- Average low temperature in September: 4.6°C
The month with the highest average low temperature is August (8.4°C).
The coldest months (with the lowest average low temperature) are January and February (-10.3°C).
Average pressure in September
Lumby, Canada
- Average pressure in September: 1015.5mbar
The months with the highest atmospheric pressure are January and December (1021.6mbar).
The month with the lowest atmospheric pressure is June (1013.4mbar).
Average wind speed in September
Lumby, Canada
- Average wind speed in September: 5.2km/h
The windiest months (with the highest average wind speed) are April and November (6.1km/h).
The calmest month (with the lowest average wind speed) is August (4.9km/h).
Average humidity in September
Lumby, Canada
- Average humidity in September: 68%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (59%).
Average rainfall in September
Lumby, Canada
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is June (33mm).
The driest month (with the least rainfall) is August (12mm).
Average rainfall days in September
Lumby, Canada
- Average rainfall days in September: 8.7 days
The month with the highest number of rainy days is June (13.3 days).
The month with the least rainy days is December (3.3 days).
Average snowfall in September
Lumby, Canada
- Average snowfall in September: 3mm
The month with the highest snowfall is January (168mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Lumby, Canada
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is March (13.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Lumby, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).
Average sunshine days in September
Lumby, Canada
- Average sunshine days in September: 20.4 days
The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is March (13.6 days).
Average UV index in September
Lumby, 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, November and December (UV index 1).
Average cloud cover in September
Lumby, Canada
- Average cloud cover in September: 29
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Lumby, Canada
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (5km).
Lumby, Canada
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