September weather forecastHollyburn, Canada
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Hollyburn, Canada, with an average temperature varying between 16.2°C (61.2°F) and 10°C (50°F).Temperature
During the shift to September, Hollyburn records a mild decrease in average high-temperature, moving from 19.8°C (67.6°F) in August to a still comfortable 16.2°C (61.2°F). In September, Hollyburn encounters an average low-temperature of 10°C (50°F) during the night.Humidity
The average relative humidity in September in Hollyburn is 80%.Rainfall
In Hollyburn, Canada, during September, the rain falls for 13.9 days and regularly aggregates up to 77mm (3.03") of precipitation. In Hollyburn, during the entire year, the rain falls for 190.2 days and collects up to 1486mm (58.5") of precipitation.Snowfall
May through October are months without snowfall in Hollyburn.Daylight
In September, the average length of the day is 12h and 35min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:54 pm. On the last day of September, in Hollyburn, sunrise is at 7:12 am and sunset at 6:52 pm PDT.
Sunshine
In Hollyburn, Canada, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Hollyburn, Canada
- Average high temperature in September: 16.2°C
The warmest month (with the highest average high temperature) is August (19.8°C).
The month with the lowest average high temperature is December (3.5°C).
- Average low temperature in September: 10°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is December (0°C).
Average pressure in September
Hollyburn, Canada
- Average pressure in September: 1016.1mbar
The month with the highest atmospheric pressure is January (1018.1mbar).
The month with the lowest atmospheric pressure is March (1015.6mbar).
Average wind speed in September
Hollyburn, Canada
- Average wind speed in September: 6.5km/h
The windiest month (with the highest average wind speed) is March (9.2km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).
Average humidity in September
Hollyburn, Canada
- Average humidity in September: 80%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is July (75%).
Average rainfall in September
Hollyburn, Canada
- Average rainfall in September: 77mm
The wettest month (with the highest rainfall) is January (247mm).
The driest month (with the least rainfall) is July (20mm).
Average rainfall days in September
Hollyburn, Canada
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is March (20.8 days).
The month with the least rainy days is August (7.9 days).
Average snowfall in September
Hollyburn, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is February (115mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Hollyburn, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Hollyburn, Canada
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 3h and 36min).
Average sunshine days in September
Hollyburn, Canada
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is August (22.2 days).
The month with the least sunshine days is March (7.9 days).
Average UV index in September
Hollyburn, 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 and February (UV index 1).
Average cloud cover in September
Hollyburn, Canada
- Average cloud cover in September: 38
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in September
Hollyburn, Canada
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, November and December (8km).
