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
With the arrival of September, Owen Sound notices a mild change in the average high-temperature, sliding from August's warm 23°C (73.4°F) to an agreeable 20°C (68°F). September generally records an average low-temperature of 11.8°C (53.2°F).Humidity
With an average relative humidity of 78%, September is the least humid month in Owen Sound, Canada.Rainfall
In Owen Sound, during September, the rain falls for 13.5 days and regularly aggregates up to 48mm (1.89") of precipitation. In Owen Sound, during the entire year, the rain falls for 142.6 days and collects up to 668mm (26.3") of precipitation.Snowfall
June through September are months without snowfall in Owen Sound.Daylight
In Owen Sound, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:47 am and sunset at 7:59 pm. On the last day of September, sunrise is at 7:21 am and sunset at 7:05 pm EDT.
Sunshine
In Owen Sound, the average sunshine in September is 8.3h.UV index
In Owen Sound, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Owen Sound?
What is the least humid month in Owen Sound?
What is the average humidity in September in Owen Sound?
How much does it rain in Owen Sound in September?
When it does not snow in Owen Sound?
Does it snow in Owen Sound in September?
How many hours of daylight does Owen Sound have in September?
When are sunrise and sunset in September in Owen Sound?
How long on average sun shines in September in Owen Sound?
How high is the UV index in September in Owen Sound?
Average temperature in September
Owen Sound, Canada
- Average high temperature in September: 20°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (-3.8°C).
- Average low temperature in September: 11.8°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is February (-9.1°C).
Average pressure in September
Owen Sound, Canada
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is March (1018.5mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).
Average wind speed in September
Owen Sound, Canada
- Average wind speed in September: 13.6km/h
The windiest month (with the highest average wind speed) is January (20.3km/h).
The calmest month (with the lowest average wind speed) is July (11.7km/h).
Average humidity in September
Owen Sound, Canada
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is September (78%).
Average rainfall in September
Owen Sound, Canada
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is April (70mm).
The driest month (with the least rainfall) is July (38mm).
Average rainfall days in September
Owen Sound, Canada
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is October (17.3 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in September
Owen Sound, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (204mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Owen Sound, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Owen Sound, Canada
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).
Average sunshine days in September
Owen Sound, Canada
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is June (15.1 days).
The month with the least sunshine days is January (5.8 days).
Average UV index in September
Owen Sound, Canada
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Owen Sound, Canada
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Owen Sound, Canada
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February and December (8km).
Owen Sound, Canada
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