September weather forecastMarkdale, Canada
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Markdale, Canada, with an average temperature ranging between min 11.8°C (53.2°F) and max 20°C (68°F).Temperature
The arrival of September correlates with a minor temperature reduction, down from August's moderately hot 23°C (73.4°F) to an agreeable 20°C (68°F). During the month of September, the nighttime temperature in Markdale, Canada, falls to an average of 11.8°C (53.2°F).Humidity
With an average relative humidity of 78%, September is the least humid month.Rainfall
In Markdale, during September, the rain falls for 13.5 days and regularly aggregates up to 48mm (1.89") of precipitation. In Markdale, during the entire year, the rain falls for 142.6 days and collects up to 668mm (26.3") of precipitation.Snowfall
In Markdale, snow does not fall in June through September.Daylight
In Markdale, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:46 am and sunset at 7:58 pm. On the last day of September, in Markdale, sunrise is at 7:20 am and sunset at 7:04 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In Markdale, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 3 in September transforms into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Markdale, 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
Markdale, 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
Markdale, 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
Markdale, 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
Markdale, 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
Markdale, 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
Markdale, 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
Markdale, 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
Markdale, Canada
- Average daylight in September: 12h and 30min
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 18min
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
Markdale, 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
Markdale, 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
Markdale, 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
Markdale, 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).





