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.

Frequently asked questions

Markdale in September has an average high-temperature of 20°C (68°F) and an average low-temperature of 11.8°C (53.2°F).

The least humid month is September, with an average relative humidity of 78%.

In Markdale, Canada, the average relative humidity in September is 78%.

In Markdale, in September, it is raining for 13.5 days, with typically 48mm (1.89") of accumulated precipitation.

In Markdale, Canada, snow does not fall in June through September.

In Markdale, Canada, in September, it doesn't snow. In October, it regularly snows.

In Markdale, the average day length in September is 12h and 30min.

In September, on the first day of the month, sunrise is at 6:46 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:04 pm EDT.

In Markdale, Canada, the average sunshine duration in September is 8.3h.

In September, the average daily maximum UV index in Markdale is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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).