Markham September Weather Averages Ontario, Canada

September Weather Averages for Markham

High Temp	22°C	71°F
Low Temp	13°C	56°F
Avg Temp	17°C	63°F
Sunshine Hours	213 hours
Rainfall	71.89 mm	2.83 In
Rain days	6 days
Pressure	1017 mb	31 In

Markham September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	21°C / 69°F	13°C / 55°F	17°C / 62°F	235 hours	106.65 mm / 4.20 In	8 days	1018 mb / 31 In
2009	21°C / 69°F	13°C / 55°F	16°C / 62°F	228 hours	47.56 mm / 1.87 In	4 days	1018 mb / 31 In
2010	19°C / 67°F	12°C / 54°F	16°C / 61°F	161 hours	88.64 mm / 3.49 In	8 days	1013 mb / 30 In
2011	20°C / 69°F	14°C / 56°F	17°C / 62°F	205 hours	106.63 mm / 4.20 In	8 days	1015 mb / 30 In
2012	20°C / 68°F	12°C / 54°F	16°C / 61°F	224 hours	120.56 mm / 4.75 In	6 days	1015 mb / 30 In
2013	20°C / 68°F	12°C / 53°F	16°C / 61°F	244 hours	73.99 mm / 2.91 In	6 days	1016 mb / 30 In
2014	20°C / 69°F	12°C / 54°F	16°C / 61°F	232 hours	93.81 mm / 3.69 In	7 days	1018 mb / 31 In
2015	22°C / 72°F	15°C / 59°F	18°C / 65°F	175 hours	64.97 mm / 2.56 In	7 days	1018 mb / 31 In
2016	24°C / 74°F	15°C / 58°F	19°C / 66°F	258 hours	47.97 mm / 1.89 In	6 days	1018 mb / 31 In
2017	23°C / 74°F	14°C / 58°F	18°C / 65°F	307 hours	34.66 mm / 1.36 In	5 days	1017 mb / 31 In
2018	23°C / 73°F	15°C / 59°F	19°C / 66°F	199 hours	81.22 mm / 3.20 In	9 days	1020 mb / 31 In
2019	21°C / 69°F	13°C / 56°F	17°C / 63°F	199 hours	68.37 mm / 2.69 In	7 days	1017 mb / 31 In
2020	20°C / 69°F	14°C / 56°F	17°C / 62°F	208 hours	63.85 mm / 2.51 In	7 days	1017 mb / 31 In
2021	22°C / 72°F	14°C / 56°F	18°C / 64°F	181 hours	91.94 mm / 3.62 In	6 days	1015 mb / 30 In
2022	22°C / 71°F	14°C / 57°F	17°C / 63°F	186 hours	56.29 mm / 2.22 In	6 days	1016 mb / 30 In
2023	24°C / 76°F	13°C / 56°F	18°C / 65°F	219 hours	13.78 mm / 0.54 In	1 days	1019 mb / 31 In
2024	22°C / 72°F	15°C / 58°F	18°C / 65°F	184 hours	96.01 mm / 3.78 In	2 days	1018 mb / 31 In

Ontario

Hotels Near Markham

Cities Near Markham

Quick and Easy Signup for Weather API

WeatherAPI.com makes it super easy to integrate our realtime, daily, hourly and 15 min interval weather forecast data, historical weather, marine weather, bulk request, air quality data, autocomplete, time zone, astronomy and sports data into your new or existing project.

Get Started