Markham May Weather Averages Ontario, Canada

May Weather Averages for Markham

High Temp	17°C	63°F
Low Temp	8°C	47°F
Avg Temp	13°C	55°F
Sunshine Hours	191 hours
Rainfall	79.07 mm	3.11 In
Rain days	9 days
Pressure	1015 mb	30 In

Markham May Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	15°C / 59°F	6°C / 43°F	11°C / 51°F	204 hours	85.54 mm / 3.37 In	9 days	1011 mb / 30 In
2009	16°C / 62°F	7°C / 44°F	12°C / 53°F	254 hours	80.74 mm / 3.18 In	8 days	1016 mb / 30 In
2010	19°C / 66°F	10°C / 49°F	14°C / 58°F	239 hours	87.75 mm / 3.45 In	8 days	1016 mb / 30 In
2011	16°C / 60°F	8°C / 46°F	12°C / 53°F	142 hours	103.82 mm / 4.09 In	11 days	1014 mb / 30 In
2012	19°C / 67°F	10°C / 50°F	15°C / 59°F	225 hours	56.18 mm / 2.21 In	8 days	1015 mb / 30 In
2013	18°C / 64°F	8°C / 47°F	13°C / 55°F	219 hours	73.26 mm / 2.88 In	8 days	1016 mb / 30 In
2014	16°C / 61°F	8°C / 46°F	12°C / 54°F	173 hours	100.48 mm / 3.96 In	10 days	1016 mb / 30 In
2015	19°C / 66°F	9°C / 48°F	14°C / 57°F	223 hours	71.52 mm / 2.82 In	6 days	1019 mb / 31 In
2016	17°C / 63°F	8°C / 47°F	13°C / 55°F	211 hours	36.27 mm / 1.43 In	10 days	1015 mb / 30 In
2017	14°C / 58°F	7°C / 45°F	11°C / 52°F	130 hours	166.80 mm / 6.57 In	13 days	1011 mb / 30 In
2018	20°C / 68°F	10°C / 50°F	15°C / 59°F	247 hours	55.82 mm / 2.20 In	8 days	1016 mb / 30 In
2019	15°C / 60°F	7°C / 44°F	11°C / 52°F	132 hours	94.56 mm / 3.72 In	13 days	1015 mb / 30 In
2020	15°C / 60°F	8°C / 46°F	11°C / 53°F	143 hours	88.31 mm / 3.48 In	8 days	1016 mb / 30 In
2021	16°C / 61°F	8°C / 47°F	12°C / 54°F	154 hours	52.08 mm / 2.05 In	6 days	1019 mb / 31 In
2022	19°C / 66°F	9°C / 49°F	14°C / 57°F	182 hours	70.20 mm / 2.76 In	8 days	1016 mb / 30 In
2023	18°C / 64°F	8°C / 46°F	13°C / 55°F	237 hours	52.60 mm / 2.07 In	6 days	1018 mb / 31 In
2024	18°C / 65°F	10°C / 51°F	14°C / 57°F	148 hours	74.68 mm / 2.94 In	6 days	1012 mb / 30 In

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