Dunnville September Weather Averages Ontario, Canada

September Weather Averages for Dunnville

High Temp	22°C	72°F
Low Temp	15°C	59°F
Avg Temp	18°C	65°F
Sunshine Hours	205 hours
Rainfall	81.88 mm	3.22 In
Rain days	7 days
Pressure	1017 mb	31 In

Dunnville September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	22°C / 71°F	14°C / 58°F	18°C / 64°F	222 hours	127.52 mm / 5.02 In	8 days	1019 mb / 31 In
2009	21°C / 70°F	14°C / 57°F	17°C / 63°F	181 hours	49.78 mm / 1.96 In	9 days	1018 mb / 31 In
2010	21°C / 69°F	14°C / 58°F	17°C / 63°F	164 hours	108.05 mm / 4.25 In	7 days	1013 mb / 30 In
2011	21°C / 70°F	15°C / 59°F	18°C / 65°F	195 hours	133.05 mm / 5.24 In	13 days	1015 mb / 30 In
2012	21°C / 70°F	14°C / 58°F	18°C / 64°F	219 hours	101.85 mm / 4.01 In	9 days	1015 mb / 30 In
2013	20°C / 68°F	14°C / 56°F	17°C / 62°F	239 hours	93.33 mm / 3.67 In	4 days	1016 mb / 30 In
2014	21°C / 70°F	14°C / 57°F	17°C / 63°F	233 hours	77.37 mm / 3.05 In	4 days	1018 mb / 31 In
2015	23°C / 73°F	16°C / 61°F	19°C / 66°F	188 hours	104.28 mm / 4.11 In	7 days	1018 mb / 31 In
2016	24°C / 75°F	16°C / 61°F	19°C / 67°F	259 hours	68.87 mm / 2.71 In	6 days	1019 mb / 31 In
2017	23°C / 73°F	15°C / 60°F	19°C / 66°F	285 hours	59.11 mm / 2.33 In	6 days	1018 mb / 31 In
2018	23°C / 74°F	17°C / 62°F	20°C / 68°F	188 hours	122.73 mm / 4.83 In	5 days	1020 mb / 31 In
2019	22°C / 72°F	15°C / 59°F	19°C / 66°F	187 hours	84.30 mm / 3.32 In	10 days	1018 mb / 31 In
2020	21°C / 69°F	14°C / 58°F	17°C / 63°F	191 hours	54.64 mm / 2.15 In	5 days	1018 mb / 31 In
2021	23°C / 73°F	15°C / 60°F	19°C / 66°F	174 hours	131.60 mm / 5.18 In	11 days	1015 mb / 30 In
2022	22°C / 71°F	15°C / 59°F	18°C / 64°F	188 hours	76.70 mm / 3.02 In	8 days	1016 mb / 30 In
2023	24°C / 75°F	14°C / 57°F	18°C / 65°F	198 hours	25.13 mm / 0.99 In	1 days	1019 mb / 31 In
2024	23°C / 74°F	16°C / 60°F	19°C / 66°F	194 hours	19.24 mm / 0.76 In	1 days	1018 mb / 31 In

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