Longueuil September Weather Averages Quebec, Canada

September Weather Averages for Longueuil

High Temp	21°C	70°F
Low Temp	12°C	54°F
Avg Temp	17°C	62°F
Sunshine Hours	199 hours
Rainfall	118.41 mm	4.66 In
Rain days	7 days
Pressure	1017 mb	31 In

Longueuil September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	21°C / 70°F	12°C / 53°F	16°C / 61°F	214 hours	73.54 mm / 2.90 In	4 days	1019 mb / 31 In
2009	20°C / 68°F	10°C / 50°F	15°C / 59°F	241 hours	92.52 mm / 3.64 In	7 days	1018 mb / 31 In
2010	20°C / 68°F	12°C / 53°F	16°C / 61°F	154 hours	219.81 mm / 8.65 In	12 days	1012 mb / 30 In
2011	21°C / 70°F	13°C / 55°F	17°C / 62°F	219 hours	182.64 mm / 7.19 In	10 days	1016 mb / 30 In
2012	19°C / 67°F	11°C / 51°F	15°C / 59°F	205 hours	194.44 mm / 7.66 In	10 days	1015 mb / 30 In
2013	19°C / 67°F	11°C / 51°F	15°C / 58°F	222 hours	114.08 mm / 4.49 In	5 days	1015 mb / 30 In
2014	20°C / 68°F	11°C / 52°F	15°C / 60°F	179 hours	66.36 mm / 2.61 In	5 days	1017 mb / 31 In
2015	22°C / 72°F	14°C / 56°F	18°C / 64°F	168 hours	116.39 mm / 4.58 In	8 days	1018 mb / 31 In
2016	22°C / 71°F	12°C / 54°F	17°C / 63°F	270 hours	46.74 mm / 1.84 In	3 days	1019 mb / 31 In
2017	24°C / 75°F	15°C / 59°F	19°C / 66°F	279 hours	43.28 mm / 1.70 In	5 days	1017 mb / 31 In
2018	22°C / 72°F	14°C / 58°F	18°C / 65°F	197 hours	81.63 mm / 3.21 In	5 days	1021 mb / 31 In
2019	20°C / 68°F	13°C / 55°F	16°C / 61°F	197 hours	95.56 mm / 3.76 In	8 days	1018 mb / 31 In
2020	20°C / 68°F	12°C / 54°F	16°C / 61°F	164 hours	125.43 mm / 4.94 In	10 days	1018 mb / 31 In
2021	22°C / 71°F	14°C / 57°F	17°C / 63°F	143 hours	85.80 mm / 3.38 In	8 days	1015 mb / 30 In
2022	20°C / 68°F	12°C / 54°F	16°C / 60°F	137 hours	102.67 mm / 4.04 In	8 days	1015 mb / 30 In
2023	24°C / 75°F	12°C / 54°F	18°C / 64°F	222 hours	111.03 mm / 4.37 In	4 days	1018 mb / 31 In
2024	22°C / 72°F	13°C / 56°F	17°C / 63°F	189 hours	216.18 mm / 8.51 In	3 days	1019 mb / 31 In

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