Vernon Hills September Weather Averages Illinois, United States of America

September Weather Averages for Vernon Hills

High Temp	23°C	73°F
Low Temp	15°C	59°F
Avg Temp	19°C	66°F
Sunshine Hours	227 hours
Rainfall	80.81 mm	3.18 In
Rain days	6 days
Pressure	1017 mb	31 In

Vernon Hills September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	22°C / 72°F	15°C / 59°F	18°C / 65°F	215 hours	255.23 mm / 10.05 In	8 days	1018 mb / 31 In
2009	21°C / 70°F	15°C / 58°F	18°C / 64°F	245 hours	39.66 mm / 1.56 In	6 days	1019 mb / 31 In
2010	22°C / 71°F	14°C / 57°F	18°C / 64°F	234 hours	81.51 mm / 3.21 In	6 days	1015 mb / 30 In
2011	19°C / 67°F	13°C / 56°F	16°C / 61°F	189 hours	118.27 mm / 4.66 In	7 days	1015 mb / 30 In
2012	22°C / 71°F	13°C / 55°F	17°C / 63°F	271 hours	38.60 mm / 1.52 In	6 days	1016 mb / 30 In
2013	22°C / 72°F	15°C / 59°F	19°C / 65°F	256 hours	37.32 mm / 1.47 In	4 days	1016 mb / 30 In
2014	21°C / 71°F	13°C / 55°F	17°C / 62°F	232 hours	78.58 mm / 3.09 In	6 days	1018 mb / 31 In
2015	23°C / 74°F	16°C / 60°F	19°C / 67°F	218 hours	89.63 mm / 3.53 In	6 days	1018 mb / 31 In
2016	23°C / 74°F	17°C / 62°F	20°C / 67°F	211 hours	71.68 mm / 2.82 In	8 days	1017 mb / 31 In
2017	24°C / 76°F	16°C / 61°F	20°C / 68°F	310 hours	26.00 mm / 1.02 In	6 days	1017 mb / 31 In
2018	23°C / 74°F	16°C / 61°F	20°C / 67°F	215 hours	137.98 mm / 5.43 In	9 days	1019 mb / 31 In
2019	24°C / 74°F	17°C / 62°F	20°C / 68°F	178 hours	184.43 mm / 7.26 In	10 days	1016 mb / 30 In
2020	21°C / 70°F	14°C / 57°F	17°C / 63°F	225 hours	132.29 mm / 5.21 In	7 days	1017 mb / 31 In
2021	25°C / 78°F	16°C / 61°F	20°C / 69°F	246 hours	46.60 mm / 1.83 In	5 days	1014 mb / 30 In
2022	23°C / 74°F	15°C / 59°F	19°C / 66°F	208 hours	78.10 mm / 3.07 In	5 days	1017 mb / 31 In
2023	26°C / 79°F	14°C / 58°F	20°C / 67°F	175 hours	125.80 mm / 4.95 In	5 days	1017 mb / 31 In
2024	25°C / 77°F	15°C / 59°F	20°C / 67°F	226 hours	6.57 mm / 0.26 In	1 days	1017 mb / 31 In

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