Wheaton September Weather Averages Illinois, United States of America

September Weather Averages for Wheaton

High Temp	24°C	75°F
Low Temp	15°C	59°F
Avg Temp	19°C	67°F
Sunshine Hours	229 hours
Rainfall	85.77 mm	3.38 In
Rain days	6 days
Pressure	1017 mb	31 In

Wheaton September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	23°C / 74°F	15°C / 59°F	19°C / 66°F	215 hours	260.49 mm / 10.26 In	8 days	1018 mb / 31 In
2009	23°C / 73°F	14°C / 57°F	18°C / 65°F	237 hours	30.93 mm / 1.22 In	3 days	1018 mb / 31 In
2010	23°C / 73°F	14°C / 57°F	18°C / 65°F	225 hours	106.59 mm / 4.20 In	8 days	1015 mb / 30 In
2011	20°C / 68°F	13°C / 55°F	16°C / 61°F	182 hours	115.40 mm / 4.54 In	10 days	1015 mb / 30 In
2012	22°C / 72°F	13°C / 55°F	17°C / 63°F	249 hours	50.30 mm / 1.98 In	5 days	1016 mb / 30 In
2013	24°C / 75°F	14°C / 58°F	19°C / 66°F	249 hours	34.14 mm / 1.34 In	4 days	1016 mb / 30 In
2014	23°C / 73°F	12°C / 54°F	17°C / 63°F	247 hours	103.35 mm / 4.07 In	7 days	1018 mb / 31 In
2015	25°C / 77°F	16°C / 60°F	20°C / 68°F	213 hours	88.27 mm / 3.48 In	6 days	1018 mb / 31 In
2016	24°C / 76°F	16°C / 62°F	20°C / 68°F	210 hours	65.11 mm / 2.56 In	7 days	1017 mb / 31 In
2017	26°C / 79°F	16°C / 62°F	21°C / 70°F	307 hours	32.38 mm / 1.27 In	4 days	1017 mb / 31 In
2018	25°C / 77°F	17°C / 62°F	21°C / 69°F	212 hours	118.49 mm / 4.67 In	9 days	1019 mb / 31 In
2019	25°C / 77°F	18°C / 64°F	21°C / 70°F	184 hours	192.56 mm / 7.58 In	13 days	1016 mb / 30 In
2020	22°C / 72°F	14°C / 58°F	18°C / 65°F	232 hours	131.76 mm / 5.19 In	6 days	1018 mb / 31 In
2021	26°C / 79°F	16°C / 61°F	21°C / 69°F	266 hours	49.00 mm / 1.93 In	5 days	1015 mb / 30 In
2022	25°C / 76°F	15°C / 58°F	19°C / 66°F	226 hours	71.10 mm / 2.80 In	7 days	1017 mb / 31 In
2023	27°C / 80°F	15°C / 59°F	20°C / 68°F	186 hours	145.64 mm / 5.73 In	5 days	1017 mb / 31 In
2024	26°C / 79°F	16°C / 61°F	21°C / 69°F	246 hours	37.25 mm / 1.47 In	1 days	1017 mb / 31 In

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