Ann Arbor September Weather Averages Michigan, United States of America

September Weather Averages for Ann Arbor

High Temp	23°C	74°F
Low Temp	13°C	56°F
Avg Temp	18°C	64°F
Sunshine Hours	216 hours
Rainfall	72.67 mm	2.86 In
Rain days	7 days
Pressure	1017 mb	31 In

Ann Arbor September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	24°C / 74°F	13°C / 56°F	18°C / 64°F	235 hours	125.67 mm / 4.95 In	6 days	1019 mb / 31 In
2009	23°C / 73°F	13°C / 55°F	17°C / 63°F	224 hours	53.40 mm / 2.10 In	5 days	1018 mb / 31 In
2010	22°C / 71°F	12°C / 54°F	17°C / 62°F	224 hours	71.66 mm / 2.82 In	6 days	1014 mb / 30 In
2011	20°C / 69°F	12°C / 54°F	16°C / 61°F	144 hours	154.15 mm / 6.07 In	14 days	1015 mb / 30 In
2012	22°C / 71°F	12°C / 53°F	17°C / 62°F	207 hours	53.89 mm / 2.12 In	6 days	1016 mb / 30 In
2013	23°C / 73°F	12°C / 54°F	17°C / 63°F	246 hours	43.02 mm / 1.69 In	6 days	1016 mb / 30 In
2014	22°C / 71°F	12°C / 53°F	16°C / 62°F	228 hours	93.56 mm / 3.68 In	8 days	1018 mb / 31 In
2015	24°C / 76°F	15°C / 58°F	19°C / 66°F	199 hours	44.58 mm / 1.76 In	7 days	1018 mb / 31 In
2016	24°C / 75°F	15°C / 59°F	19°C / 67°F	243 hours	146.62 mm / 5.77 In	8 days	1018 mb / 31 In
2017	24°C / 75°F	14°C / 58°F	19°C / 66°F	262 hours	29.70 mm / 1.17 In	5 days	1018 mb / 31 In
2018	24°C / 75°F	16°C / 60°F	20°C / 67°F	232 hours	72.53 mm / 2.86 In	11 days	1019 mb / 31 In
2019	23°C / 74°F	15°C / 60°F	19°C / 67°F	183 hours	83.21 mm / 3.28 In	13 days	1017 mb / 31 In
2020	21°C / 71°F	12°C / 54°F	17°C / 62°F	206 hours	65.41 mm / 2.58 In	5 days	1018 mb / 31 In
2021	25°C / 76°F	14°C / 57°F	19°C / 66°F	254 hours	108.90 mm / 4.29 In	7 days	1015 mb / 30 In
2022	25°C / 76°F	14°C / 56°F	18°C / 65°F	224 hours	42.70 mm / 1.68 In	7 days	1017 mb / 31 In
2023	25°C / 76°F	13°C / 56°F	18°C / 65°F	158 hours	74.27 mm / 2.92 In	4 days	1018 mb / 31 In
2024	25°C / 76°F	14°C / 57°F	19°C / 65°F	215 hours	25.11 mm / 0.99 In	2 days	1018 mb / 31 In

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