Bethalto September Weather Averages Illinois, United States of America

September Weather Averages for Bethalto

High Temp	27°C	80°F
Low Temp	16°C	61°F
Avg Temp	21°C	70°F
Sunshine Hours	240 hours
Rainfall	93.32 mm	3.67 In
Rain days	6 days
Pressure	1016 mb	30 In

Bethalto September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	25°C / 78°F	16°C / 60°F	20°C / 68°F	231 hours	248.87 mm / 9.80 In	9 days	1018 mb / 31 In
2009	26°C / 78°F	15°C / 59°F	20°C / 68°F	249 hours	91.13 mm / 3.59 In	7 days	1017 mb / 31 In
2010	26°C / 78°F	16°C / 60°F	20°C / 69°F	261 hours	145.52 mm / 5.73 In	6 days	1015 mb / 30 In
2011	23°C / 73°F	13°C / 56°F	18°C / 64°F	225 hours	135.22 mm / 5.32 In	7 days	1016 mb / 30 In
2012	24°C / 75°F	15°C / 59°F	19°C / 66°F	216 hours	167.07 mm / 6.58 In	8 days	1016 mb / 30 In
2013	27°C / 81°F	16°C / 61°F	22°C / 71°F	280 hours	40.84 mm / 1.61 In	6 days	1015 mb / 30 In
2014	25°C / 77°F	14°C / 58°F	19°C / 67°F	220 hours	107.58 mm / 4.24 In	5 days	1018 mb / 31 In
2015	27°C / 81°F	17°C / 63°F	22°C / 71°F	209 hours	68.66 mm / 2.70 In	5 days	1017 mb / 31 In
2016	26°C / 79°F	17°C / 63°F	22°C / 71°F	253 hours	180.61 mm / 7.11 In	10 days	1017 mb / 31 In
2017	27°C / 81°F	17°C / 62°F	22°C / 71°F	274 hours	31.26 mm / 1.23 In	2 days	1017 mb / 31 In
2018	27°C / 80°F	18°C / 64°F	22°C / 72°F	227 hours	155.21 mm / 6.11 In	8 days	1018 mb / 31 In
2019	28°C / 83°F	19°C / 66°F	23°C / 74°F	256 hours	56.54 mm / 2.23 In	6 days	1017 mb / 30 In
2020	25°C / 77°F	16°C / 60°F	20°C / 68°F	224 hours	51.31 mm / 2.02 In	5 days	1017 mb / 31 In
2021	28°C / 83°F	18°C / 64°F	22°C / 72°F	242 hours	55.70 mm / 2.19 In	5 days	1015 mb / 30 In
2022	27°C / 81°F	16°C / 61°F	21°C / 70°F	250 hours	53.30 mm / 2.10 In	4 days	1017 mb / 31 In
2023	31°C / 88°F	15°C / 59°F	22°C / 72°F	243 hours	76.96 mm / 3.03 In	3 days	1016 mb / 30 In
2024	27°C / 81°F	16°C / 61°F	21°C / 71°F	208 hours	76.17 mm / 3.00 In	3 days	1016 mb / 30 In

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