Granite City August Weather Averages Illinois, United States of America

August Weather Averages for Granite City

High Temp	30°C	86°F
Low Temp	20°C	68°F
Avg Temp	25°C	77°F
Sunshine Hours	251 hours
Rainfall	124.55 mm	4.90 In
Rain days	8 days
Pressure	1015 mb	30 In

Granite City August Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	30°C / 86°F	19°C / 66°F	24°C / 76°F	313 hours	55.16 mm / 2.17 In	3 days	1014 mb / 30 In
2009	30°C / 85°F	19°C / 66°F	24°C / 75°F	308 hours	61.64 mm / 2.43 In	4 days	1016 mb / 30 In
2010	33°C / 92°F	21°C / 71°F	27°C / 81°F	323 hours	30.04 mm / 1.18 In	3 days	1014 mb / 30 In
2011	30°C / 86°F	21°C / 69°F	25°C / 78°F	276 hours	65.86 mm / 2.59 In	9 days	1012 mb / 30 In
2012	29°C / 85°F	19°C / 67°F	24°C / 76°F	246 hours	158.83 mm / 6.25 In	8 days	1014 mb / 30 In
2013	29°C / 85°F	19°C / 66°F	24°C / 75°F	265 hours	26.88 mm / 1.06 In	7 days	1016 mb / 30 In
2014	30°C / 86°F	20°C / 68°F	25°C / 77°F	238 hours	108.39 mm / 4.27 In	8 days	1014 mb / 30 In
2015	28°C / 83°F	19°C / 66°F	23°C / 74°F	298 hours	87.96 mm / 3.46 In	5 days	1015 mb / 30 In
2016	29°C / 84°F	21°C / 70°F	25°C / 77°F	181 hours	252.55 mm / 9.94 In	14 days	1016 mb / 30 In
2017	28°C / 82°F	19°C / 66°F	23°C / 74°F	260 hours	118.56 mm / 4.67 In	11 days	1016 mb / 30 In
2018	30°C / 85°F	21°C / 70°F	25°C / 77°F	262 hours	174.86 mm / 6.88 In	11 days	1015 mb / 30 In
2019	29°C / 84°F	20°C / 69°F	24°C / 76°F	262 hours	215.79 mm / 8.50 In	12 days	1014 mb / 30 In
2020	28°C / 82°F	20°C / 68°F	24°C / 75°F	189 hours	129.62 mm / 5.10 In	11 days	1014 mb / 30 In
2021	31°C / 88°F	22°C / 71°F	26°C / 79°F	216 hours	117.77 mm / 4.64 In	10 days	1015 mb / 30 In
2022	31°C / 88°F	21°C / 69°F	26°C / 78°F	236 hours	95.30 mm / 3.75 In	8 days	1015 mb / 30 In
2023	32°C / 90°F	20°C / 68°F	26°C / 78°F	201 hours	286.65 mm / 11.29 In	11 days	1013 mb / 30 In
2024	31°C / 88°F	20°C / 68°F	25°C / 77°F	259 hours	62.12 mm / 2.45 In	3 days	1016 mb / 30 In

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