Normal May Weather Averages Illinois, United States of America

May Weather Averages for Normal

High Temp	22°C	72°F
Low Temp	13°C	55°F
Avg Temp	17°C	63°F
Sunshine Hours	173 hours
Rainfall	150.43 mm	5.92 In
Rain days	10 days
Pressure	1014 mb	30 In

Normal May Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	19°C / 66°F	10°C / 50°F	14°C / 58°F	184 hours	169.70 mm / 6.68 In	10 days	1011 mb / 30 In
2009	21°C / 71°F	12°C / 53°F	16°C / 62°F	223 hours	140.88 mm / 5.55 In	9 days	1015 mb / 30 In
2010	22°C / 71°F	13°C / 55°F	17°C / 63°F	177 hours	151.54 mm / 5.97 In	14 days	1014 mb / 30 In
2011	21°C / 70°F	12°C / 53°F	16°C / 61°F	168 hours	151.26 mm / 5.96 In	14 days	1012 mb / 30 In
2012	25°C / 77°F	14°C / 58°F	20°C / 67°F	284 hours	108.00 mm / 4.25 In	5 days	1014 mb / 30 In
2013	22°C / 71°F	13°C / 55°F	17°C / 63°F	148 hours	236.32 mm / 9.30 In	14 days	1014 mb / 30 In
2014	22°C / 72°F	12°C / 54°F	17°C / 63°F	173 hours	141.41 mm / 5.57 In	11 days	1015 mb / 30 In
2015	23°C / 73°F	13°C / 56°F	18°C / 65°F	179 hours	164.61 mm / 6.48 In	14 days	1018 mb / 31 In
2016	21°C / 70°F	12°C / 53°F	16°C / 61°F	158 hours	154.60 mm / 6.09 In	6 days	1015 mb / 30 In
2017	20°C / 68°F	11°C / 52°F	15°C / 59°F	174 hours	145.49 mm / 5.73 In	9 days	1012 mb / 30 In
2018	27°C / 80°F	16°C / 61°F	21°C / 70°F	190 hours	110.69 mm / 4.36 In	10 days	1014 mb / 30 In
2019	22°C / 71°F	12°C / 54°F	17°C / 63°F	152 hours	243.01 mm / 9.57 In	16 days	1013 mb / 30 In
2020	19°C / 66°F	11°C / 52°F	15°C / 59°F	102 hours	161.88 mm / 6.37 In	11 days	1016 mb / 30 In
2021	20°C / 67°F	11°C / 52°F	15°C / 59°F	133 hours	190.99 mm / 7.52 In	11 days	1019 mb / 31 In
2022	23°C / 73°F	13°C / 56°F	18°C / 64°F	159 hours	137.00 mm / 5.39 In	12 days	1013 mb / 30 In
2023	23°C / 73°F	12°C / 54°F	17°C / 63°F	198 hours	47.95 mm / 1.89 In	3 days	1017 mb / 31 In
2024	22°C / 72°F	13°C / 56°F	18°C / 64°F	148 hours	121.30 mm / 4.78 In	6 days	1011 mb / 30 In

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