Chatham May Weather Averages Illinois, United States of America

May Weather Averages for Chatham

High Temp	23°C	73°F
Low Temp	13°C	56°F
Avg Temp	18°C	64°F
Sunshine Hours	187 hours
Rainfall	129.53 mm	5.10 In
Rain days	10 days
Pressure	1014 mb	30 In

Chatham May Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	20°C / 68°F	11°C / 52°F	15°C / 60°F	184 hours	158.97 mm / 6.26 In	13 days	1011 mb / 30 In
2009	22°C / 72°F	13°C / 55°F	17°C / 63°F	236 hours	123.50 mm / 4.86 In	9 days	1015 mb / 30 In
2010	22°C / 72°F	13°C / 56°F	18°C / 64°F	215 hours	147.59 mm / 5.81 In	13 days	1014 mb / 30 In
2011	22°C / 71°F	12°C / 54°F	17°C / 63°F	200 hours	128.09 mm / 5.04 In	13 days	1012 mb / 30 In
2012	26°C / 78°F	15°C / 59°F	20°C / 69°F	312 hours	64.26 mm / 2.53 In	5 days	1014 mb / 30 In
2013	22°C / 72°F	13°C / 56°F	18°C / 64°F	157 hours	206.12 mm / 8.11 In	12 days	1014 mb / 30 In
2014	23°C / 73°F	13°C / 56°F	18°C / 64°F	146 hours	118.31 mm / 4.66 In	14 days	1015 mb / 30 In
2015	24°C / 75°F	14°C / 57°F	19°C / 66°F	198 hours	130.89 mm / 5.15 In	13 days	1018 mb / 31 In
2016	22°C / 71°F	13°C / 55°F	17°C / 63°F	176 hours	91.65 mm / 3.61 In	10 days	1015 mb / 30 In
2017	21°C / 70°F	12°C / 54°F	17°C / 62°F	227 hours	101.98 mm / 4.01 In	8 days	1012 mb / 30 In
2018	28°C / 82°F	18°C / 64°F	22°C / 72°F	214 hours	95.92 mm / 3.78 In	7 days	1014 mb / 30 In
2019	23°C / 73°F	13°C / 56°F	18°C / 65°F	177 hours	167.96 mm / 6.61 In	11 days	1013 mb / 30 In
2020	20°C / 67°F	12°C / 53°F	16°C / 60°F	88 hours	165.90 mm / 6.53 In	13 days	1016 mb / 30 In
2021	20°C / 68°F	12°C / 53°F	16°C / 61°F	122 hours	148.11 mm / 5.83 In	10 days	1019 mb / 31 In
2022	24°C / 74°F	14°C / 57°F	19°C / 66°F	165 hours	169.10 mm / 6.66 In	10 days	1013 mb / 30 In
2023	24°C / 75°F	13°C / 55°F	18°C / 65°F	210 hours	87.85 mm / 3.46 In	9 days	1017 mb / 30 In
2024	23°C / 74°F	14°C / 58°F	19°C / 65°F	148 hours	125.33 mm / 4.93 In	8 days	1011 mb / 30 In

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