Waterloo May Weather Averages Illinois, United States of America

May Weather Averages for Waterloo

High Temp	24°C	75°F
Low Temp	14°C	58°F
Avg Temp	19°C	66°F
Sunshine Hours	198 hours
Rainfall	145.86 mm	5.74 In
Rain days	10 days
Pressure	1014 mb	30 In

Waterloo May Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	22°C / 72°F	13°C / 55°F	17°C / 63°F	194 hours	143.40 mm / 5.65 In	10 days	1011 mb / 30 In
2009	23°C / 74°F	14°C / 57°F	18°C / 65°F	208 hours	120.02 mm / 4.73 In	8 days	1015 mb / 30 In
2010	24°C / 75°F	14°C / 58°F	19°C / 66°F	211 hours	183.16 mm / 7.21 In	13 days	1014 mb / 30 In
2011	23°C / 73°F	13°C / 56°F	18°C / 64°F	213 hours	143.35 mm / 5.64 In	9 days	1012 mb / 30 In
2012	27°C / 80°F	16°C / 61°F	21°C / 70°F	309 hours	58.30 mm / 2.30 In	6 days	1014 mb / 30 In
2013	23°C / 73°F	14°C / 56°F	18°C / 65°F	174 hours	153.28 mm / 6.03 In	13 days	1014 mb / 30 In
2014	24°C / 75°F	14°C / 57°F	19°C / 66°F	185 hours	108.15 mm / 4.26 In	11 days	1015 mb / 30 In
2015	24°C / 75°F	15°C / 59°F	19°C / 67°F	198 hours	136.42 mm / 5.37 In	13 days	1018 mb / 31 In
2016	22°C / 72°F	14°C / 56°F	18°C / 64°F	187 hours	142.55 mm / 5.61 In	12 days	1015 mb / 30 In
2017	23°C / 73°F	14°C / 56°F	18°C / 64°F	248 hours	145.77 mm / 5.74 In	9 days	1012 mb / 30 In
2018	28°C / 83°F	19°C / 66°F	23°C / 74°F	237 hours	121.83 mm / 4.80 In	12 days	1014 mb / 30 In
2019	24°C / 76°F	15°C / 59°F	19°C / 67°F	213 hours	229.54 mm / 9.04 In	13 days	1013 mb / 30 In
2020	21°C / 70°F	13°C / 55°F	17°C / 62°F	94 hours	148.36 mm / 5.84 In	11 days	1016 mb / 30 In
2021	21°C / 70°F	13°C / 55°F	17°C / 62°F	125 hours	163.23 mm / 6.43 In	11 days	1019 mb / 31 In
2022	25°C / 77°F	15°C / 59°F	20°C / 67°F	155 hours	174.50 mm / 6.87 In	11 days	1013 mb / 30 In
2023	25°C / 77°F	14°C / 57°F	19°C / 66°F	226 hours	131.45 mm / 5.18 In	7 days	1016 mb / 30 In
2024	24°C / 76°F	15°C / 60°F	20°C / 67°F	177 hours	173.90 mm / 6.85 In	8 days	1011 mb / 30 In

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