Waterloo May Weather Averages Iowa, United States of America

May Weather Averages for Waterloo

High Temp	21°C	69°F
Low Temp	11°C	51°F
Avg Temp	16°C	60°F
Sunshine Hours	171 hours
Rainfall	165.71 mm	6.52 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	19°C / 66°F	9°C / 48°F	14°C / 57°F	206 hours	91.87 mm / 3.62 In	8 days	1011 mb / 30 In
2009	20°C / 68°F	10°C / 50°F	15°C / 59°F	224 hours	129.96 mm / 5.12 In	8 days	1015 mb / 30 In
2010	21°C / 70°F	11°C / 51°F	16°C / 60°F	232 hours	159.31 mm / 6.27 In	8 days	1014 mb / 30 In
2011	20°C / 67°F	10°C / 49°F	15°C / 58°F	171 hours	171.96 mm / 6.77 In	12 days	1012 mb / 30 In
2012	23°C / 74°F	12°C / 54°F	18°C / 64°F	227 hours	112.32 mm / 4.42 In	10 days	1013 mb / 30 In
2013	19°C / 67°F	10°C / 50°F	15°C / 59°F	126 hours	239.01 mm / 9.41 In	12 days	1014 mb / 30 In
2014	20°C / 68°F	10°C / 50°F	15°C / 59°F	165 hours	138.54 mm / 5.45 In	11 days	1014 mb / 30 In
2015	21°C / 70°F	11°C / 52°F	16°C / 61°F	178 hours	181.10 mm / 7.13 In	14 days	1016 mb / 30 In
2016	20°C / 69°F	10°C / 51°F	15°C / 60°F	193 hours	123.49 mm / 4.86 In	8 days	1015 mb / 30 In
2017	19°C / 67°F	9°C / 49°F	14°C / 58°F	181 hours	178.71 mm / 7.04 In	11 days	1011 mb / 30 In
2018	25°C / 76°F	15°C / 58°F	19°C / 67°F	189 hours	289.15 mm / 11.38 In	14 days	1013 mb / 30 In
2019	19°C / 66°F	9°C / 48°F	14°C / 57°F	122 hours	245.22 mm / 9.65 In	12 days	1013 mb / 30 In
2020	18°C / 65°F	10°C / 50°F	14°C / 57°F	105 hours	134.97 mm / 5.31 In	10 days	1016 mb / 30 In
2021	18°C / 65°F	10°C / 50°F	14°C / 58°F	111 hours	165.95 mm / 6.53 In	13 days	1018 mb / 31 In
2022	21°C / 70°F	11°C / 53°F	16°C / 61°F	131 hours	127.20 mm / 5.01 In	11 days	1012 mb / 30 In
2023	22°C / 72°F	11°C / 51°F	16°C / 62°F	194 hours	101.60 mm / 4.00 In	5 days	1017 mb / 31 In
2024	21°C / 69°F	11°C / 51°F	16°C / 60°F	192 hours	152.94 mm / 6.02 In	5 days	1010 mb / 30 In

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