Boone September Weather Averages Iowa, United States of America

September Weather Averages for Boone

High Temp	25°C	77°F
Low Temp	14°C	56°F
Avg Temp	19°C	66°F
Sunshine Hours	246 hours
Rainfall	103.24 mm	4.06 In
Rain days	6 days
Pressure	1016 mb	30 In

Boone September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	23°C / 73°F	13°C / 55°F	17°C / 63°F	235 hours	130.92 mm / 5.15 In	8 days	1018 mb / 31 In
2009	23°C / 74°F	12°C / 54°F	17°C / 63°F	254 hours	62.73 mm / 2.47 In	3 days	1018 mb / 31 In
2010	22°C / 72°F	12°C / 54°F	17°C / 62°F	204 hours	142.56 mm / 5.61 In	7 days	1014 mb / 30 In
2011	20°C / 69°F	10°C / 51°F	15°C / 60°F	240 hours	32.88 mm / 1.29 In	4 days	1017 mb / 31 In
2012	24°C / 74°F	11°C / 52°F	17°C / 63°F	275 hours	50.58 mm / 1.99 In	4 days	1016 mb / 30 In
2013	26°C / 80°F	14°C / 58°F	20°C / 68°F	282 hours	48.53 mm / 1.91 In	3 days	1014 mb / 30 In
2014	22°C / 71°F	12°C / 53°F	17°C / 62°F	192 hours	206.35 mm / 8.12 In	6 days	1017 mb / 31 In
2015	26°C / 78°F	15°C / 60°F	20°C / 68°F	228 hours	94.46 mm / 3.72 In	6 days	1016 mb / 30 In
2016	25°C / 76°F	15°C / 59°F	20°C / 67°F	237 hours	214.79 mm / 8.46 In	8 days	1017 mb / 30 In
2017	27°C / 80°F	15°C / 59°F	21°C / 69°F	285 hours	85.30 mm / 3.36 In	5 days	1016 mb / 30 In
2018	23°C / 73°F	15°C / 58°F	18°C / 65°F	185 hours	213.70 mm / 8.41 In	11 days	1018 mb / 31 In
2019	26°C / 78°F	16°C / 61°F	21°C / 69°F	220 hours	215.54 mm / 8.49 In	14 days	1014 mb / 30 In
2020	23°C / 74°F	12°C / 54°F	18°C / 64°F	242 hours	80.99 mm / 3.19 In	7 days	1017 mb / 31 In
2021	28°C / 82°F	15°C / 59°F	21°C / 70°F	274 hours	43.70 mm / 1.72 In	3 days	1013 mb / 30 In
2022	27°C / 81°F	14°C / 58°F	20°C / 68°F	268 hours	33.50 mm / 1.32 In	3 days	1016 mb / 30 In
2023	30°C / 87°F	13°C / 56°F	22°C / 71°F	255 hours	83.91 mm / 3.30 In	3 days	1015 mb / 30 In
2024	28°C / 83°F	14°C / 57°F	21°C / 69°F	297 hours	42.38 mm / 1.67 In	1 days	1016 mb / 30 In

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