Charleston September Weather Averages South Carolina, United States of America

September Weather Averages for Charleston

High Temp	29°C	84°F
Low Temp	23°C	73°F
Avg Temp	25°C	78°F
Sunshine Hours	198 hours
Rainfall	163.63 mm	6.44 In
Rain days	11 days
Pressure	1016 mb	30 In

Charleston September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	28°C / 82°F	22°C / 71°F	24°C / 76°F	224 hours	208.20 mm / 8.20 In	12 days	1016 mb / 30 In
2009	28°C / 82°F	22°C / 71°F	24°C / 76°F	230 hours	70.23 mm / 2.77 In	8 days	1016 mb / 30 In
2010	29°C / 85°F	23°C / 73°F	26°C / 78°F	269 hours	162.99 mm / 6.42 In	10 days	1014 mb / 30 In
2011	28°C / 83°F	22°C / 72°F	25°C / 77°F	203 hours	130.04 mm / 5.12 In	12 days	1015 mb / 30 In
2012	28°C / 82°F	22°C / 71°F	25°C / 76°F	257 hours	71.73 mm / 2.82 In	7 days	1017 mb / 30 In
2013	28°C / 82°F	21°C / 71°F	24°C / 76°F	259 hours	54.59 mm / 2.15 In	8 days	1015 mb / 30 In
2014	28°C / 82°F	22°C / 72°F	25°C / 76°F	113 hours	245.22 mm / 9.65 In	21 days	1016 mb / 30 In
2015	28°C / 83°F	23°C / 74°F	25°C / 78°F	128 hours	141.75 mm / 5.58 In	15 days	1015 mb / 30 In
2016	29°C / 84°F	23°C / 74°F	26°C / 78°F	182 hours	222.39 mm / 8.76 In	15 days	1016 mb / 30 In
2017	29°C / 84°F	23°C / 74°F	26°C / 79°F	270 hours	159.13 mm / 6.26 In	8 days	1015 mb / 30 In
2018	30°C / 86°F	26°C / 78°F	28°C / 82°F	218 hours	176.72 mm / 6.96 In	18 days	1016 mb / 30 In
2019	29°C / 85°F	24°C / 75°F	26°C / 79°F	260 hours	354.24 mm / 13.95 In	6 days	1016 mb / 30 In
2020	28°C / 82°F	22°C / 72°F	25°C / 77°F	78 hours	154.87 mm / 6.10 In	14 days	1016 mb / 30 In
2021	29°C / 84°F	22°C / 72°F	25°C / 77°F	201 hours	119.70 mm / 4.71 In	10 days	1016 mb / 30 In
2022	29°C / 84°F	23°C / 73°F	25°C / 78°F	156 hours	207.84 mm / 8.18 In	13 days	1016 mb / 30 In
2023	31°C / 87°F	22°C / 71°F	25°C / 78°F	225 hours	118.42 mm / 4.66 In	3 days	1016 mb / 30 In
2024	28°C / 83°F	23°C / 74°F	25°C / 78°F	118 hours	228.19 mm / 8.98 In	6 days	1014 mb / 30 In

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