Potomac August Weather Averages Maryland, United States of America

August Weather Averages for Potomac

High Temp	30°C	86°F
Low Temp	20°C	68°F
Avg Temp	25°C	76°F
Sunshine Hours	216 hours
Rainfall	121.92 mm	4.80 In
Rain days	11 days
Pressure	1015 mb	30 In

Potomac August Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	30°C / 86°F	20°C / 69°F	25°C / 76°F	240 hours	105.41 mm / 4.15 In	11 days	1016 mb / 30 In
2010	30°C / 86°F	20°C / 68°F	25°C / 77°F	245 hours	111.64 mm / 4.40 In	8 days	1015 mb / 30 In
2011	29°C / 85°F	19°C / 67°F	24°C / 75°F	239 hours	182.43 mm / 7.18 In	12 days	1012 mb / 30 In
2012	29°C / 85°F	20°C / 68°F	24°C / 75°F	250 hours	100.94 mm / 3.97 In	15 days	1015 mb / 30 In
2013	28°C / 82°F	18°C / 64°F	23°C / 73°F	203 hours	72.50 mm / 2.85 In	10 days	1017 mb / 30 In
2014	28°C / 83°F	18°C / 64°F	23°C / 73°F	223 hours	61.70 mm / 2.43 In	9 days	1016 mb / 30 In
2015	30°C / 86°F	19°C / 66°F	24°C / 75°F	226 hours	51.46 mm / 2.03 In	8 days	1015 mb / 30 In
2016	31°C / 88°F	21°C / 70°F	26°C / 79°F	248 hours	47.77 mm / 1.88 In	5 days	1017 mb / 31 In
2017	29°C / 84°F	21°C / 69°F	24°C / 76°F	229 hours	124.27 mm / 4.89 In	12 days	1017 mb / 31 In
2018	31°C / 87°F	22°C / 72°F	26°C / 79°F	220 hours	162.51 mm / 6.40 In	13 days	1017 mb / 31 In
2019	30°C / 86°F	21°C / 71°F	25°C / 78°F	226 hours	105.73 mm / 4.16 In	15 days	1015 mb / 30 In
2020	29°C / 84°F	22°C / 72°F	25°C / 77°F	133 hours	341.58 mm / 13.45 In	20 days	1014 mb / 30 In
2021	31°C / 87°F	22°C / 71°F	26°C / 79°F	173 hours	134.19 mm / 5.28 In	17 days	1017 mb / 31 In
2022	30°C / 87°F	21°C / 69°F	25°C / 77°F	213 hours	109.50 mm / 4.31 In	9 days	1016 mb / 30 In
2023	31°C / 87°F	20°C / 67°F	25°C / 76°F	173 hours	117.20 mm / 4.61 In	8 days	1013 mb / 30 In

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