Seattle August Weather Averages Washington, United States of America

August Weather Averages for Seattle

High Temp	26°C	79°F
Low Temp	14°C	57°F
Avg Temp	20°C	67°F
Sunshine Hours	267 hours
Rainfall	27.94 mm	1.10 In
Rain days	3 days
Pressure	1016 mb	30 In

Seattle August Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	24°C / 75°F	13°C / 56°F	18°C / 65°F	218 hours	83.10 mm / 3.27 In	6 days	1015 mb / 30 In
2009	25°C / 77°F	13°C / 56°F	19°C / 66°F	283 hours	41.10 mm / 1.62 In	4 days	1017 mb / 31 In
2010	25°C / 76°F	13°C / 55°F	18°C / 65°F	291 hours	56.20 mm / 2.21 In	4 days	1015 mb / 30 In
2011	24°C / 76°F	13°C / 55°F	18°C / 65°F	311 hours	10.50 mm / 0.41 In	1 days	1016 mb / 30 In
2012	26°C / 79°F	14°C / 57°F	19°C / 67°F	318 hours	2.00 mm / 0.08 In	0 days	1016 mb / 30 In
2013	26°C / 79°F	14°C / 58°F	20°C / 67°F	267 hours	38.60 mm / 1.52 In	3 days	1015 mb / 30 In
2014	27°C / 80°F	15°C / 59°F	20°C / 69°F	294 hours	34.70 mm / 1.37 In	5 days	1016 mb / 30 In
2015	25°C / 77°F	14°C / 57°F	19°C / 67°F	246 hours	48.83 mm / 1.92 In	6 days	1015 mb / 30 In
2016	25°C / 76°F	14°C / 57°F	19°C / 66°F	245 hours	17.98 mm / 0.71 In	4 days	1017 mb / 30 In
2017	29°C / 84°F	16°C / 60°F	22°C / 71°F	319 hours	15.10 mm / 0.59 In	2 days	1016 mb / 30 In
2018	27°C / 81°F	15°C / 59°F	21°C / 69°F	264 hours	13.40 mm / 0.53 In	1 days	1017 mb / 30 In
2019	26°C / 79°F	15°C / 59°F	20°C / 68°F	226 hours	14.70 mm / 0.58 In	3 days	1016 mb / 30 In
2020	26°C / 78°F	14°C / 58°F	20°C / 68°F	250 hours	23.20 mm / 0.91 In	3 days	1016 mb / 30 In
2021	26°C / 78°F	15°C / 59°F	20°C / 68°F	227 hours	40.00 mm / 1.57 In	5 days	1015 mb / 30 In
2022	29°C / 84°F	15°C / 58°F	21°C / 70°F	282 hours	13.70 mm / 0.54 In	2 days	1015 mb / 30 In
2023	27°C / 81°F	14°C / 58°F	20°C / 68°F	226 hours	32.60 mm / 1.28 In	3 days	1016 mb / 30 In
2024	25°C / 78°F	13°C / 55°F	18°C / 65°F	225 hours	44.46 mm / 1.75 In	3 days	1016 mb / 30 In

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