Federal Way September Weather Averages Washington, United States of America

September Weather Averages for Federal Way

High Temp	22°C	71°F
Low Temp	11°C	53°F
Avg Temp	16°C	61°F
Sunshine Hours	206 hours
Rainfall	78.36 mm	3.09 In
Rain days	7 days
Pressure	1016 mb	30 In

Federal Way September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	22°C / 72°F	11°C / 51°F	16°C / 60°F	291 hours	29.00 mm / 1.14 In	2 days	1018 mb / 31 In
2009	22°C / 72°F	11°C / 52°F	16°C / 61°F	262 hours	62.20 mm / 2.45 In	7 days	1017 mb / 31 In
2010	20°C / 67°F	11°C / 52°F	15°C / 59°F	143 hours	122.53 mm / 4.82 In	11 days	1015 mb / 30 In
2011	24°C / 74°F	12°C / 53°F	17°C / 62°F	264 hours	51.54 mm / 2.03 In	4 days	1017 mb / 31 In
2012	23°C / 74°F	11°C / 51°F	16°C / 61°F	305 hours	4.40 mm / 0.17 In	1 days	1019 mb / 31 In
2013	20°C / 69°F	12°C / 53°F	16°C / 60°F	185 hours	240.64 mm / 9.47 In	14 days	1012 mb / 30 In
2014	23°C / 73°F	12°C / 53°F	17°C / 62°F	227 hours	45.02 mm / 1.77 In	4 days	1015 mb / 30 In
2015	19°C / 67°F	10°C / 50°F	14°C / 58°F	188 hours	39.10 mm / 1.54 In	8 days	1016 mb / 30 In
2016	19°C / 67°F	10°C / 50°F	14°C / 58°F	216 hours	70.18 mm / 2.76 In	6 days	1019 mb / 31 In
2017	23°C / 73°F	13°C / 55°F	17°C / 63°F	222 hours	67.80 mm / 2.67 In	7 days	1016 mb / 30 In
2018	20°C / 69°F	11°C / 52°F	15°C / 59°F	192 hours	81.08 mm / 3.19 In	9 days	1017 mb / 30 In
2019	20°C / 67°F	12°C / 53°F	15°C / 59°F	146 hours	128.51 mm / 5.06 In	11 days	1015 mb / 30 In
2020	25°C / 76°F	14°C / 57°F	19°C / 66°F	218 hours	121.16 mm / 4.77 In	7 days	1017 mb / 30 In
2021	21°C / 70°F	11°C / 52°F	16°C / 60°F	174 hours	110.19 mm / 4.34 In	10 days	1016 mb / 30 In
2022	25°C / 76°F	12°C / 53°F	18°C / 64°F	244 hours	5.60 mm / 0.22 In	0 days	1015 mb / 30 In
2023	22°C / 72°F	10°C / 50°F	16°C / 60°F	176 hours	57.30 mm / 2.26 In	4 days	1016 mb / 30 In
2024	22°C / 71°F	12°C / 54°F	16°C / 61°F	139 hours	46.53 mm / 1.83 In	3 days	1016 mb / 30 In

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