Portland September Weather Averages Oregon, United States of America

September Weather Averages for Portland

High Temp	24°C	76°F
Low Temp	13°C	55°F
Avg Temp	18°C	64°F
Sunshine Hours	224 hours
Rainfall	49.17 mm	1.94 In
Rain days	4 days
Pressure	1016 mb	30 In

Portland September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	25°C / 77°F	11°C / 51°F	17°C / 63°F	300 hours	3.40 mm / 0.13 In	1 days	1017 mb / 31 In
2009	24°C / 75°F	12°C / 53°F	17°C / 63°F	251 hours	41.40 mm / 1.63 In	4 days	1017 mb / 31 In
2010	22°C / 72°F	11°C / 53°F	16°C / 61°F	203 hours	75.29 mm / 2.96 In	6 days	1015 mb / 30 In
2011	26°C / 80°F	13°C / 55°F	19°C / 66°F	279 hours	21.99 mm / 0.87 In	2 days	1017 mb / 31 In
2012	26°C / 78°F	11°C / 52°F	18°C / 64°F	328 hours	1.20 mm / 0.05 In	0 days	1019 mb / 31 In
2013	22°C / 72°F	12°C / 54°F	17°C / 62°F	174 hours	173.42 mm / 6.83 In	11 days	1013 mb / 30 In
2014	25°C / 78°F	13°C / 55°F	19°C / 65°F	278 hours	35.09 mm / 1.38 In	4 days	1015 mb / 30 In
2015	23°C / 74°F	11°C / 51°F	16°C / 61°F	193 hours	21.36 mm / 0.84 In	5 days	1016 mb / 30 In
2016	22°C / 72°F	10°C / 51°F	16°C / 60°F	222 hours	20.81 mm / 0.82 In	4 days	1019 mb / 31 In
2017	26°C / 78°F	15°C / 59°F	20°C / 67°F	209 hours	67.94 mm / 2.67 In	6 days	1015 mb / 30 In
2018	24°C / 75°F	13°C / 55°F	18°C / 64°F	228 hours	19.27 mm / 0.76 In	4 days	1017 mb / 31 In
2019	22°C / 71°F	13°C / 56°F	17°C / 62°F	142 hours	90.27 mm / 3.55 In	8 days	1016 mb / 30 In
2020	27°C / 80°F	16°C / 60°F	21°C / 70°F	233 hours	71.63 mm / 2.82 In	4 days	1016 mb / 30 In
2021	25°C / 77°F	12°C / 54°F	18°C / 65°F	216 hours	65.00 mm / 2.56 In	3 days	1016 mb / 30 In
2022	27°C / 81°F	14°C / 58°F	20°C / 68°F	233 hours	8.00 mm / 0.31 In	1 days	1014 mb / 30 In
2023	24°C / 75°F	12°C / 54°F	17°C / 63°F	187 hours	50.01 mm / 1.97 In	2 days	1016 mb / 30 In
2024	25°C / 76°F	14°C / 57°F	19°C / 66°F	207 hours	24.06 mm / 0.95 In	2 days	1015 mb / 30 In

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