September Weather Averages for Portland

High Temp14°C58°F
Low Temp10°C50°F
Avg Temp12°C54°F
Sunshine Hours120 hours 
Rainfall80.06 mm3.15 In
Rain days7 days 
Pressure1017 mb30 In

 

Portland September Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200815°C / 59°F10°C / 50°F12°C / 54°F181 hours67.24 mm / 2.65 In10 days1016 mb / 30 In
200915°C / 59°F11°C / 52°F13°C / 55°F116 hours100.34 mm / 3.95 In9 days1011 mb / 30 In
201013°C / 55°F10°C / 50°F12°C / 53°F80 hours88.13 mm / 3.47 In8 days1018 mb / 31 In
201115°C / 59°F11°C / 51°F13°C / 55°F168 hours73.03 mm / 2.88 In8 days1015 mb / 30 In
201215°C / 59°F10°C / 50°F12°C / 54°F147 hours65.92 mm / 2.60 In8 days1014 mb / 30 In
201316°C / 61°F12°C / 53°F14°C / 57°F118 hours97.88 mm / 3.85 In9 days1011 mb / 30 In
201415°C / 59°F11°C / 51°F13°C / 55°F200 hours40.60 mm / 1.60 In3 days1018 mb / 31 In
201514°C / 58°F10°C / 50°F12°C / 54°F119 hours38.70 mm / 1.52 In5 days1021 mb / 31 In
201614°C / 57°F10°C / 49°F12°C / 53°F78 hours118.41 mm / 4.66 In10 days1013 mb / 30 In
201714°C / 57°F10°C / 50°F12°C / 54°F99 hours113.10 mm / 4.45 In14 days1013 mb / 30 In
201814°C / 57°F9°C / 49°F12°C / 53°F113 hours41.70 mm / 1.64 In5 days1019 mb / 31 In
201914°C / 56°F9°C / 48°F11°C / 52°F152 hours74.29 mm / 2.92 In8 days1020 mb / 31 In
202014°C / 58°F9°C / 48°F12°C / 53°F92 hours98.49 mm / 3.88 In8 days1017 mb / 31 In
202115°C / 59°F9°C / 49°F12°C / 54°F99 hours81.10 mm / 3.19 In7 days1019 mb / 31 In
202213°C / 56°F9°C / 48°F11°C / 52°F58 hours103.60 mm / 4.08 In9 days1017 mb / 31 In
202317°C / 62°F9°C / 49°F13°C / 55°F216 hours59.26 mm / 2.33 In3 days1020 mb / 31 In
202414°C / 58°F9°C / 49°F12°C / 53°F68 hours86.35 mm / 3.40 In4 days1019 mb / 31 In
Victoria

 

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