Hermiston September Weather Averages Oregon, United States of America

September Weather Averages for Hermiston

High Temp26°C79°F
Low Temp14°C58°F
Avg Temp20°C68°F
Sunshine Hours300 hours 
Rainfall7.81 mm0.31 In
Rain days1 days 
Pressure1014 mb30 In

 

Hermiston September Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200825°C / 78°F12°C / 54°F19°C / 66°F321 hours1.28 mm / 0.05 In1 days1016 mb / 30 In
200927°C / 80°F14°C / 57°F20°C / 68°F345 hours0.60 mm / 0.02 In0 days1016 mb / 30 In
201024°C / 76°F13°C / 55°F18°C / 65°F281 hours15.10 mm / 0.59 In2 days1014 mb / 30 In
201127°C / 81°F15°C / 59°F21°C / 70°F318 hours0.00 mm / 0.00 In0 days1015 mb / 30 In
201226°C / 80°F14°C / 57°F20°C / 68°F341 hours0.20 mm / 0.01 In0 days1017 mb / 31 In
201325°C / 77°F15°C / 59°F20°C / 67°F259 hours30.82 mm / 1.21 In5 days1011 mb / 30 In
201426°C / 78°F14°C / 58°F20°C / 68°F331 hours2.30 mm / 0.09 In1 days1013 mb / 30 In
201525°C / 77°F13°C / 56°F19°C / 66°F290 hours2.20 mm / 0.09 In1 days1014 mb / 30 In
201624°C / 75°F13°C / 55°F18°C / 65°F315 hours8.30 mm / 0.33 In2 days1016 mb / 30 In
201726°C / 79°F15°C / 59°F21°C / 69°F286 hours7.20 mm / 0.28 In1 days1014 mb / 30 In
201824°C / 75°F13°C / 56°F19°C / 66°F340 hours0.60 mm / 0.02 In0 days1015 mb / 30 In
201924°C / 74°F14°C / 57°F19°C / 65°F264 hours7.60 mm / 0.30 In2 days1014 mb / 30 In
202030°C / 85°F16°C / 61°F23°C / 73°F321 hours2.10 mm / 0.08 In0 days1015 mb / 30 In
202128°C / 82°F14°C / 57°F21°C / 69°F294 hours17.50 mm / 0.69 In3 days1014 mb / 30 In
202230°C / 85°F16°C / 61°F22°C / 72°F295 hours3.70 mm / 0.15 In0 days1012 mb / 30 In
202326°C / 79°F12°C / 54°F19°C / 66°F232 hours25.42 mm / 1.00 In2 days1013 mb / 30 In
202428°C / 83°F15°C / 60°F21°C / 70°F283 hours1.31 mm / 0.05 In0 days1012 mb / 30 In
Oregon

 

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