Marion Oregon Climate Data

Monthly Average Climate Data for Marion Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.0 °F47.3 °F6.37 in.
February35.2 °F51.1 °F4.97 in.
March37.5 °F55.7 °F5.48 in.
April40.5 °F60.7 °F4.06 in.
May45.4 °F67.6 °F2.93 in.
June49.6 °F73.2 °F1.77 in.
July53.1 °F81.8 °F0.47 in.
August52.8 °F82.3 °F0.47 in.
September49.0 °F76.5 °F1.79 in.
October43.3 °F64.2 °F4.08 in.
November38.5 °F52.7 °F6.65 in.
December34.7 °F46.3 °F7.66 in.
Annual42.9 °F63.3 °F46.7 in.

Climate Data for Marion Oregon

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate