Corvallis Oregon Climate Data

Monthly Average Climate Data for Corvallis Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.1 °F47.4 °F6.26 in.
February35.3 °F51.2 °F4.8 in.
March37.3 °F55.9 °F4.74 in.
April40.2 °F60.6 °F3.25 in.
May45.0 °F67.5 °F2.1 in.
June49.0 °F73.2 °F1.34 in.
July52.8 °F81.9 °F0.32 in.
August52.5 °F82.6 °F0.38 in.
September48.6 °F76.8 °F1.33 in.
October42.8 °F64.3 °F3.26 in.
November38.4 °F53.0 °F6.05 in.
December34.7 °F46.4 °F7.4 in.
Annual42.6 °F63.4 °F41.23 in.

Climate Data for Corvallis Oregon

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
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