Mission Oregon Climate Data

Monthly Average Climate Data for Mission Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January28.0 °F42.6 °F1.71 in.
February29.4 °F47.6 °F1.38 in.
March33.7 °F56.1 °F1.63 in.
April38.0 °F62.8 °F1.55 in.
May44.7 °F71.7 °F1.75 in.
June50.5 °F78.9 °F1.21 in.
July55.7 °F89.7 °F0.31 in.
August54.7 °F88.7 °F0.42 in.
September47.2 °F79.3 °F0.53 in.
October38.5 °F65.3 °F1.15 in.
November32.2 °F50.6 °F1.83 in.
December27.9 °F42.0 °F1.86 in.
Annual40 °F64.6 °F15.33 in.

Climate Data for Mission Oregon

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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