Monroe Oregon Climate Data

Monthly Average Climate Data for Monroe Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.0 °F47.3 °F7.01 in.
February35.1 °F51.1 °F5.41 in.
March37.1 °F55.8 °F6.21 in.
April39.8 °F60.4 °F3.42 in.
May44.4 °F67.0 °F2.13 in.
June48.4 °F73.4 °F1.28 in.
July52.0 °F82.0 °F0.27 in.
August51.8 °F82.8 °F0.42 in.
September48.1 °F77.0 °F1.2 in.
October42.4 °F64.2 °F3.34 in.
November38.0 °F52.8 °F6.04 in.
December34.6 °F46.3 °F8.48 in.
Annual42.2 °F63.3 °F45.21 in.

Climate Data for Monroe Oregon

Average First Frost DateNov. 1 - Nov. 10
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