Adams Oregon Climate Data

Monthly Average Climate Data for Adams Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January27.5 °F41.8 °F2.17 in.
February28.9 °F46.5 °F1.69 in.
March33.0 °F54.5 °F2.1 in.
April37.1 °F61.4 °F1.91 in.
May43.6 °F70.2 °F2.01 in.
June49.1 °F77.6 °F1.35 in.
July54.3 °F88.6 °F0.3 in.
August53.5 °F87.8 °F0.41 in.
September46.3 °F78.2 °F0.57 in.
October37.7 °F64.2 °F1.37 in.
November31.7 °F49.6 °F2.36 in.
December27.4 °F41.1 °F2.42 in.
Annual39.2 °F63.5 °F18.66 in.

Climate Data for Adams Oregon

Average First Frost DateSep. 21 - Sep. 30
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 ClassificationCsb - Warm-Summer Mediterranean Climate