Adams Oregon Climate Data

Monthly Average Climate Data for Adams Oregon

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2.5 °C5.4 °C55.12 mm
February-1.7 °C8.1 °C42.93 mm
March0.6 °C12.5 °C53.34 mm
April2.8 °C16.3 °C48.51 mm
May6.4 °C21.2 °C51.05 mm
June9.5 °C25.3 °C34.29 mm
July12.4 °C31.4 °C7.62 mm
August11.9 °C31 °C10.41 mm
September7.9 °C25.7 °C14.48 mm
October3.2 °C17.9 °C34.8 mm
November-0.2 °C9.8 °C59.94 mm
December-2.6 °C5.1 °C61.47 mm
Annual4 °C17.5 °C473.96 mm

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 : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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