Johnson City Oregon Climate Data

Monthly Average Climate Data for Johnson City Oregon

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January2.4 °C8.6 °C164.85 mm
February2.6 °C10.7 °C113.79 mm
March3.9 °C13.4 °C123.19 mm
April5.8 °C16.4 °C93.98 mm
May8.8 °C20.4 °C65.53 mm
June11.1 °C23.3 °C42.93 mm
July13.3 °C27.6 °C11.94 mm
August13.4 °C27.9 °C14.48 mm
September11.1 °C24.6 °C39.12 mm
October7.6 °C17.9 °C98.81 mm
November4.6 °C11.7 °C162.56 mm
December2.2 °C8.1 °C181.1 mm
Annual7.2 °C17.6 °C1112.28 mm

Climate Data for Johnson City Oregon

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 9a : -6.7°C to -3.9°C
Plant Hardiness Zone - 2012Zone 8b : -9.4°C to -6.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate