Lostine Oregon Climate Data

Monthly Average Climate Data for Lostine Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.9 °F36.2 °F1.02 in.
February21.6 °F42.3 °F1.09 in.
March26.6 °F50.3 °F1.53 in.
April30.8 °F57.3 °F1.39 in.
May37.3 °F66.4 °F2.28 in.
June42.3 °F73.3 °F1.76 in.
July46.5 °F84.6 °F0.55 in.
August45.5 °F85.4 °F0.88 in.
September38.6 °F76.2 °F0.77 in.
October31.2 °F61.6 °F1.19 in.
November24.7 °F45.8 °F1.35 in.
December19.5 °F36.0 °F1.29 in.
Annual32 °F59.6 °F15.1 in.

Climate Data for Lostine Oregon

Average First Frost DateAug. 21 - Aug. 31
Average Last Frost DateJun. 11 - Jun. 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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