Onaway Idaho Climate Data

Monthly Average Climate Data for Onaway Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.5 °F36.8 °F2.81 in.
February26.2 °F40.7 °F2.22 in.
March29.9 °F48.0 °F2.4 in.
April34.5 °F55.9 °F2.18 in.
May40.7 °F65.4 °F2.37 in.
June45.4 °F71.0 °F1.73 in.
July49.0 °F82.5 °F0.73 in.
August48.6 °F83.8 °F0.64 in.
September42.5 °F74.1 °F0.87 in.
October35.6 °F59.2 °F2.09 in.
November30.1 °F44.2 °F2.87 in.
December24.6 °F35.6 °F2.92 in.
Annual36.1 °F58.1 °F23.83 in.

Climate Data for Onaway Idaho

Average First Frost DateSep.1 - Sep. 10
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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