Rockland Idaho Climate Data

Monthly Average Climate Data for Rockland Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.1 °F33.9 °F1.11 in.
February20.1 °F38.9 °F0.84 in.
March26.7 °F49.6 °F1.04 in.
April31.5 °F57.5 °F1.43 in.
May38.8 °F67.4 °F1.57 in.
June44.9 °F77.5 °F1.07 in.
July51.4 °F88.0 °F0.49 in.
August50.1 °F86.8 °F0.61 in.
September41.7 °F76.2 °F0.93 in.
October32.7 °F61.5 °F1.06 in.
November24.5 °F46.1 °F1.0 in.
December17.6 °F34.7 °F1.24 in.
Annual33.1 °F59.8 °F12.39 in.

Climate Data for Rockland Idaho

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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