Charleston Utah Climate Data

Monthly Average Climate Data for Charleston Utah

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.1 °F36.5 °F1.98 in.
February17.8 °F41.2 °F1.71 in.
March25.7 °F51.4 °F1.44 in.
April31.3 °F59.0 °F1.46 in.
May38.2 °F68.8 °F1.6 in.
June44.5 °F80.1 °F0.87 in.
July52.0 °F89.2 °F0.51 in.
August51.2 °F87.2 °F0.78 in.
September42.3 °F77.8 °F1.25 in.
October32.3 °F64.0 °F1.42 in.
November23.9 °F49.1 °F1.35 in.
December15.8 °F37.1 °F1.79 in.
Annual32.4 °F61.8 °F16.16 in.

Climate Data for Charleston Utah

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 1 - Jun. 10
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 ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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