Bruneau Idaho Climate Data

Monthly Average Climate Data for Bruneau Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.9 °F40.8 °F0.93 in.
February27.4 °F48.0 °F0.53 in.
March32.9 °F57.6 °F0.79 in.
April37.6 °F65.2 °F0.8 in.
May45.3 °F74.3 °F1.09 in.
June52.1 °F83.3 °F0.64 in.
July59.2 °F94.1 °F0.1 in.
August56.8 °F92.6 °F0.1 in.
September47.8 °F82.4 °F0.28 in.
October37.7 °F68.1 °F0.62 in.
November29.3 °F51.6 °F0.74 in.
December24.3 °F40.6 °F0.88 in.
Annual39.6 °F66.6 °F7.5 in.

Climate Data for Bruneau Idaho

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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