Bloomington Idaho Climate Data

Monthly Average Climate Data for Bloomington Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.9 °F30.0 °F1.53 in.
February8.8 °F32.7 °F1.47 in.
March18.4 °F42.0 °F1.19 in.
April27.3 °F52.3 °F1.41 in.
May35.5 °F62.3 °F1.98 in.
June42.5 °F72.6 °F1.06 in.
July47.6 °F82.3 °F0.6 in.
August47.5 °F81.5 °F0.78 in.
September37.3 °F72.0 °F1.15 in.
October28.0 °F57.6 °F1.37 in.
November19.3 °F42.5 °F1.19 in.
December10.5 °F31.5 °F1.4 in.
Annual27.6 °F54.9 °F15.13 in.

Climate Data for Bloomington Idaho

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 11 - Jun. 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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