Roberts Montana Climate Data

Monthly Average Climate Data for Roberts Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.1 °F37.3 °F0.4 in.
February16.6 °F38.6 °F0.49 in.
March23.7 °F47.8 °F0.8 in.
April30.7 °F55.0 °F1.73 in.
May39.3 °F64.0 °F3.1 in.
June47.2 °F73.8 °F2.23 in.
July53.9 °F83.8 °F1.06 in.
August52.4 °F82.9 °F0.85 in.
September43.7 °F72.5 °F1.4 in.
October33.1 °F58.0 °F1.56 in.
November23.7 °F45.3 °F0.63 in.
December16.3 °F36.6 °F0.45 in.
Annual33.1 °F58 °F14.7 in.

Climate Data for Roberts Montana

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