Alta Wyoming Climate Data

Monthly Average Climate Data for Alta Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.9 °F28.5 °F2.6 in.
February9.9 °F32.1 °F1.93 in.
March17.6 °F40.5 °F2.21 in.
April25.1 °F48.8 °F2.42 in.
May33.2 °F59.5 °F2.97 in.
June39.8 °F68.7 °F2.27 in.
July45.4 °F79.2 °F1.36 in.
August43.6 °F78.3 °F1.3 in.
September36.4 °F68.7 °F1.82 in.
October27.7 °F53.5 °F2.11 in.
November17.3 °F38.6 °F2.04 in.
December8.8 °F28.4 °F2.4 in.
Annual26.1 °F52.1 °F25.43 in.

Climate Data for Alta Wyoming

Average First Frost DateSep.1 - Sep. 10
Average Last Frost DateJul. 1 - Jul. 10
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year