Fontenelle Wyoming Climate Data

Monthly Average Climate Data for Fontenelle Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January2.1 °F29.3 °F0.34 in.
February5.8 °F32.5 °F0.33 in.
March17.0 °F43.1 °F0.53 in.
April24.8 °F52.6 °F0.84 in.
May33.2 °F62.6 °F1.49 in.
June40.3 °F73.7 °F0.76 in.
July46.5 °F82.5 °F0.46 in.
August44.3 °F81.0 °F0.7 in.
September35.5 °F71.4 °F0.86 in.
October25.3 °F56.9 °F0.65 in.
November14.8 °F42.0 °F0.32 in.
December4.4 °F30.2 °F0.29 in.
Annual24.5 °F54.8 °F7.57 in.

Climate Data for Fontenelle Wyoming

Average First Frost DateAug. 11 - Aug. 20
Average Last Frost DateJul. 1 - Jul. 10
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 4a : -30°F to -25°F
Plant Hardiness Zone - 2012Zone 3b : -35°F to -30°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year