Smithfield Utah Climate Data

Monthly Average Climate Data for Smithfield Utah

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.5 °C0.3 °C49.02 mm
February-7.6 °C2.9 °C40.13 mm
March-2.4 °C9.6 °C50.04 mm
April0.9 °C14.5 °C57.66 mm
May4.9 °C19.8 °C63.25 mm
June8.6 °C26 °C30.48 mm
July12.6 °C31.6 °C16 mm
August11.8 °C30.9 °C19.56 mm
September6.9 °C25.1 °C33.78 mm
October1.1 °C16.8 °C44.96 mm
November-3.8 °C8.1 °C34.8 mm
December-8.6 °C1.1 °C40.39 mm
Annual1.2 °C15.6 °C480.07 mm

Climate Data for Smithfield Utah

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation