Green River Utah Climate Data

Monthly Average Climate Data for Green River Utah

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.2 °F39.2 °F0.53 in.
February22.6 °F49.5 °F0.55 in.
March30.0 °F61.6 °F0.51 in.
April37.5 °F69.4 °F0.6 in.
May46.9 °F78.8 °F0.63 in.
June55.1 °F90.5 °F0.43 in.
July62.7 °F97.0 °F0.69 in.
August59.8 °F93.9 °F0.76 in.
September49.1 °F85.6 °F0.92 in.
October36.6 °F71.2 °F0.76 in.
November24.3 °F55.2 °F0.38 in.
December16.4 °F41.6 °F0.59 in.
Annual38 °F69.5 °F7.35 in.

Climate Data for Green River Utah

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBWk - Cold Desert Climate
2024 plantmaps.com