Golden Colorado Climate Data

Monthly Average Climate Data for Golden Colorado

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.0 °F46.0 °F0.69 in.
February20.7 °F46.9 °F0.93 in.
March27.8 °F55.0 °F1.69 in.
April33.8 °F60.6 °F2.86 in.
May42.9 °F69.4 °F2.74 in.
June52.2 °F81.5 °F2.08 in.
July58.3 °F87.6 °F2.0 in.
August56.4 °F85.2 °F1.67 in.
September48.1 °F77.6 °F1.63 in.
October36.3 °F64.8 °F1.38 in.
November27.2 °F53.5 °F1.13 in.
December19.7 °F45.4 °F0.79 in.
Annual37 °F64.5 °F19.59 in.

Climate Data for Golden Colorado

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year