Grayson Kentucky Climate Data

Monthly Average Climate Data for Grayson Kentucky

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.0 °F42.3 °F3.16 in.
February24.1 °F46.3 °F3.2 in.
March30.0 °F55.9 °F4.26 in.
April39.9 °F68.4 °F4.16 in.
May50.5 °F76.3 °F4.78 in.
June59.2 °F83.3 °F4.45 in.
July63.5 °F86.5 °F5.08 in.
August61.7 °F85.7 °F3.65 in.
September54.2 °F80.2 °F3.32 in.
October41.7 °F69.4 °F2.93 in.
November31.3 °F56.6 °F2.94 in.
December26.3 °F46.2 °F3.77 in.
Annual42 °F66.4 °F45.7 in.

Climate Data for Grayson Kentucky

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate