Grain Valley Missouri Climate Data

Monthly Average Climate Data for Grain Valley Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.1 °F38.2 °F1.4 in.
February23.2 °F43.8 °F1.79 in.
March32.6 °F54.8 °F2.68 in.
April43.0 °F65.4 °F4.23 in.
May53.9 °F74.9 °F5.64 in.
June63.7 °F83.8 °F5.57 in.
July67.8 °F88.1 °F5.04 in.
August65.5 °F86.9 °F4.61 in.
September56.7 °F79.4 °F4.38 in.
October44.6 °F67.9 °F3.55 in.
November33.2 °F53.6 °F2.43 in.
December23.6 °F42.3 °F1.84 in.
Annual43.9 °F64.9 °F43.16 in.

Climate Data for Grain Valley Missouri

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
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 ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation