Gilliam Missouri Climate Data

Monthly Average Climate Data for Gilliam Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.3 °F37.6 °F1.51 in.
February24.0 °F42.8 °F1.92 in.
March33.7 °F54.3 °F2.8 in.
April44.0 °F65.2 °F4.28 in.
May54.7 °F74.6 °F5.32 in.
June64.0 °F83.5 °F5.13 in.
July67.8 °F87.4 °F4.54 in.
August65.5 °F86.2 °F3.9 in.
September56.9 °F79.3 °F3.88 in.
October45.7 °F67.5 °F3.32 in.
November34.6 °F53.7 °F2.57 in.
December25.5 °F41.7 °F1.91 in.
Annual44.7 °F64.5 °F41.08 in.

Climate Data for Gilliam Missouri

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 ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation