select pnm,lnm,st_cd,st_nm,cnty_id,dm,dm_date,dm_hist,avg_tmax_data,avg_tmin_data,avg_prcp_data,rec_hi_data,rec_lo_data,avg_sndp_data,x,y,ff,lf,fd,hz,er,hz_source,kg,hzd,clim_stn_nm,hz12,hz90, feels_like_min,feels_like_max,days_of_prcp,snow,cloud_cover,humidity,wind_speed from worldtg8_pm.pm_climate_points_namer where surl = 'palmyra' and st_surl='missouri' and iso_cc = 'US' and prim_loc in (1,2) Palmyra Missouri Climate Data - Updated February 2026

Palmyra Missouri Climate Data

Monthly Average Climate Data for Palmyra Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.9 °F35.6 °F1.89 in.
February22.4 °F40.6 °F2.1 in.
March31.9 °F52.2 °F2.61 in.
April43.0 °F64.6 °F4.18 in.
May53.9 °F74.5 °F4.93 in.
June63.6 °F83.4 °F4.35 in.
July67.1 °F87.3 °F4.1 in.
August65.0 °F85.9 °F3.96 in.
September56.6 °F79.5 °F3.46 in.
October45.1 °F66.9 °F3.3 in.
November33.7 °F52.6 °F2.79 in.
December24.2 °F40.3 °F2.01 in.
Annual43.8 °F63.6 °F39.68 in.

Climate Data for Palmyra Missouri

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost75-100 Days
Plant Hardiness ZoneZone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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