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 = 'popejoy' and st_surl='iowa' and iso_cc = 'US' and prim_loc in (1,2) Popejoy Iowa Climate Data - Updated February 2026

Popejoy Iowa Climate Data

Monthly Average Climate Data for Popejoy Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January8.4 °F25.6 °F0.8 in.
February12.3 °F30.2 °F0.92 in.
March24.2 °F43.2 °F2.02 in.
April35.5 °F58.1 °F3.7 in.
May48.3 °F70.0 °F5.09 in.
June59.0 °F79.9 °F5.91 in.
July62.2 °F82.7 °F4.54 in.
August59.3 °F80.6 °F4.27 in.
September50.3 °F74.7 °F3.27 in.
October38.1 °F61.5 °F2.48 in.
November25.8 °F44.8 °F1.68 in.
December14.9 °F31.3 °F1.29 in.
Annual36.5 °F56.9 °F35.97 in.

Climate Data for Popejoy Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness ZoneZone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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