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 = 'danbury' and st_surl='iowa' and iso_cc = 'US' and prim_loc in (1,2) Danbury Iowa Climate Data - Updated March 2026

Danbury Iowa Climate Data

Monthly Average Climate Data for Danbury Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.0 °F29.0 °F0.71 in.
February14.2 °F34.0 °F0.9 in.
March25.1 °F47.3 °F1.72 in.
April35.7 °F60.9 °F3.34 in.
May48.1 °F71.8 °F4.45 in.
June59.1 °F81.9 °F4.75 in.
July62.8 °F85.0 °F3.84 in.
August60.1 °F82.8 °F4.17 in.
September50.9 °F76.8 °F3.06 in.
October38.2 °F63.6 °F2.23 in.
November25.2 °F47.4 °F1.38 in.
December15.3 °F33.9 °F1.11 in.
Annual37.1 °F59.5 °F31.66 in.

Climate Data for Danbury Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost125-150 Days
Plant Hardiness ZoneZone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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