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 = 'harrold' and st_surl='south-dakota' and iso_cc = 'US' and prim_loc in (1,2) Harrold South Dakota Climate Data - Updated February 2026

Harrold South Dakota Climate Data

Monthly Average Climate Data for Harrold South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.1 °F26.8 °F0.44 in.
February10.1 °F31.3 °F0.61 in.
March20.5 °F43.9 °F0.88 in.
April31.5 °F57.7 °F2.08 in.
May43.7 °F69.0 °F3.17 in.
June54.7 °F78.9 °F3.64 in.
July60.1 °F86.2 °F2.76 in.
August58.1 °F84.8 °F2.3 in.
September48.8 °F76.7 °F1.86 in.
October35.0 °F60.4 °F1.72 in.
November21.8 °F44.1 °F0.58 in.
December11.1 °F30.8 °F0.5 in.
Annual33.5 °F57.6 °F20.54 in.

Climate Data for Harrold South Dakota

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness ZoneZone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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