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

Milbank South Dakota Climate Data

Monthly Average Climate Data for Milbank South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.2 °F21.9 °F0.61 in.
February6.5 °F26.2 °F0.61 in.
March19.2 °F38.4 °F1.15 in.
April32.1 °F54.4 °F2.53 in.
May45.4 °F67.8 °F2.89 in.
June56.6 °F77.9 °F3.93 in.
July60.4 °F82.2 °F3.9 in.
August57.7 °F80.3 °F3.02 in.
September48.5 °F72.7 °F2.3 in.
October35.3 °F57.8 °F2.29 in.
November22.4 °F41.6 °F0.91 in.
December10.0 °F27.4 °F0.74 in.
Annual33.1 °F54.1 °F24.88 in.

Climate Data for Milbank South Dakota

Average First Frost DateOct. 1 - Oct. 10
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 ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2026 plantmaps.com