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 = 'mound-city' and st_surl='south-dakota' and iso_cc = 'US' and prim_loc in (1,2) Mound City South Dakota Climate Data - Updated February 2026

Mound City South Dakota Climate Data

Monthly Average Climate Data for Mound City South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.8 °F22.8 °F0.39 in.
February7.8 °F27.7 °F0.49 in.
March19.2 °F40.1 °F0.76 in.
April31.1 °F55.7 °F1.41 in.
May43.5 °F68.0 °F2.76 in.
June54.4 °F77.7 °F3.41 in.
July59.8 °F84.3 °F3.04 in.
August57.3 °F83.3 °F2.15 in.
September47.7 °F74.2 °F1.69 in.
October34.3 °F57.9 °F1.69 in.
November21.0 °F41.3 °F0.52 in.
December9.9 °F27.9 °F0.46 in.
Annual32.5 °F55.1 °F18.77 in.

Climate Data for Mound City 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 4a : -30°F to -25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDwa - Humid Continental Hot Summers With Dry Winters
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