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

Tolstoy South Dakota Climate Data

Monthly Average Climate Data for Tolstoy South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.5 °F23.3 °F0.41 in.
February8.5 °F27.9 °F0.57 in.
March19.2 °F40.5 °F0.83 in.
April31.0 °F55.3 °F1.75 in.
May43.4 °F67.6 °F3.04 in.
June54.3 °F77.6 °F3.55 in.
July59.2 °F83.8 °F2.97 in.
August57.3 °F82.8 °F2.33 in.
September47.7 °F73.9 °F1.99 in.
October34.5 °F58.0 °F1.68 in.
November21.2 °F41.5 °F0.59 in.
December10.2 °F28.0 °F0.5 in.
Annual32.6 °F55 °F20.21 in.

Climate Data for Tolstoy 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 ClassificationDwa - Humid Continental Hot Summers With Dry Winters
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