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 = 'de-smet' and st_surl='idaho' and iso_cc = 'US' and prim_loc in (1,2) De Smet Idaho Climate Data - Updated February 2026

De Smet Idaho Climate Data

Monthly Average Climate Data for De Smet Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.1 °F37.3 °F3.53 in.
February26.0 °F41.5 °F2.57 in.
March29.7 °F48.8 °F2.57 in.
April34.3 °F56.8 °F2.03 in.
May40.1 °F66.3 °F2.31 in.
June45.4 °F71.8 °F1.59 in.
July48.8 °F83.0 °F0.6 in.
August48.1 °F84.5 °F0.62 in.
September41.6 °F75.1 °F0.76 in.
October34.4 °F60.5 °F2.01 in.
November29.3 °F44.8 °F2.96 in.
December23.9 °F36.1 °F3.37 in.
Annual35.6 °F58.9 °F24.92 in.

Climate Data for De Smet Idaho

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness ZoneZone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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