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

Geddes South Dakota Climate Data

Monthly Average Climate Data for Geddes South Dakota

Switch Data to Celsius/Metric Units

Month	Avg. Low	Avg. High	Avg. Precip
January	10.3 °F	31.2 °F	0.52 in.
February	14.0 °F	36.1 °F	0.7 in.
March	23.8 °F	47.7 °F	1.16 in.
April	34.7 °F	59.4 °F	2.99 in.
May	46.5 °F	70.6 °F	3.68 in.
June	57.5 °F	80.8 °F	3.83 in.
July	62.8 °F	87.4 °F	2.89 in.
August	60.5 °F	85.2 °F	3.0 in.
September	51.0 °F	77.5 °F	2.6 in.
October	37.5 °F	62.4 °F	2.07 in.
November	24.5 °F	47.0 °F	0.84 in.
December	14.3 °F	34.1 °F	0.65 in.
Annual	36.5 °F	60 °F	24.93 in.

Climate Data for Geddes South Dakota

Average First Frost Date	Oct. 1 - Oct. 10
Average Last Frost Date	Apr. 21 - Apr. 30
Average Days With Frost	125-150 Days
Plant Hardiness Zone	Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012	Zone 5a : -20°F to -15°F
Current Drought Conditions	Abnormally Dry
Köppen Climate Classification	Dfa - Humid Continental Hot Summers With Year Around Precipitation

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