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 = 'rupert' and st_surl='idaho' and iso_cc = 'US' and prim_loc in (1,2) Rupert Idaho Climate Data - Updated February 2026

Rupert Idaho Climate Data

Monthly Average Climate Data for Rupert Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.8 °F36.0 °F1.21 in.
February21.8 °F41.3 °F0.7 in.
March28.0 °F51.7 °F1.0 in.
April32.7 °F59.1 °F1.04 in.
May40.7 °F68.7 °F1.43 in.
June47.3 °F77.6 °F0.74 in.
July53.8 °F87.9 °F0.24 in.
August51.8 °F87.0 °F0.4 in.
September43.5 °F77.0 °F0.59 in.
October34.0 °F63.2 °F0.85 in.
November25.2 °F47.8 °F0.88 in.
December18.9 °F36.4 °F1.25 in.
Annual34.7 °F61.1 °F10.33 in.

Climate Data for Rupert Idaho

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness ZoneZone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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