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 = 'hillsboro' and st_surl='wisconsin' and iso_cc = 'US' and prim_loc in (1,2) Hillsboro Wisconsin Climate Data - Updated February 2026

Hillsboro Wisconsin Climate Data

Monthly Average Climate Data for Hillsboro Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.5 °F25.4 °F1.29 in.
February10.3 °F30.0 °F1.18 in.
March21.6 °F42.2 °F1.93 in.
April33.4 °F55.9 °F3.95 in.
May45.2 °F67.8 °F4.63 in.
June55.4 °F77.2 °F5.49 in.
July59.3 °F81.3 °F4.11 in.
August56.9 °F79.2 °F4.39 in.
September48.5 °F72.0 °F3.71 in.
October36.8 °F59.0 °F2.77 in.
November25.7 °F43.7 °F1.97 in.
December14.6 °F30.9 °F1.53 in.
Annual34.6 °F55.4 °F36.95 in.

Climate Data for Hillsboro Wisconsin

Average First Frost DateOct. 1 - Oct. 10
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 ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2026 plantmaps.com