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 = 'westerville' and st_surl='nebraska' and iso_cc = 'US' and prim_loc in (1,2) Westerville Nebraska Climate Data - Updated February 2026

Westerville Nebraska Climate Data

Monthly Average Climate Data for Westerville Nebraska

Switch Data to Celsius/Metric Units

Month	Avg. Low	Avg. High	Avg. Precip
January	12.3 °F	36.2 °F	0.5 in.
February	15.3 °F	39.6 °F	0.66 in.
March	24.4 °F	50.9 °F	1.38 in.
April	34.2 °F	60.7 °F	2.89 in.
May	45.6 °F	70.6 °F	4.04 in.
June	56.7 °F	81.1 °F	3.79 in.
July	61.8 °F	86.6 °F	3.21 in.
August	59.4 °F	84.6 °F	3.04 in.
September	49.1 °F	77.2 °F	2.17 in.
October	35.6 °F	64.1 °F	1.93 in.
November	23.3 °F	49.8 °F	0.95 in.
December	14.8 °F	38.2 °F	0.7 in.
Annual	36 °F	61.6 °F	25.26 in.

Climate Data for Westerville Nebraska

Average First Frost Date	Oct. 1 - Oct. 10
Average Last Frost Date	May 1 - May 10
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	Moderate Drought
Köppen Climate Classification	Dfa - Humid Continental Hot Summers With Year Around Precipitation

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