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 = 'heislerville' and st_surl='new-jersey' and iso_cc = 'US' and prim_loc in (1,2) Heislerville New Jersey Climate Data - Updated February 2026

Heislerville New Jersey Climate Data

Monthly Average Climate Data for Heislerville New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January27.0 °F42.0 °F3.32 in.
February27.8 °F43.4 °F3.0 in.
March34.4 °F50.5 °F4.34 in.
April44.5 °F61.4 °F3.49 in.
May53.7 °F70.4 °F3.56 in.
June63.4 °F79.9 °F3.88 in.
July69.0 °F84.3 °F4.49 in.
August67.3 °F82.8 °F4.6 in.
September61.7 °F77.0 °F3.88 in.
October50.6 °F66.6 °F4.03 in.
November40.1 °F55.8 °F3.2 in.
December32.3 °F46.7 °F4.07 in.
Annual47.7 °F63.4 °F45.86 in.

Climate Data for Heislerville New Jersey

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness ZoneZone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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