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 = 'griffin' and st_surl='indiana' and iso_cc = 'US' and prim_loc in (1,2) Griffin Indiana Climate Data - Updated February 2026

Griffin Indiana Climate Data

Monthly Average Climate Data for Griffin Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.1 °F40.4 °F3.55 in.
February26.8 °F45.5 °F2.92 in.
March35.1 °F55.4 °F4.26 in.
April45.5 °F67.4 °F4.86 in.
May56.1 °F77.0 °F5.27 in.
June64.8 °F85.5 °F4.4 in.
July67.7 °F88.2 °F4.28 in.
August65.6 °F87.2 °F3.08 in.
September57.9 °F82.0 °F3.33 in.
October46.3 °F70.2 °F3.4 in.
November35.8 °F55.8 °F3.8 in.
December27.9 °F44.6 °F3.52 in.
Annual46.1 °F66.6 °F46.67 in.

Climate Data for Griffin Indiana

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost50-75 Days
Plant Hardiness ZoneZone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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