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 = 'seymour' and st_surl='tennessee' and iso_cc = 'US' and prim_loc in (1,2) Seymour Tennessee Climate Data - Updated February 2026

Seymour Tennessee Climate Data

Monthly Average Climate Data for Seymour Tennessee

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January27.7 °F47.1 °F4.87 in.
February30.6 °F51.5 °F4.48 in.
March36.8 °F60.4 °F4.91 in.
April44.9 °F69.8 °F4.53 in.
May54.4 °F77.3 °F4.14 in.
June62.2 °F83.8 °F4.16 in.
July66.1 °F86.6 °F5.18 in.
August64.9 °F86.2 °F3.14 in.
September58.9 °F81.3 °F3.32 in.
October46.7 °F71.0 °F3.12 in.
November36.0 °F59.3 °F4.08 in.
December30.9 °F50.1 °F5.13 in.
Annual46.7 °F68.7 °F51.06 in.

Climate Data for Seymour Tennessee

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost50-75 Days
Plant Hardiness ZoneZone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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