Brighton, TN 38011 Frost Dates
When can you plant in Brighton, TN?
Typically, the last spring freeze lands around 03/27, roughly 211 days out. The first fall frost typically arrives around 11/04, about 222 frost-free days later.
Brighton sits in USDA Zone 8a (10 to 15°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
About 10 weeks of growing season left in Brighton before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Brighton's last frost
03/27 is the middle of 30 years of NOAA records, not a promise. Plant by 03/08 and you're betting against frost in roughly 9 years out of 10. 04/11 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Brighton compares
Brighton's growing season runs about 222 days, ranking 12,264 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 113 of 770.
Learn more
the frost range covers how to read the range around Brighton's dates instead of trusting one. local microclimates covers what one yard in Brighton can differ from the 38011 normal.