Dunnellon, FL 34481 Frost Dates
Dunnellon, FL: when does the frost end?
Typically, the last spring freeze lands around 03/01, roughly 185 days out. Fall's first freeze usually shows up around 12/07, roughly 284 days after the last spring frost.
Dunnellon sits in USDA Zone 9a (20 to 25°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.
Stretching the season past the first frost
With roughly 14 weeks until Dunnellon's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Dunnellon's last frost
03/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/22 and only about 1 year in 10 sees frost after that.
Dunnellon against the rest of the dataset
Dunnellon's growing season runs about 284 days, ranking 4,694 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 1,376 of 1,609.
Learn more
Before leaning on 34481's figures: local microclimates explains what one yard in Dunnellon can differ from the 34481 normal, while zone vs. frost date explains why Zone 9a and Dunnellon's frost date answer different questions.