South Dayton, NY 14723 Frost Dates
South Dayton, NY: when does the frost end?
Typically, the last spring freeze lands around 04/25, roughly 240 days out. Fall's first freeze usually shows up around 11/01, roughly 185 days after the last spring frost.
South Dayton sits in USDA Zone 6a (-10 to -5°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 9 weeks until South Dayton's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around South Dayton's last frost
04/25 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/12 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/09 and only about 1 year in 10 sees frost after that.
South Dayton against the rest of the dataset
At roughly 185 frost-free days, South Dayton places 23,283 of 40,283 ZIP codes in this dataset. Within NY, it ranks 463 of 1,951.
Learn more
Before leaning on 14723's figures: local microclimates explains what one yard in South Dayton can differ from the 14723 normal, while zone vs. frost date explains why Zone 6a and South Dayton's frost date answer different questions.