North Haven, NY 11956 Frost Dates
North Haven, NY: when does the frost end?
The last spring frost here typically falls around 04/19, about 234 days from today. Fall's first freeze usually shows up around 11/01, roughly 196 days after the last spring frost.
Zone 7a (0 to 5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for North Haven, not a forecast for this year.
Stretching the season past the first frost
With roughly 9 weeks until North Haven's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/19 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/04 and only about 1 year in 10 sees frost after that.
North Haven against the rest of the dataset
North Haven's growing season runs about 196 days, ranking 19,024 of 40,283 US ZIP codes measured here, longest to shortest. Within NY, it ranks 351 of 1,951.
Learn more
Before leaning on 11956's figures: local microclimates explains what one yard in North Haven can differ from the 11956 normal, while zone vs. frost date explains why Zone 7a and North Haven's frost date answer different questions.