Frost Dates for 14416 — Bergen, New York

Half of springs at Batavia, NY see their last 32°F night by May 3; only one in ten is past it by April 21, and one in ten still has one after May 18. Planting tender crops after May 8 leaves a 30% risk of a frost on them, after May 12 20%, and after May 18 10%. The 15 days between the even-odds date and the one-in-ten date is narrower than at 29% of the 173 New York stations behind this site's ZIP pages.

In fall the first 32°F night comes by October 16 in half of years, as early as October 1 one year in ten, and holds off past October 29 one year in ten. A hard freeze of 28°F follows 13 days later, around October 29; in spring the one-in-ten date for 28°F is May 8, 10 days before the 32°F one. The freeze-free season lasts 165 days in a typical year, longer than at 58% of the 173 New York stations; it reaches 185 days one year in ten and falls short of 145 one year in ten. On average 131 nights a year drop to 32°F or below. Nights of 36°F, when frost can still settle on leaves in low, open spots, continue 8 days longer, to about May 11, and return around October 4. Severe cold of 16°F or below comes every winter, usually between December 1 and March 23.

July is the warmest month at Batavia, NY, averaging 80°F by day and 61°F at night; January is the coldest at 31°F and 16°F. A freezing night is all but certain in every month from October to April (a 90% chance or more). From June to September the chance of a 32°F night stays under 10% each month. In spring, May still brings one in 58% of years.

Warmth for growing adds up to 2,571 growing degree days a year (base 50°F), more than at 56% of the 173 New York stations. 32% of them (826) have built up by the end of June, and July adds the most, 631. Precipitation totals 36.6 inches a year, most in June (3.7") and least in February (1.9"); May to September bring 47% of it.

The nearest other station, Brockport, NY, 10 miles north of Bergen and 415 feet lower, has a last frost 9 days earlier (April 24), a first frost 14 days later (October 30), a season 22 days longer.

The first measurable snow (0.1 inch or more) in Bergen usually arrives around November 19, and the last of the season around April 3. Those are the middle dates across the winters of 1991–2020 at Batavia, NY, 9.4 miles away: half of years saw snow earlier, half later. Every one of those winters saw snow. The last 32°F night of spring typically comes 30 days after the last snow.

ZIP 14416 is 9 miles from Batavia, NY, which stands at 913 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 4 other ZIP codes share the station; its figures are presented in full for 14020 (Batavia). The 2023 USDA Plant Hardiness Zone Map lists ZIP 14416 in zone 6b, the band where the coldest night of the year averaged -5 to 0°F (-20.6 to -17.8°C) over 1991–2020; a zone describes winter lows, not frost dates.