Frost Dates for 08330 — Mays Landing, New Jersey

Half of springs at Estell Manor, NJ see their last 32°F night by April 24; only one in ten is past it by April 8, and one in ten still has one after May 12. Planting tender crops after May 1 leaves a 30% risk of a frost on them, after May 5 20%, and after May 12 10%. The 18 days between the even-odds date and the one-in-ten date is wider than at 80% of the 56 New Jersey stations behind this site's ZIP pages.

In fall the first 32°F night comes by October 22 in half of years, as early as October 8 one year in ten, and holds off past November 5 one year in ten. A hard freeze of 28°F follows 12 days later, around November 3; in spring the one-in-ten date for 28°F is April 25, 17 days before the 32°F one. The freeze-free season lasts 180 days in a typical year, shorter than at 77% of the 56 New Jersey stations; it reaches 202 days one year in ten and falls short of 158 one year in ten. On average 117 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 12 days longer, to about May 6, and return around October 12. Severe cold of 16°F or below comes every winter, usually between December 13 and March 3.

July is the warmest month at Estell Manor, NJ, averaging 87°F by day and 66°F at night; January is the coldest at 43°F and 23°F. A freezing night is all but certain in every month from November 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 31% of years.

Warmth for growing adds up to 3,608 growing degree days a year (base 50°F), more than at 63% of the 56 New Jersey stations. 34% of them (1,215) have built up by the end of June, and July adds the most, 812. Precipitation totals 50.4 inches a year, most in August (5.5") and least in February (3.4"); May to September bring 43% of it.

The nearest other station, Atlantic City International Airport, NJ, 10 miles east of Mays Landing, has a last frost 6 days earlier (April 18), a first frost 7 days later (October 29), a season 10 days longer.

The first measurable snow (0.1 inch or more) in Mays Landing usually arrives around December 16, and the last of the season around March 21. Those are the middle dates across the winters of 1991–2020 at Estell Manor, NJ, 7.6 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 34 days after the last snow.

ZIP 08330 is 8 miles from Estell Manor, NJ, which stands at 85 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 1 other ZIP code shares the station. The 2023 USDA Plant Hardiness Zone Map lists ZIP 08330 in zone 7a, the band where the coldest night of the year averaged 0 to 5°F (-17.8 to -15.0°C) over 1991–2020; a zone describes winter lows, not frost dates.