Frost dates 2026–2027

Frost dates for Matawan, New Jersey

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Freehold-Marlboro, 6.8 mi away (close match).

Last spring frostApr 17
First fall frostOct 23
190 frost-free days
Last spring frostApr 171 year in 10 after May 6
First fall frostOct 231 year in 10 by Oct 9
Growing season190 daysbetween median 32°F dates
Hardiness zoneZone 7b5 to 10°F average extreme low

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Will it freeze in Matawan in the next 7 nights?

No overnight lows at or below 32°F are forecast in Matawan during the next 7 nights in the available NWS frost forecast.

Tonight: forecast low 62°F. Above 36°F.

NWS forecast period: Thu, Nov 5, 6:00 PM EST to Fri, Nov 6, 6:00 AM EST.

1 of the next 7 nights are forecast at 36°F or colder, cold enough for frost on exposed plants.

Overnight lows from the National Weather Service forecast for this location. This covers the available forecast window, not the first freeze of the whole season. Frost can form above 32°F on clear, calm nights.

Frost and freeze probabilities

Freeze dates shift from year to year. Spring percentages describe the chance of a freeze after the stated date; fall percentages describe the chance of a freeze by that date. The 10% spring date is the cautious one: a later freeze happens about 1 year in 10.

These dates describe historical probabilities, not this year’s forecast or the earliest and latest possible freezes. Different weather stations or probability thresholds can produce different published dates for the same city.

Average first hard freeze in Matawan

The median first fall hard-freeze date (28°F) is November 3, from NOAA’s 1991–2020 Climate Normals at Freehold-Marlboro. This is the 50% probability date, not a forecast for this year.

TemperatureLast spring date
90% · 50% · 10% chance of a later freeze
First fall date
10% · 50% · 90% chance of an earlier freeze
Season
36°F frost possible Apr 16 · May 1 · May 18 Oct 1 · Oct 12 · Oct 26 164 days
32°F freeze Apr 2 · Apr 17 · May 6 Oct 9 · Oct 23 · Nov 7 190 days
28°F hard freeze Mar 19 · Apr 2 · Apr 19 Oct 18 · Nov 3 · Nov 20 214 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00283181. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Freehold-Marlboro

Average low temperature by month

Months with lows near or below freezing carry frost risk

Where these frost dates come from

The frost dates for Matawan, NJ come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Freehold-Marlboro (station USC00283181, elevation 194 ft), 6.8 mi from Matawan. Local conditions (valleys, hilltops, distance to water, city heat) can shift frost dates by days or weeks. The hardiness zone is from the 2023 USDA Plant Hardiness Zone Map (USDA ARS and Oregon State University PRISM). See our methodology.

Frost dates near Matawan

CityDistanceLast spring frostFirst fall frost
Keyport, NJ 2.5 mi Apr 17 Oct 23
Union Beach, NJ 4.3 mi Apr 17 Oct 23
Keansburg, NJ 5.0 mi Apr 17 Oct 23
South Amboy, NJ 5.6 mi Apr 15 Oct 26
Sayreville, NJ 5.6 mi Apr 15 Oct 26
Perth Amboy, NJ 7.5 mi Apr 15 Oct 26
South River, NJ 8.1 mi Apr 15 Oct 26
Spotswood, NJ 8.1 mi Apr 15 Oct 26
Red Bank, NJ 9.9 mi Apr 9 Nov 3
Freehold, NJ 11 mi Apr 17 Oct 23

Frequently asked questions

When is the last frost in Matawan?

On average, the last spring frost (32°F) in Matawan is around April 17. In about 1 year in 10 it comes after May 6, and in 9 years in 10 it comes after April 2.

When is the first frost in Matawan?

The first fall frost (32°F) usually arrives around October 23. There’s a 10% chance of a freeze by October 9 and a 90% chance by November 7.

Can it frost in Matawan after the last frost date?

Yes. Frost can form on clear, calm nights even when the air stays above 32°F. Temperatures of 36°F or lower, cold enough for frost on exposed plants, have a 50% chance of occurring after May 1.

What growing zone is Matawan?

Matawan is in USDA Plant Hardiness Zone 7b (average annual extreme minimum temperature 5 to 10°F), based on the 2023 USDA map for ZIP code 07747. See growing zones in New Jersey.

More: all New Jersey frost dates · New Jersey growing zones · frost vs. freeze