FrostDateByZip

Frost dates for 07722Colts Neck, NJ

The average last spring frost in Colts Neck is April 17 and the average first fall frost is October 23, giving a typical growing season of about 190 days. Dates are based on NOAA 1991-2020 climate normals.

Average last spring frost
Apr 17

Safer after May 6 (1-in-10 risk)

Average first fall frost
Oct 23

Possible by Oct 9 (1-in-10 risk)

Growing season
190 days

Last frost typically in 165 days

Frost risk by date

NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.

Spring dates: chance of a frost AFTER the date. Fall dates: chance of a frost BEFORE the date.
TemperatureLast spring: 90% / 50% / 10% chanceFirst fall: 10% / 50% / 90% chanceGrowing season (50%)Years with at least one
Light frost (36°F)Apr 16 · May 1 · May 18Oct 1 · Oct 12 · Oct 26164 days100%
Frost / freeze (32°F)Apr 2 · Apr 17 · May 6Oct 9 · Oct 23 · Nov 7190 days100%
Hard freeze (28°F)Mar 19 · Apr 2 · Apr 19Oct 18 · Nov 3 · Nov 20214 days100%

Planting calendar for Colts Neck

Planting windows from the University of Maryland Extension calendar, shifted to your average frost dates. Use them as a starting point and adjust for seed packet instructions and local conditions.

CropTaskWindow
TomatoesStart seeds indoorsMar 17 – May 23
TomatoesTransplant outdoorsMay 3 – Jul 3
PeppersStart seeds indoorsMar 17 – Apr 17
PeppersTransplant outdoorsMay 17 – Jun 17
EggplantStart seeds indoorsApr 3 – May 2
EggplantTransplant outdoorsMay 17 – Jun 17
CucumbersSow outdoorsMay 17 – Jul 13
Summer squashSow outdoorsMay 3 – Jun 17
Winter squash & pumpkinsSow outdoorsMay 17 – Jun 17
Snap beansSow outdoorsMay 3 – Aug 5
Sweet cornSow outdoorsMay 3 – Jul 3
Watermelon & cantaloupeSow outdoorsMay 17 – Jun 17
OkraSow outdoorsMay 10 – Jun 2
PeasSow outdoors (spring)Mar 17 – May 2
PotatoesPlant outdoors (spring)Mar 17 – May 17
OnionsStart seeds indoors (spring)Feb 3 – Mar 2
OnionsTransplant outdoors (spring)Apr 3 – May 2
BroccoliStart seeds indoors (spring)Feb 27 – Apr 2
BroccoliTransplant outdoors (spring)Apr 3 – May 2
BroccoliStart seeds indoors (fall)Jun 23 – Jul 3
BroccoliTransplant outdoors (fall)Jul 23 – Aug 3
CabbageStart seeds indoors (spring)Feb 17 – Mar 17
CabbageTransplant outdoors (spring)Mar 17 – Apr 17
CabbageStart seeds indoors (fall)Jun 13 – Jul 13
CabbageTransplant outdoors (fall)Jul 13 – Aug 13
Leaf lettuceSow outdoors (spring)Mar 17 – Jun 2
Leaf lettuceSow outdoors (fall)Jul 13 – Aug 29
SpinachSow outdoors (spring)Mar 10 – Apr 23
SpinachSow outdoors (fall)Jul 30 – Sep 3
RadishesSow outdoors (spring)Mar 17 – May 7
RadishesSow outdoors (fall)Jul 13 – Sep 13
KaleSow outdoors (spring)Apr 3 – Apr 23
KaleSow outdoors (fall)Jul 6 – Aug 13
CarrotsSow outdoors (spring)Apr 17 – Jun 2
CarrotsSow outdoors (fall)Jun 13 – Jul 29
GarlicPlant outdoors (fall)Oct 13 – Nov 13

Where these dates come from

ZIP code 07722 is matched to the NOAA station Freehold-Marlboro, NJ, 6.4 km away, at 194 ft elevation (89 ft higher than the ZIP code's center). Nearby stations for comparison:

StationElevationAvg last frostAvg first frost
Freehold-Marlboro, NJ (used)194 ftApr 17Oct 23
Long Branch-Oakhurst, NJ30 ftApr 9Nov 3
New Brunswick 3 Se, NJ111 ftApr 15Oct 26
Hightstown 2 W, NJ100 ftApr 25Oct 16

Frost dates near Colts Neck

Frequently asked questions

When is the last frost in Colts Neck, NJ?
For ZIP code 07722, the average last spring frost (32°F) is April 17, based on NOAA 1991-2020 climate normals for the Freehold-Marlboro, NJ weather station. There is a 1-in-10 chance of a frost after May 6.
When is the first frost in Colts Neck, NJ?
The average first fall frost (32°F) is October 23. There is a 1-in-10 chance of frost by October 9, so tender plants are at risk from that point on.
How long is the growing season in 07722?
In half of years, the frost-free season (between the last and first 32°F frost) is at least 190 days long.
Are these frost dates a forecast?
No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.