Frost dates for 07753Neptune, NJ
The average last spring frost in Neptune is April 9 and the average first fall frost is November 3, giving a typical growing season of about 208 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 9
- Average first fall frost
- Nov 3
- Growing season
- 208 days
Safer after Apr 23 (1-in-10 risk)
Possible by Oct 21 (1-in-10 risk)
First frost typically in 0 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.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | Apr 8 · Apr 22 · May 8 | Oct 11 · Oct 24 · Nov 6 | 184 days | 100% |
| Frost / freeze (32°F) | Mar 28 · Apr 9 · Apr 23 | Oct 21 · Nov 3 · Nov 18 | 208 days | 100% |
| Hard freeze (28°F) | Mar 13 · Mar 29 · Apr 10 | Nov 1 · Nov 15 · Dec 2 | 233 days | 100% |
Planting calendar for Neptune
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.
| Crop | Task | Window |
|---|---|---|
| Tomatoes | Start seeds indoors | Mar 9 – May 15 |
| Tomatoes | Transplant outdoors | Apr 25 – Jul 14 |
| Peppers | Start seeds indoors | Mar 9 – Apr 9 |
| Peppers | Transplant outdoors | May 9 – Jun 9 |
| Eggplant | Start seeds indoors | Mar 26 – Apr 24 |
| Eggplant | Transplant outdoors | May 9 – Jun 9 |
| Cucumbers | Sow outdoors | May 9 – Jul 24 |
| Summer squash | Sow outdoors | Apr 25 – Jun 9 |
| Winter squash & pumpkins | Sow outdoors | May 9 – Jun 9 |
| Snap beans | Sow outdoors | Apr 25 – Aug 16 |
| Sweet corn | Sow outdoors | Apr 25 – Jul 14 |
| Watermelon & cantaloupe | Sow outdoors | May 9 – Jun 9 |
| Okra | Sow outdoors | May 2 – May 25 |
| Peas | Sow outdoors (spring) | Mar 9 – Apr 24 |
| Potatoes | Plant outdoors (spring) | Mar 9 – May 9 |
| Onions | Start seeds indoors (spring) | Jan 26 – Feb 22 |
| Onions | Transplant outdoors (spring) | Mar 26 – Apr 24 |
| Broccoli | Start seeds indoors (spring) | Feb 19 – Mar 25 |
| Broccoli | Transplant outdoors (spring) | Mar 26 – Apr 24 |
| Broccoli | Start seeds indoors (fall) | Jul 4 – Jul 14 |
| Broccoli | Transplant outdoors (fall) | Aug 3 – Aug 14 |
| Cabbage | Start seeds indoors (spring) | Feb 9 – Mar 9 |
| Cabbage | Transplant outdoors (spring) | Mar 9 – Apr 9 |
| Cabbage | Start seeds indoors (fall) | Jun 24 – Jul 24 |
| Cabbage | Transplant outdoors (fall) | Jul 24 – Aug 24 |
| Leaf lettuce | Sow outdoors (spring) | Mar 9 – May 25 |
| Leaf lettuce | Sow outdoors (fall) | Jul 24 – Sep 9 |
| Spinach | Sow outdoors (spring) | Mar 2 – Apr 15 |
| Spinach | Sow outdoors (fall) | Aug 10 – Sep 14 |
| Radishes | Sow outdoors (spring) | Mar 9 – Apr 29 |
| Radishes | Sow outdoors (fall) | Jul 24 – Sep 24 |
| Kale | Sow outdoors (spring) | Mar 26 – Apr 15 |
| Kale | Sow outdoors (fall) | Jul 17 – Aug 24 |
| Carrots | Sow outdoors (spring) | Apr 9 – May 25 |
| Carrots | Sow outdoors (fall) | Jun 24 – Aug 9 |
| Garlic | Plant outdoors (fall) | Oct 24 – Nov 24 |
Where these dates come from
ZIP code 07753 is matched to the NOAA station Long Branch-Oakhurst, NJ, 11.4 km away, at 30 ft elevation (16 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Long Branch-Oakhurst, NJ (used) | 30 ft | Apr 9 | Nov 3 |
| Freehold-Marlboro, NJ | 194 ft | Apr 17 | Oct 23 |
| Toms River, NJ | 10 ft | Apr 23 | Oct 20 |
| New Brunswick 3 Se, NJ | 111 ft | Apr 15 | Oct 26 |
Frost dates near Neptune
- Neptune, NJ 07754 · last Apr 9, first Nov 3
- Belmar, NJ 07719 · last Apr 9, first Nov 3
- Asbury Park, NJ 07712 · last Apr 9, first Nov 3
- Bradley Beach, NJ 07720 · last Apr 9, first Nov 3
- Avon By The Sea, NJ 07717 · last Apr 9, first Nov 3
- Ocean Grove, NJ 07756 · last Apr 9, first Nov 3
- Allenhurst, NJ 07711 · last Apr 9, first Nov 3
- Spring Lake, NJ 07762 · last Apr 9, first Nov 3
Frequently asked questions
- When is the last frost in Neptune, NJ?
- For ZIP code 07753, the average last spring frost (32°F) is April 9, based on NOAA 1991-2020 climate normals for the Long Branch-Oakhurst, NJ weather station. There is a 1-in-10 chance of a frost after April 23.
- When is the first frost in Neptune, NJ?
- The average first fall frost (32°F) is November 3. There is a 1-in-10 chance of frost by October 21, so tender plants are at risk from that point on.
- How long is the growing season in 07753?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 208 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.