Frost dates for 14753Limestone, NY
The average last spring frost in Limestone is May 12 and the average first fall frost is October 9, giving a typical growing season of about 150 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- May 12
- Average first fall frost
- Oct 9
- Growing season
- 150 days
Safer after May 28 (1-in-10 risk)
Possible by Sep 28 (1-in-10 risk)
Last frost typically in 190 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) | May 8 · May 25 · Jun 7 | Sep 16 · Sep 29 · Oct 10 | 126 days | 100% |
| Frost / freeze (32°F) | Apr 27 · May 12 · May 28 | Sep 28 · Oct 9 · Oct 24 | 150 days | 100% |
| Hard freeze (28°F) | Apr 15 · Apr 30 · May 16 | Oct 6 · Oct 23 · Nov 7 | 174 days | 100% |
Planting calendar for Limestone
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 | Apr 11 – Jun 17 |
| Tomatoes | Transplant outdoors | May 28 – Jun 19 |
| Peppers | Start seeds indoors | Apr 11 – May 12 |
| Peppers | Transplant outdoors | Jun 11 – Jul 12 |
| Eggplant | Start seeds indoors | Apr 28 – May 27 |
| Eggplant | Transplant outdoors | Jun 11 – Jul 12 |
| Cucumbers | Sow outdoors | Jun 11 – Jun 29 |
| Summer squash | Sow outdoors | May 28 – Jul 12 |
| Winter squash & pumpkins | Sow outdoors | Jun 11 – Jul 12 |
| Snap beans | Sow outdoors | May 28 – Jul 22 |
| Sweet corn | Sow outdoors | May 28 – Jun 19 |
| Watermelon & cantaloupe | Sow outdoors | Jun 11 – Jul 12 |
| Okra | Sow outdoors | Jun 4 – Jun 27 |
| Peas | Sow outdoors (spring) | Apr 11 – May 27 |
| Potatoes | Plant outdoors (spring) | Apr 11 – Jun 11 |
| Onions | Start seeds indoors (spring) | Feb 28 – Mar 27 |
| Onions | Transplant outdoors (spring) | Apr 28 – May 27 |
| Broccoli | Start seeds indoors (spring) | Mar 24 – Apr 27 |
| Broccoli | Transplant outdoors (spring) | Apr 28 – May 27 |
| Broccoli | Start seeds indoors (fall) | Jun 9 – Jun 19 |
| Broccoli | Transplant outdoors (fall) | Jul 9 – Jul 20 |
| Cabbage | Start seeds indoors (spring) | Mar 14 – Apr 11 |
| Cabbage | Transplant outdoors (spring) | Apr 11 – May 12 |
| Cabbage | Start seeds indoors (fall) | May 30 – Jun 29 |
| Cabbage | Transplant outdoors (fall) | Jun 29 – Jul 30 |
| Leaf lettuce | Sow outdoors (spring) | Apr 11 – Jun 27 |
| Leaf lettuce | Sow outdoors (fall) | Jun 29 – Aug 15 |
| Spinach | Sow outdoors (spring) | Apr 4 – May 18 |
| Spinach | Sow outdoors (fall) | Jul 16 – Aug 20 |
| Radishes | Sow outdoors (spring) | Apr 11 – Jun 1 |
| Radishes | Sow outdoors (fall) | Jun 29 – Aug 30 |
| Kale | Sow outdoors (spring) | Apr 28 – May 18 |
| Kale | Sow outdoors (fall) | Jun 22 – Jul 30 |
| Carrots | Sow outdoors (spring) | May 12 – Jun 27 |
| Carrots | Sow outdoors (fall) | May 30 – Jul 15 |
| Garlic | Plant outdoors (fall) | Sep 29 – Oct 30 |
Where these dates come from
ZIP code 14753 is matched to the NOAA station Allegany Sp, NY, 10.5 km away, at 1,500 ft elevation (193 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Allegany Sp, NY (used) | 1,500 ft | May 12 | Oct 9 |
| Salamanca 2, NY | 1,415 ft | May 18 | Oct 1 |
| Olean, NY | 1,420 ft | May 7 | Oct 11 |
| Bradford 4Sw Rsch 5, PA | 1,660 ft | May 18 | Oct 4 |
Frost dates near Limestone
- Kill Buck, NY 14748 · last May 12, first Oct 9
- Allegany, NY 14706 · last May 7, first Oct 11
- Derrick City, PA 16727 · last May 18, first Oct 4
- Bradford, PA 16701 · last May 18, first Oct 4
- Saint Bonaventure, NY 14778 · last May 7, first Oct 11
- Salamanca, NY 14779 · last May 12, first Oct 9
- Great Valley, NY 14741 · last May 17, first Oct 1
- Duke Center, PA 16729 · last May 18, first Oct 4
Frequently asked questions
- When is the last frost in Limestone, NY?
- For ZIP code 14753, the average last spring frost (32°F) is May 12, based on NOAA 1991-2020 climate normals for the Allegany Sp, NY weather station. There is a 1-in-10 chance of a frost after May 28.
- When is the first frost in Limestone, NY?
- The average first fall frost (32°F) is October 9. There is a 1-in-10 chance of frost by September 28, so tender plants are at risk from that point on.
- How long is the growing season in 14753?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 150 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.