Frost dates for 32046Hilliard, FL
The average last spring frost in Hilliard is February 26 and the average first fall frost is December 7, giving a typical growing season of about 285 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 26
- Average first fall frost
- Dec 7
- Growing season
- 285 days
Safer after Mar 21 (1-in-10 risk)
Possible by Nov 16 (1-in-10 risk)
First frost typically in 34 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) | Feb 18 · Mar 13 · Apr 3 | Nov 5 · Nov 22 · Dec 13 | 254 days | 100% |
| Frost / freeze (32°F) | Jan 29 · Feb 26 · Mar 21 | Nov 16 · Dec 7 · Jan 7 | 285 days | 100% |
| Hard freeze (28°F) | Jan 3 · Feb 3 · Mar 6 | Nov 30 · Dec 30 · Jan 29 | 320 days | 92% |
Planting calendar for Hilliard
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 | Jan 26 – Apr 3 |
| Tomatoes | Transplant outdoors | Mar 14 – Aug 17 |
| Peppers | Start seeds indoors | Jan 26 – Feb 26 |
| Peppers | Transplant outdoors | Mar 28 – Apr 28 |
| Eggplant | Start seeds indoors | Feb 12 – Mar 13 |
| Eggplant | Transplant outdoors | Mar 28 – Apr 28 |
| Cucumbers | Sow outdoors | Mar 28 – Aug 27 |
| Summer squash | Sow outdoors | Mar 14 – Apr 28 |
| Winter squash & pumpkins | Sow outdoors | Mar 28 – Apr 28 |
| Snap beans | Sow outdoors | Mar 14 – Sep 19 |
| Sweet corn | Sow outdoors | Mar 14 – Aug 17 |
| Watermelon & cantaloupe | Sow outdoors | Mar 28 – Apr 28 |
| Okra | Sow outdoors | Mar 21 – Apr 13 |
| Peas | Sow outdoors (spring) | Jan 26 – Mar 13 |
| Potatoes | Plant outdoors (spring) | Jan 26 – Mar 28 |
| Onions | Start seeds indoors (spring) | Dec 15 – Jan 11 |
| Onions | Transplant outdoors (spring) | Feb 12 – Mar 13 |
| Broccoli | Start seeds indoors (spring) | Jan 8 – Feb 11 |
| Broccoli | Transplant outdoors (spring) | Feb 12 – Mar 13 |
| Broccoli | Start seeds indoors (fall) | Aug 7 – Aug 17 |
| Broccoli | Transplant outdoors (fall) | Sep 6 – Sep 17 |
| Cabbage | Start seeds indoors (spring) | Dec 29 – Jan 26 |
| Cabbage | Transplant outdoors (spring) | Jan 26 – Feb 26 |
| Cabbage | Start seeds indoors (fall) | Jul 28 – Aug 27 |
| Cabbage | Transplant outdoors (fall) | Aug 27 – Sep 27 |
| Leaf lettuce | Sow outdoors (spring) | Jan 26 – Apr 13 |
| Leaf lettuce | Sow outdoors (fall) | Aug 27 – Oct 13 |
| Spinach | Sow outdoors (spring) | Jan 19 – Mar 4 |
| Spinach | Sow outdoors (fall) | Sep 13 – Oct 18 |
| Radishes | Sow outdoors (spring) | Jan 26 – Mar 18 |
| Radishes | Sow outdoors (fall) | Aug 27 – Oct 28 |
| Kale | Sow outdoors (spring) | Feb 12 – Mar 4 |
| Kale | Sow outdoors (fall) | Aug 20 – Sep 27 |
| Carrots | Sow outdoors (spring) | Feb 26 – Apr 13 |
| Carrots | Sow outdoors (fall) | Jul 28 – Sep 12 |
| Garlic | Plant outdoors (fall) | Nov 27 – Dec 28 |
Where these dates come from
ZIP code 32046 is matched to the NOAA station Folkston 9 Sw, GA, 19.3 km away, at 120 ft elevation (35 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Folkston 9 Sw, GA (used) | 120 ft | Feb 26 | Dec 7 |
| Jacksonville, FL | 33 ft | Feb 25 | Dec 7 |
| Woodbine, GA | 16 ft | Mar 14 | Nov 25 |
| Jackson Whitehouse Nolf, FL | 99 ft | Feb 28 | Dec 3 |
Frost dates near Hilliard
- Callahan, FL 32011 · last Feb 25, first Dec 7
- Folkston, GA 31537 · last Feb 26, first Dec 7
- Saint George, GA 31562 · last Feb 26, first Dec 7
- Kingsland, GA 31548 · last Mar 14, first Nov 25
- Bryceville, FL 32009 · last Feb 28, first Dec 3
- Yulee, FL 32097 · last Feb 25, first Dec 7
- Jacksonville, FL 32219 · last Feb 25, first Dec 7
- White Oak, GA 31568 · last Mar 14, first Nov 25
Frequently asked questions
- When is the last frost in Hilliard, FL?
- For ZIP code 32046, the average last spring frost (32°F) is February 26, based on NOAA 1991-2020 climate normals for the Folkston 9 Sw, GA weather station. There is a 1-in-10 chance of a frost after March 21.
- When is the first frost in Hilliard, FL?
- The average first fall frost (32°F) is December 7. There is a 1-in-10 chance of frost by November 16, so tender plants are at risk from that point on.
- How long is the growing season in 32046?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 285 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.