Frost dates for 32034Fernandina Beach, FL
The average last spring frost in Fernandina Beach is February 19 and the average first fall frost is December 14, giving a typical growing season of about 299 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 19
- Average first fall frost
- Dec 14
- Growing season
- 299 days
Safer after Mar 14 (1-in-10 risk)
Possible by Nov 21 (1-in-10 risk)
First frost typically in 41 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 12 · Mar 5 · Mar 31 | Nov 11 · Nov 29 · Dec 22 | 267 days | 100% |
| Frost / freeze (32°F) | Jan 19 · Feb 19 · Mar 14 | Nov 21 · Dec 14 · Jan 15 | 299 days | 98% |
| Hard freeze (28°F) | Dec 31 · Feb 3 · Feb 28 | Dec 2 · Jan 3 · Feb 7 | 331 days | 84% |
Planting calendar for Fernandina Beach
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 19 – Mar 27 |
| Tomatoes | Transplant outdoors | Mar 7 – Aug 24 |
| Peppers | Start seeds indoors | Jan 19 – Feb 19 |
| Peppers | Transplant outdoors | Mar 21 – Apr 21 |
| Eggplant | Start seeds indoors | Feb 5 – Mar 6 |
| Eggplant | Transplant outdoors | Mar 21 – Apr 21 |
| Cucumbers | Sow outdoors | Mar 21 – Sep 3 |
| Summer squash | Sow outdoors | Mar 7 – Apr 21 |
| Winter squash & pumpkins | Sow outdoors | Mar 21 – Apr 21 |
| Snap beans | Sow outdoors | Mar 7 – Sep 26 |
| Sweet corn | Sow outdoors | Mar 7 – Aug 24 |
| Watermelon & cantaloupe | Sow outdoors | Mar 21 – Apr 21 |
| Okra | Sow outdoors | Mar 14 – Apr 6 |
| Peas | Sow outdoors (spring) | Jan 19 – Mar 6 |
| Potatoes | Plant outdoors (spring) | Jan 19 – Mar 21 |
| Onions | Start seeds indoors (spring) | Dec 8 – Jan 4 |
| Onions | Transplant outdoors (spring) | Feb 5 – Mar 6 |
| Broccoli | Start seeds indoors (spring) | Jan 1 – Feb 4 |
| Broccoli | Transplant outdoors (spring) | Feb 5 – Mar 6 |
| Broccoli | Start seeds indoors (fall) | Aug 14 – Aug 24 |
| Broccoli | Transplant outdoors (fall) | Sep 13 – Sep 24 |
| Cabbage | Start seeds indoors (spring) | Dec 22 – Jan 19 |
| Cabbage | Transplant outdoors (spring) | Jan 19 – Feb 19 |
| Cabbage | Start seeds indoors (fall) | Aug 4 – Sep 3 |
| Cabbage | Transplant outdoors (fall) | Sep 3 – Oct 4 |
| Leaf lettuce | Sow outdoors (spring) | Jan 19 – Apr 6 |
| Leaf lettuce | Sow outdoors (fall) | Sep 3 – Oct 20 |
| Spinach | Sow outdoors (spring) | Jan 12 – Feb 25 |
| Spinach | Sow outdoors (fall) | Sep 20 – Oct 25 |
| Radishes | Sow outdoors (spring) | Jan 19 – Mar 11 |
| Radishes | Sow outdoors (fall) | Sep 3 – Nov 4 |
| Kale | Sow outdoors (spring) | Feb 5 – Feb 25 |
| Kale | Sow outdoors (fall) | Aug 27 – Oct 4 |
| Carrots | Sow outdoors (spring) | Feb 19 – Apr 6 |
| Carrots | Sow outdoors (fall) | Aug 4 – Sep 19 |
| Garlic | Plant outdoors (fall) | Dec 4 – Jan 4 |
Where these dates come from
ZIP code 32034 is matched to the NOAA station Brunswick 23 S, GA, 15.4 km away, at 25 ft elevation (15 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Brunswick 23 S, GA (used) | 25 ft | Feb 19 | Dec 14 |
| Fernandina Beach, FL | 49 ft | Feb 2 | Jan 4 |
| Mayport Pilot Stn, FL | 16 ft | Feb 1 | Jan 5 |
| Jacksonville, FL | 33 ft | Feb 25 | Dec 7 |
Frost dates near Fernandina Beach
- Fernandina Beach, FL 32035 · last Feb 19, first Dec 14
- Saint Marys, GA 31558 · last Feb 19, first Dec 14
- Yulee, FL 32041 · last Feb 25, first Dec 7
- Kings Bay, GA 31547 · last Feb 19, first Dec 14
- Jacksonville, FL 32226 · last Feb 1, first Jan 5
- Kingsland, GA 31548 · last Mar 14, first Nov 25
- Atlantic Beach, FL 32233 · last Feb 1, first Jan 5
- Callahan, FL 32011 · last Feb 25, first Dec 7
Frequently asked questions
- When is the last frost in Fernandina Beach, FL?
- For ZIP code 32034, the average last spring frost (32°F) is February 19, based on NOAA 1991-2020 climate normals for the Brunswick 23 S, GA weather station. There is a 1-in-10 chance of a frost after March 14.
- When is the first frost in Fernandina Beach, FL?
- The average first fall frost (32°F) is December 14. There is a 1-in-10 chance of frost by November 21, so tender plants are at risk from that point on.
- How long is the growing season in 32034?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 299 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.