Frost dates for 32066Mayo, FL
The average last spring frost in Mayo is March 8 and the average first fall frost is November 25, giving a typical growing season of about 264 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 8
- Average first fall frost
- Nov 25
- Growing season
- 264 days
Safer after Apr 2 (1-in-10 risk)
Possible by Nov 5 (1-in-10 risk)
First frost typically in 22 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) | Mar 2 · Mar 28 · Apr 17 | Oct 26 · Nov 12 · Dec 3 | 230 days | 100% |
| Frost / freeze (32°F) | Feb 8 · Mar 8 · Apr 2 | Nov 5 · Nov 25 · Dec 20 | 264 days | 100% |
| Hard freeze (28°F) | Jan 14 · Feb 17 · Mar 15 | Nov 19 · Dec 13 · Jan 18 | 304 days | 98% |
Planting calendar for Mayo
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 | Feb 5 – Apr 13 |
| Tomatoes | Transplant outdoors | Mar 24 – Aug 5 |
| Peppers | Start seeds indoors | Feb 5 – Mar 8 |
| Peppers | Transplant outdoors | Apr 7 – May 8 |
| Eggplant | Start seeds indoors | Feb 22 – Mar 23 |
| Eggplant | Transplant outdoors | Apr 7 – May 8 |
| Cucumbers | Sow outdoors | Apr 7 – Aug 15 |
| Summer squash | Sow outdoors | Mar 24 – May 8 |
| Winter squash & pumpkins | Sow outdoors | Apr 7 – May 8 |
| Snap beans | Sow outdoors | Mar 24 – Sep 7 |
| Sweet corn | Sow outdoors | Mar 24 – Aug 5 |
| Watermelon & cantaloupe | Sow outdoors | Apr 7 – May 8 |
| Okra | Sow outdoors | Mar 31 – Apr 23 |
| Peas | Sow outdoors (spring) | Feb 5 – Mar 23 |
| Potatoes | Plant outdoors (spring) | Feb 5 – Apr 7 |
| Onions | Start seeds indoors (spring) | Dec 25 – Jan 21 |
| Onions | Transplant outdoors (spring) | Feb 22 – Mar 23 |
| Broccoli | Start seeds indoors (spring) | Jan 18 – Feb 21 |
| Broccoli | Transplant outdoors (spring) | Feb 22 – Mar 23 |
| Broccoli | Start seeds indoors (fall) | Jul 26 – Aug 5 |
| Broccoli | Transplant outdoors (fall) | Aug 25 – Sep 5 |
| Cabbage | Start seeds indoors (spring) | Jan 8 – Feb 5 |
| Cabbage | Transplant outdoors (spring) | Feb 5 – Mar 8 |
| Cabbage | Start seeds indoors (fall) | Jul 16 – Aug 15 |
| Cabbage | Transplant outdoors (fall) | Aug 15 – Sep 15 |
| Leaf lettuce | Sow outdoors (spring) | Feb 5 – Apr 23 |
| Leaf lettuce | Sow outdoors (fall) | Aug 15 – Oct 1 |
| Spinach | Sow outdoors (spring) | Jan 29 – Mar 14 |
| Spinach | Sow outdoors (fall) | Sep 1 – Oct 6 |
| Radishes | Sow outdoors (spring) | Feb 5 – Mar 28 |
| Radishes | Sow outdoors (fall) | Aug 15 – Oct 16 |
| Kale | Sow outdoors (spring) | Feb 22 – Mar 14 |
| Kale | Sow outdoors (fall) | Aug 8 – Sep 15 |
| Carrots | Sow outdoors (spring) | Mar 8 – Apr 23 |
| Carrots | Sow outdoors (fall) | Jul 16 – Aug 31 |
| Garlic | Plant outdoors (fall) | Nov 15 – Dec 16 |
Where these dates come from
ZIP code 32066 is matched to the NOAA station Mayo, FL, 8.1 km away, at 65 ft elevation (10 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Mayo, FL (used) | 65 ft | Mar 8 | Nov 25 |
| Live Oak, FL | 120 ft | Feb 20 | Dec 6 |
| Bell 4Nw, FL | 30 ft | Mar 14 | Nov 22 |
| Perry Foley Ap, FL | 45 ft | Mar 5 | Nov 25 |
Frost dates near Mayo
- Live Oak, FL 32060 · last Feb 20, first Dec 6
- O Brien, FL 32071 · last Mar 8, first Nov 25
- Mc Alpin, FL 32062 · last Feb 20, first Dec 6
- Day, FL 32013 · last Mar 8, first Nov 25
- Branford, FL 32008 · last Mar 14, first Nov 22
- Wellborn, FL 32094 · last Feb 20, first Dec 6
- Salem, FL 32356 · last Mar 4, first Nov 26
- Bell, FL 32619 · last Mar 14, first Nov 22
Frequently asked questions
- When is the last frost in Mayo, FL?
- For ZIP code 32066, the average last spring frost (32°F) is March 8, based on NOAA 1991-2020 climate normals for the Mayo, FL weather station. There is a 1-in-10 chance of a frost after April 2.
- When is the first frost in Mayo, FL?
- The average first fall frost (32°F) is November 25. There is a 1-in-10 chance of frost by November 5, so tender plants are at risk from that point on.
- How long is the growing season in 32066?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 264 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.