Frost dates for 32668Morriston, FL
The average last spring frost in Morriston is February 28 and the average first fall frost is December 2, giving a typical growing season of about 279 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 28
- Average first fall frost
- Dec 2
- Growing season
- 279 days
Safer after Mar 22 (1-in-10 risk)
Possible by Nov 12 (1-in-10 risk)
First frost typically in 29 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 20 · Mar 14 · Apr 7 | Nov 2 · Nov 19 · Dec 10 | 250 days | 100% |
| Frost / freeze (32°F) | Jan 31 · Feb 28 · Mar 22 | Nov 12 · Dec 2 · Jan 4 | 279 days | 100% |
| Hard freeze (28°F) | Jan 7 · Feb 6 · Mar 6 | Nov 26 · Dec 27 · Jan 31 | 318 days | 92% |
Planting calendar for Morriston
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 28 – Apr 5 |
| Tomatoes | Transplant outdoors | Mar 16 – Aug 12 |
| Peppers | Start seeds indoors | Jan 28 – Feb 28 |
| Peppers | Transplant outdoors | Mar 30 – Apr 30 |
| Eggplant | Start seeds indoors | Feb 14 – Mar 15 |
| Eggplant | Transplant outdoors | Mar 30 – Apr 30 |
| Cucumbers | Sow outdoors | Mar 30 – Aug 22 |
| Summer squash | Sow outdoors | Mar 16 – Apr 30 |
| Winter squash & pumpkins | Sow outdoors | Mar 30 – Apr 30 |
| Snap beans | Sow outdoors | Mar 16 – Sep 14 |
| Sweet corn | Sow outdoors | Mar 16 – Aug 12 |
| Watermelon & cantaloupe | Sow outdoors | Mar 30 – Apr 30 |
| Okra | Sow outdoors | Mar 23 – Apr 15 |
| Peas | Sow outdoors (spring) | Jan 28 – Mar 15 |
| Potatoes | Plant outdoors (spring) | Jan 28 – Mar 30 |
| Onions | Start seeds indoors (spring) | Dec 17 – Jan 13 |
| Onions | Transplant outdoors (spring) | Feb 14 – Mar 15 |
| Broccoli | Start seeds indoors (spring) | Jan 10 – Feb 13 |
| Broccoli | Transplant outdoors (spring) | Feb 14 – Mar 15 |
| Broccoli | Start seeds indoors (fall) | Aug 2 – Aug 12 |
| Broccoli | Transplant outdoors (fall) | Sep 1 – Sep 12 |
| Cabbage | Start seeds indoors (spring) | Dec 31 – Jan 28 |
| Cabbage | Transplant outdoors (spring) | Jan 28 – Feb 28 |
| Cabbage | Start seeds indoors (fall) | Jul 23 – Aug 22 |
| Cabbage | Transplant outdoors (fall) | Aug 22 – Sep 22 |
| Leaf lettuce | Sow outdoors (spring) | Jan 28 – Apr 15 |
| Leaf lettuce | Sow outdoors (fall) | Aug 22 – Oct 8 |
| Spinach | Sow outdoors (spring) | Jan 21 – Mar 6 |
| Spinach | Sow outdoors (fall) | Sep 8 – Oct 13 |
| Radishes | Sow outdoors (spring) | Jan 28 – Mar 20 |
| Radishes | Sow outdoors (fall) | Aug 22 – Oct 23 |
| Kale | Sow outdoors (spring) | Feb 14 – Mar 6 |
| Kale | Sow outdoors (fall) | Aug 15 – Sep 22 |
| Carrots | Sow outdoors (spring) | Feb 28 – Apr 15 |
| Carrots | Sow outdoors (fall) | Jul 23 – Sep 7 |
| Garlic | Plant outdoors (fall) | Nov 22 – Dec 23 |
Where these dates come from
ZIP code 32668 is matched to the NOAA station Usher Twr, FL, 34.7 km away, at 33 ft elevation (39 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Usher Twr, FL (used) | 33 ft | Feb 28 | Dec 2 |
| Ocala, FL | 75 ft | Feb 25 | Dec 12 |
| Gainesville 11 Wnw, FL | 95 ft | Mar 4 | Dec 4 |
| Gainesville Rgnl Ap, FL | 123 ft | Mar 3 | Dec 2 |
Frost dates near Morriston
- Williston, FL 32696 · last Feb 28, first Dec 2
- Dunnellon, FL 34431 · last Feb 28, first Dec 2
- Fairfield, FL 32634 · last Feb 25, first Dec 12
- Bronson, FL 32621 · last Feb 28, first Dec 2
- Gulf Hammock, FL 32639 · last Feb 28, first Dec 2
- Ocala, FL 34481 · last Feb 25, first Dec 12
- Inglis, FL 34449 · last Feb 28, first Dec 2
- Reddick, FL 32686 · last Feb 25, first Dec 12
Frequently asked questions
- When is the last frost in Morriston, FL?
- For ZIP code 32668, the average last spring frost (32°F) is February 28, based on NOAA 1991-2020 climate normals for the Usher Twr, FL weather station. There is a 1-in-10 chance of a frost after March 22.
- When is the first frost in Morriston, FL?
- The average first fall frost (32°F) is December 2. There is a 1-in-10 chance of frost by November 12, so tender plants are at risk from that point on.
- How long is the growing season in 32668?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 279 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.