Frost dates for 34451Inverness, FL
The average last spring frost in Inverness is March 3 and the average first fall frost is December 5, giving a typical growing season of about 279 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 3
- Average first fall frost
- Dec 5
- Growing season
- 279 days
Safer after Mar 29 (1-in-10 risk)
Possible by Nov 15 (1-in-10 risk)
First frost typically in 32 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 22 · Mar 19 · Apr 11 | Nov 3 · Nov 22 · Dec 15 | 250 days | 100% |
| Frost / freeze (32°F) | Jan 31 · Mar 3 · Mar 29 | Nov 15 · Dec 5 · Jan 6 | 279 days | 100% |
| Hard freeze (28°F) | Jan 8 · Feb 11 · Mar 15 | Nov 26 · Dec 29 · Jan 30 | 314 days | 95% |
Planting calendar for Inverness
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 31 – Apr 8 |
| Tomatoes | Transplant outdoors | Mar 19 – Aug 15 |
| Peppers | Start seeds indoors | Jan 31 – Mar 3 |
| Peppers | Transplant outdoors | Apr 2 – May 3 |
| Eggplant | Start seeds indoors | Feb 17 – Mar 18 |
| Eggplant | Transplant outdoors | Apr 2 – May 3 |
| Cucumbers | Sow outdoors | Apr 2 – Aug 25 |
| Summer squash | Sow outdoors | Mar 19 – May 3 |
| Winter squash & pumpkins | Sow outdoors | Apr 2 – May 3 |
| Snap beans | Sow outdoors | Mar 19 – Sep 17 |
| Sweet corn | Sow outdoors | Mar 19 – Aug 15 |
| Watermelon & cantaloupe | Sow outdoors | Apr 2 – May 3 |
| Okra | Sow outdoors | Mar 26 – Apr 18 |
| Peas | Sow outdoors (spring) | Jan 31 – Mar 18 |
| Potatoes | Plant outdoors (spring) | Jan 31 – Apr 2 |
| Onions | Start seeds indoors (spring) | Dec 20 – Jan 16 |
| Onions | Transplant outdoors (spring) | Feb 17 – Mar 18 |
| Broccoli | Start seeds indoors (spring) | Jan 13 – Feb 16 |
| Broccoli | Transplant outdoors (spring) | Feb 17 – Mar 18 |
| Broccoli | Start seeds indoors (fall) | Aug 5 – Aug 15 |
| Broccoli | Transplant outdoors (fall) | Sep 4 – Sep 15 |
| Cabbage | Start seeds indoors (spring) | Jan 3 – Jan 31 |
| Cabbage | Transplant outdoors (spring) | Jan 31 – Mar 3 |
| Cabbage | Start seeds indoors (fall) | Jul 26 – Aug 25 |
| Cabbage | Transplant outdoors (fall) | Aug 25 – Sep 25 |
| Leaf lettuce | Sow outdoors (spring) | Jan 31 – Apr 18 |
| Leaf lettuce | Sow outdoors (fall) | Aug 25 – Oct 11 |
| Spinach | Sow outdoors (spring) | Jan 24 – Mar 9 |
| Spinach | Sow outdoors (fall) | Sep 11 – Oct 16 |
| Radishes | Sow outdoors (spring) | Jan 31 – Mar 23 |
| Radishes | Sow outdoors (fall) | Aug 25 – Oct 26 |
| Kale | Sow outdoors (spring) | Feb 17 – Mar 9 |
| Kale | Sow outdoors (fall) | Aug 18 – Sep 25 |
| Carrots | Sow outdoors (spring) | Mar 3 – Apr 18 |
| Carrots | Sow outdoors (fall) | Jul 26 – Sep 10 |
| Garlic | Plant outdoors (fall) | Nov 25 – Dec 26 |
Where these dates come from
ZIP code 34451 is matched to the NOAA station Inverness 3 Se, FL, 4.1 km away, at 58 ft elevation (12 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Inverness 3 Se, FL (used) | 58 ft | Mar 3 | Dec 5 |
| Brooksville Chin Hill, FL | 240 ft | Feb 3 | Jan 3 |
| Bushnell 1 E, FL | 80 ft | Mar 2 | Dec 5 |
| Brooksville Hernando Co Ap, FL | 77 ft | Mar 1 | Dec 5 |
Frost dates near Inverness
- Inverness, FL 34452 · last Mar 3, first Dec 5
- Hernando, FL 34442 · last Mar 3, first Dec 5
- Floral City, FL 34436 · last Mar 3, first Dec 5
- Beverly Hills, FL 34464 · last Mar 3, first Dec 5
- Lecanto, FL 34461 · last Mar 3, first Dec 5
- Holder, FL 34445 · last Mar 3, first Dec 5
- Lake Panasoffkee, FL 33538 · last Mar 2, first Dec 5
- Dunnellon, FL 34434 · last Mar 3, first Dec 5
Frequently asked questions
- When is the last frost in Inverness, FL?
- For ZIP code 34451, the average last spring frost (32°F) is March 3, based on NOAA 1991-2020 climate normals for the Inverness 3 Se, FL weather station. There is a 1-in-10 chance of a frost after March 29.
- When is the first frost in Inverness, FL?
- The average first fall frost (32°F) is December 5. There is a 1-in-10 chance of frost by November 15, so tender plants are at risk from that point on.
- How long is the growing season in 34451?
- 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.