Frost Dates for Jupiter, FL
In Jupiter, FL, the average last spring frost is around Jan 26 and the average first fall frost around Jan 16, for a growing season of about 365 days. For frost-tender plants, wait until Feb 15, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Juno Beach, FL weather station, 6 miles away, elevation 5 ft. Frost can come earlier in low spots and valleys and later near cities and large lakes.
Frost probability by date
Chance of a 32°F frost after the spring date, or before the fall date.
| Chance | Last spring frost | First fall frost |
|---|---|---|
| 10% | Feb 15 | Dec 27 |
| 20% | Feb 6 | Jan 1 |
| 30% | Feb 1 | Jan 6 |
| 40% | Jan 31 | Jan 10 |
| 50% | Jan 26 | Jan 16 |
| 60% | Jan 17 | Jan 28 |
| 70% | Jan 10 | Jan 31 |
| 80% | Jan 6 | Feb 2 |
| 90% | Jan 1 | Feb 12 |
Light frost vs. hard freeze
Average (50%) dates for each temperature. Tender plants are damaged at 36°F; most hardy crops survive until 28°F.
| Temperature | Last in spring | First in fall |
|---|---|---|
| Light frost (36°F) | Jan 27 | Jan 16 |
| Frost / freeze (32°F) | Jan 26 | Jan 16 |
| Hard freeze (28°F) | — | — |
Planting calendar for Jupiter
Transplant Feb 2 – Feb 16
Transplant Feb 9 – Feb 23
Transplant Feb 9 – Feb 23
Transplant Feb 2 – Feb 16
Sow or transplant Feb 2 – Feb 16
Sow or transplant Feb 2 – Feb 16
Sow or transplant Feb 9 – Feb 23
Sow or transplant Dec 29 – Jan 12
Fall sowing Nov 21 – Dec 19
Fall sowing Nov 21 – Dec 12
Fall sowing Nov 7 – Nov 21
Sow or transplant Dec 29 – Jan 12
Fall sowing Nov 7 – Dec 5
Transplant Jan 12 – Jan 26
Fall sowing Oct 24 – Nov 7
Transplant Jan 5 – Jan 19
Fall sowing Oct 24 – Nov 7
Fall sowing Oct 24 – Nov 7
Fall sowing Dec 5 – Dec 26
Fall sowing Nov 7 – Nov 21
Plant Dec 29 – Jan 12
Based on the average last frost (Jan 26) and first frost (Jan 16). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.