Frost Dates for Prattville, AL
In Prattville, AL, the average last spring frost is around Mar 13 and the average first fall frost around Nov 13, for a growing season of about 244 days. For frost-tender plants, wait until Mar 31, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Montgomery Airport, AL weather station, 11 miles away, elevation 202 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% | Mar 31 | Oct 31 |
| 20% | Mar 25 | Nov 3 |
| 30% | Mar 20 | Nov 6 |
| 40% | Mar 16 | Nov 10 |
| 50% | Mar 13 | Nov 13 |
| 60% | Mar 8 | Nov 16 |
| 70% | Mar 4 | Nov 19 |
| 80% | Feb 28 | Nov 23 |
| 90% | Feb 20 | Dec 1 |
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) | Mar 29 | Nov 3 |
| Frost / freeze (32°F) | Mar 13 | Nov 13 |
| Hard freeze (28°F) | Feb 27 | Nov 25 |
Planting calendar for Prattville
Transplant Mar 20 – Apr 3
Transplant Mar 27 – Apr 10
Transplant Mar 27 – Apr 10
Transplant Mar 20 – Apr 3
Sow or transplant Mar 20 – Apr 3
Sow or transplant Mar 20 – Apr 3
Sow or transplant Mar 27 – Apr 10
Sow or transplant Feb 13 – Feb 27
Fall sowing Sep 18 – Oct 16
Fall sowing Sep 18 – Oct 9
Fall sowing Sep 4 – Sep 18
Sow or transplant Feb 13 – Feb 27
Fall sowing Sep 4 – Oct 2
Transplant Feb 27 – Mar 13
Fall sowing Aug 21 – Sep 4
Transplant Feb 20 – Mar 6
Fall sowing Aug 21 – Sep 4
Fall sowing Aug 21 – Sep 4
Fall sowing Oct 2 – Oct 23
Fall sowing Sep 4 – Sep 18
Plant Feb 13 – Feb 27
Based on the average last frost (Mar 13) and first frost (Nov 13). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.