Frost Dates for McDonough, GA
In McDonough, GA, the average last spring frost is around Mar 31 and the average first fall frost around Nov 6, for a growing season of about 220 days. For frost-tender plants, wait until Apr 16, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Mcdonough 5 Ene, GA weather station, 7 miles away, elevation 708 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% | Apr 16 | Oct 24 |
| 20% | Apr 9 | Oct 29 |
| 30% | Apr 5 | Nov 1 |
| 40% | Apr 2 | Nov 3 |
| 50% | Mar 31 | Nov 6 |
| 60% | Mar 27 | Nov 9 |
| 70% | Mar 21 | Nov 12 |
| 80% | Mar 15 | Nov 16 |
| 90% | Mar 8 | Nov 24 |
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) | Apr 11 | Oct 27 |
| Frost / freeze (32°F) | Mar 31 | Nov 6 |
| Hard freeze (28°F) | Mar 16 | Nov 17 |
Planting calendar for McDonough
Transplant Apr 7 – Apr 21
Transplant Apr 14 – Apr 28
Transplant Apr 14 – Apr 28
Transplant Apr 7 – Apr 21
Sow or transplant Apr 7 – Apr 21
Sow or transplant Apr 7 – Apr 21
Sow or transplant Apr 14 – Apr 28
Sow or transplant Mar 3 – Mar 17
Fall sowing Sep 11 – Oct 9
Fall sowing Sep 11 – Oct 2
Fall sowing Aug 28 – Sep 11
Sow or transplant Mar 3 – Mar 17
Fall sowing Aug 28 – Sep 25
Transplant Mar 17 – Mar 31
Fall sowing Aug 14 – Aug 28
Transplant Mar 10 – Mar 24
Fall sowing Aug 14 – Aug 28
Fall sowing Aug 14 – Aug 28
Fall sowing Sep 25 – Oct 16
Fall sowing Aug 28 – Sep 11
Plant Mar 3 – Mar 17
Based on the average last frost (Mar 31) and first frost (Nov 6). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.