Frost dates for 31535Douglas, GA
The average last spring frost in Douglas is March 5 and the average first fall frost is November 26, giving a typical growing season of about 267 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 5
- Average first fall frost
- Nov 26
- Growing season
- 267 days
Safer after Mar 24 (1-in-10 risk)
Possible by Nov 6 (1-in-10 risk)
First frost typically in 23 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 28 · Mar 19 · Apr 4 | Oct 30 · Nov 12 · Dec 1 | 241 days | 100% |
| Frost / freeze (32°F) | Feb 8 · Mar 5 · Mar 24 | Nov 6 · Nov 26 · Dec 23 | 267 days | 100% |
| Hard freeze (28°F) | Jan 14 · Feb 15 · Mar 12 | Nov 20 · Dec 14 · Jan 17 | 302 days | 99% |
Planting calendar for Douglas
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 | Feb 2 – Apr 10 |
| Tomatoes | Transplant outdoors | Mar 21 – Aug 6 |
| Peppers | Start seeds indoors | Feb 2 – Mar 5 |
| Peppers | Transplant outdoors | Apr 4 – May 5 |
| Eggplant | Start seeds indoors | Feb 19 – Mar 20 |
| Eggplant | Transplant outdoors | Apr 4 – May 5 |
| Cucumbers | Sow outdoors | Apr 4 – Aug 16 |
| Summer squash | Sow outdoors | Mar 21 – May 5 |
| Winter squash & pumpkins | Sow outdoors | Apr 4 – May 5 |
| Snap beans | Sow outdoors | Mar 21 – Sep 8 |
| Sweet corn | Sow outdoors | Mar 21 – Aug 6 |
| Watermelon & cantaloupe | Sow outdoors | Apr 4 – May 5 |
| Okra | Sow outdoors | Mar 28 – Apr 20 |
| Peas | Sow outdoors (spring) | Feb 2 – Mar 20 |
| Potatoes | Plant outdoors (spring) | Feb 2 – Apr 4 |
| Onions | Start seeds indoors (spring) | Dec 22 – Jan 18 |
| Onions | Transplant outdoors (spring) | Feb 19 – Mar 20 |
| Broccoli | Start seeds indoors (spring) | Jan 15 – Feb 18 |
| Broccoli | Transplant outdoors (spring) | Feb 19 – Mar 20 |
| Broccoli | Start seeds indoors (fall) | Jul 27 – Aug 6 |
| Broccoli | Transplant outdoors (fall) | Aug 26 – Sep 6 |
| Cabbage | Start seeds indoors (spring) | Jan 5 – Feb 2 |
| Cabbage | Transplant outdoors (spring) | Feb 2 – Mar 5 |
| Cabbage | Start seeds indoors (fall) | Jul 17 – Aug 16 |
| Cabbage | Transplant outdoors (fall) | Aug 16 – Sep 16 |
| Leaf lettuce | Sow outdoors (spring) | Feb 2 – Apr 20 |
| Leaf lettuce | Sow outdoors (fall) | Aug 16 – Oct 2 |
| Spinach | Sow outdoors (spring) | Jan 26 – Mar 11 |
| Spinach | Sow outdoors (fall) | Sep 2 – Oct 7 |
| Radishes | Sow outdoors (spring) | Feb 2 – Mar 25 |
| Radishes | Sow outdoors (fall) | Aug 16 – Oct 17 |
| Kale | Sow outdoors (spring) | Feb 19 – Mar 11 |
| Kale | Sow outdoors (fall) | Aug 9 – Sep 16 |
| Carrots | Sow outdoors (spring) | Mar 5 – Apr 20 |
| Carrots | Sow outdoors (fall) | Jul 17 – Sep 1 |
| Garlic | Plant outdoors (fall) | Nov 16 – Dec 17 |
Where these dates come from
ZIP code 31535 is matched to the NOAA station Douglas, GA, 5 km away, at 233 ft elevation (3 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Douglas, GA (used) | 233 ft | Mar 5 | Nov 26 |
| Pridgen, GA | 300 ft | Mar 12 | Nov 17 |
| Alma Bacon Co Ap, GA | 193 ft | Mar 11 | Nov 20 |
| Homerville 5 N, GA | 187 ft | Mar 11 | Nov 17 |
Frost dates near Douglas
- Douglas, GA 31533 · last Mar 5, first Nov 26
- Pearson, GA 31642 · last Mar 5, first Nov 26
- Ambrose, GA 31512 · last Mar 5, first Nov 26
- Axson, GA 31624 · last Mar 5, first Nov 26
- West Green, GA 31567 · last Mar 5, first Nov 26
- Willacoochee, GA 31650 · last Mar 5, first Nov 26
- Broxton, GA 31519 · last Mar 12, first Nov 17
- Nicholls, GA 31554 · last Mar 11, first Nov 20
Frequently asked questions
- When is the last frost in Douglas, GA?
- For ZIP code 31535, the average last spring frost (32°F) is March 5, based on NOAA 1991-2020 climate normals for the Douglas, GA weather station. There is a 1-in-10 chance of a frost after March 24.
- When is the first frost in Douglas, GA?
- The average first fall frost (32°F) is November 26. There is a 1-in-10 chance of frost by November 6, so tender plants are at risk from that point on.
- How long is the growing season in 31535?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 267 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.