Frost dates for 31556Offerman, GA
The average last spring frost in Offerman is March 25 and the average first fall frost is November 15, giving a typical growing season of about 236 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 25
- Average first fall frost
- Nov 15
- Growing season
- 236 days
Safer after Apr 15 (1-in-10 risk)
Possible by Oct 31 (1-in-10 risk)
First frost typically in 12 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) | Mar 19 · Apr 6 · Apr 25 | Oct 20 · Nov 5 · Nov 19 | 213 days | 100% |
| Frost / freeze (32°F) | Mar 2 · Mar 25 · Apr 15 | Oct 31 · Nov 15 · Dec 2 | 236 days | 100% |
| Hard freeze (28°F) | Feb 9 · Mar 10 · Mar 31 | Nov 8 · Nov 27 · Dec 27 | 266 days | 100% |
Planting calendar for Offerman
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 22 – Apr 30 |
| Tomatoes | Transplant outdoors | Apr 10 – Jul 26 |
| Peppers | Start seeds indoors | Feb 22 – Mar 25 |
| Peppers | Transplant outdoors | Apr 24 – May 25 |
| Eggplant | Start seeds indoors | Mar 11 – Apr 9 |
| Eggplant | Transplant outdoors | Apr 24 – May 25 |
| Cucumbers | Sow outdoors | Apr 24 – Aug 5 |
| Summer squash | Sow outdoors | Apr 10 – May 25 |
| Winter squash & pumpkins | Sow outdoors | Apr 24 – May 25 |
| Snap beans | Sow outdoors | Apr 10 – Aug 28 |
| Sweet corn | Sow outdoors | Apr 10 – Jul 26 |
| Watermelon & cantaloupe | Sow outdoors | Apr 24 – May 25 |
| Okra | Sow outdoors | Apr 17 – May 10 |
| Peas | Sow outdoors (spring) | Feb 22 – Apr 9 |
| Potatoes | Plant outdoors (spring) | Feb 22 – Apr 24 |
| Onions | Start seeds indoors (spring) | Jan 11 – Feb 7 |
| Onions | Transplant outdoors (spring) | Mar 11 – Apr 9 |
| Broccoli | Start seeds indoors (spring) | Feb 4 – Mar 10 |
| Broccoli | Transplant outdoors (spring) | Mar 11 – Apr 9 |
| Broccoli | Start seeds indoors (fall) | Jul 16 – Jul 26 |
| Broccoli | Transplant outdoors (fall) | Aug 15 – Aug 26 |
| Cabbage | Start seeds indoors (spring) | Jan 25 – Feb 22 |
| Cabbage | Transplant outdoors (spring) | Feb 22 – Mar 25 |
| Cabbage | Start seeds indoors (fall) | Jul 6 – Aug 5 |
| Cabbage | Transplant outdoors (fall) | Aug 5 – Sep 5 |
| Leaf lettuce | Sow outdoors (spring) | Feb 22 – May 10 |
| Leaf lettuce | Sow outdoors (fall) | Aug 5 – Sep 21 |
| Spinach | Sow outdoors (spring) | Feb 15 – Mar 31 |
| Spinach | Sow outdoors (fall) | Aug 22 – Sep 26 |
| Radishes | Sow outdoors (spring) | Feb 22 – Apr 14 |
| Radishes | Sow outdoors (fall) | Aug 5 – Oct 6 |
| Kale | Sow outdoors (spring) | Mar 11 – Mar 31 |
| Kale | Sow outdoors (fall) | Jul 29 – Sep 5 |
| Carrots | Sow outdoors (spring) | Mar 25 – May 10 |
| Carrots | Sow outdoors (fall) | Jul 6 – Aug 21 |
| Garlic | Plant outdoors (fall) | Nov 5 – Dec 6 |
Where these dates come from
ZIP code 31556 is matched to the NOAA station Nahunta 6Ne, GA, 24.2 km away, at 68 ft elevation (37 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Nahunta 6Ne, GA (used) | 68 ft | Mar 25 | Nov 15 |
| Waycross 4 Ne, GA | 145 ft | Mar 15 | Nov 17 |
| Jesup 8 S, GA | 100 ft | Mar 24 | Nov 10 |
| Surrency, GA | 200 ft | Mar 17 | Nov 16 |
Frost dates near Offerman
- Patterson, GA 31557 · last Mar 25, first Nov 15
- Mershon, GA 31551 · last Mar 15, first Nov 17
- Bristol, GA 31518 · last Mar 15, first Nov 17
- Screven, GA 31560 · last Mar 25, first Nov 15
- Hortense, GA 31543 · last Mar 25, first Nov 15
- Blackshear, GA 31516 · last Mar 15, first Nov 17
- Surrency, GA 31563 · last Mar 17, first Nov 16
- Jesup, GA 31598 · last Mar 24, first Nov 10
Frequently asked questions
- When is the last frost in Offerman, GA?
- For ZIP code 31556, the average last spring frost (32°F) is March 25, based on NOAA 1991-2020 climate normals for the Nahunta 6Ne, GA weather station. There is a 1-in-10 chance of a frost after April 15.
- When is the first frost in Offerman, GA?
- The average first fall frost (32°F) is November 15. There is a 1-in-10 chance of frost by October 31, so tender plants are at risk from that point on.
- How long is the growing season in 31556?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 236 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.