Frost dates for 31599Jesup, GA
The average last spring frost in Jesup is March 24 and the average first fall frost is November 10, giving a typical growing season of about 233 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 24
- Average first fall frost
- Nov 10
- Growing season
- 233 days
Safer after Apr 9 (1-in-10 risk)
Possible by Oct 28 (1-in-10 risk)
First frost typically in 7 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 17 · Apr 4 · Apr 24 | Oct 20 · Nov 1 · Nov 17 | 212 days | 100% |
| Frost / freeze (32°F) | Mar 5 · Mar 24 · Apr 9 | Oct 28 · Nov 10 · Dec 1 | 233 days | 100% |
| Hard freeze (28°F) | Feb 12 · Mar 10 · Mar 28 | Nov 4 · Nov 21 · Dec 19 | 259 days | 100% |
Planting calendar for Jesup
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 21 – Apr 29 |
| Tomatoes | Transplant outdoors | Apr 9 – Jul 21 |
| Peppers | Start seeds indoors | Feb 21 – Mar 24 |
| Peppers | Transplant outdoors | Apr 23 – May 24 |
| Eggplant | Start seeds indoors | Mar 10 – Apr 8 |
| Eggplant | Transplant outdoors | Apr 23 – May 24 |
| Cucumbers | Sow outdoors | Apr 23 – Jul 31 |
| Summer squash | Sow outdoors | Apr 9 – May 24 |
| Winter squash & pumpkins | Sow outdoors | Apr 23 – May 24 |
| Snap beans | Sow outdoors | Apr 9 – Aug 23 |
| Sweet corn | Sow outdoors | Apr 9 – Jul 21 |
| Watermelon & cantaloupe | Sow outdoors | Apr 23 – May 24 |
| Okra | Sow outdoors | Apr 16 – May 9 |
| Peas | Sow outdoors (spring) | Feb 21 – Apr 8 |
| Potatoes | Plant outdoors (spring) | Feb 21 – Apr 23 |
| Onions | Start seeds indoors (spring) | Jan 10 – Feb 6 |
| Onions | Transplant outdoors (spring) | Mar 10 – Apr 8 |
| Broccoli | Start seeds indoors (spring) | Feb 3 – Mar 9 |
| Broccoli | Transplant outdoors (spring) | Mar 10 – Apr 8 |
| Broccoli | Start seeds indoors (fall) | Jul 11 – Jul 21 |
| Broccoli | Transplant outdoors (fall) | Aug 10 – Aug 21 |
| Cabbage | Start seeds indoors (spring) | Jan 24 – Feb 21 |
| Cabbage | Transplant outdoors (spring) | Feb 21 – Mar 24 |
| Cabbage | Start seeds indoors (fall) | Jul 1 – Jul 31 |
| Cabbage | Transplant outdoors (fall) | Jul 31 – Aug 31 |
| Leaf lettuce | Sow outdoors (spring) | Feb 21 – May 9 |
| Leaf lettuce | Sow outdoors (fall) | Jul 31 – Sep 16 |
| Spinach | Sow outdoors (spring) | Feb 14 – Mar 30 |
| Spinach | Sow outdoors (fall) | Aug 17 – Sep 21 |
| Radishes | Sow outdoors (spring) | Feb 21 – Apr 13 |
| Radishes | Sow outdoors (fall) | Jul 31 – Oct 1 |
| Kale | Sow outdoors (spring) | Mar 10 – Mar 30 |
| Kale | Sow outdoors (fall) | Jul 24 – Aug 31 |
| Carrots | Sow outdoors (spring) | Mar 24 – May 9 |
| Carrots | Sow outdoors (fall) | Jul 1 – Aug 16 |
| Garlic | Plant outdoors (fall) | Oct 31 – Dec 1 |
Where these dates come from
ZIP code 31599 is matched to the NOAA station Jesup 8 S, GA, 8 km away, at 100 ft elevation (21 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Jesup 8 S, GA (used) | 100 ft | Mar 24 | Nov 10 |
| Surrency, GA | 200 ft | Mar 17 | Nov 16 |
| Nahunta 6Ne, GA | 68 ft | Mar 25 | Nov 15 |
| Ft Stewart, GA | 92 ft | Mar 5 | Nov 29 |
Frost dates near Jesup
- Jesup, GA 31598 · last Mar 24, first Nov 10
- Screven, GA 31560 · last Mar 25, first Nov 15
- Odum, GA 31555 · last Mar 9, first Nov 24
- Ludowici, GA 31316 · last Mar 5, first Nov 29
- Offerman, GA 31556 · last Mar 25, first Nov 15
- Hortense, GA 31543 · last Mar 25, first Nov 15
- Surrency, GA 31563 · last Mar 17, first Nov 16
- Patterson, GA 31557 · last Mar 25, first Nov 15
Frequently asked questions
- When is the last frost in Jesup, GA?
- For ZIP code 31599, the average last spring frost (32°F) is March 24, based on NOAA 1991-2020 climate normals for the Jesup 8 S, GA weather station. There is a 1-in-10 chance of a frost after April 9.
- When is the first frost in Jesup, GA?
- The average first fall frost (32°F) is November 10. There is a 1-in-10 chance of frost by October 28, so tender plants are at risk from that point on.
- How long is the growing season in 31599?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 233 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.