Frost dates for 30813Grovetown, GA
The average last spring frost in Grovetown is February 27 and the average first fall frost is December 4, giving a typical growing season of about 283 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 27
- Average first fall frost
- Dec 4
- Growing season
- 283 days
Safer after Mar 19 (1-in-10 risk)
Possible by Nov 15 (1-in-10 risk)
First frost typically in 31 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 22 · Mar 13 · Mar 30 | Nov 4 · Nov 19 · Dec 9 | 252 days | 100% |
| Frost / freeze (32°F) | Feb 4 · Feb 27 · Mar 19 | Nov 15 · Dec 4 · Jan 1 | 283 days | 100% |
| Hard freeze (28°F) | Jan 10 · Feb 8 · Mar 6 | Nov 30 · Dec 26 · Jan 23 | 316 days | 97% |
Planting calendar for Grovetown
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 | Jan 27 – Apr 4 |
| Tomatoes | Transplant outdoors | Mar 15 – Aug 14 |
| Peppers | Start seeds indoors | Jan 27 – Feb 27 |
| Peppers | Transplant outdoors | Mar 29 – Apr 29 |
| Eggplant | Start seeds indoors | Feb 13 – Mar 14 |
| Eggplant | Transplant outdoors | Mar 29 – Apr 29 |
| Cucumbers | Sow outdoors | Mar 29 – Aug 24 |
| Summer squash | Sow outdoors | Mar 15 – Apr 29 |
| Winter squash & pumpkins | Sow outdoors | Mar 29 – Apr 29 |
| Snap beans | Sow outdoors | Mar 15 – Sep 16 |
| Sweet corn | Sow outdoors | Mar 15 – Aug 14 |
| Watermelon & cantaloupe | Sow outdoors | Mar 29 – Apr 29 |
| Okra | Sow outdoors | Mar 22 – Apr 14 |
| Peas | Sow outdoors (spring) | Jan 27 – Mar 14 |
| Potatoes | Plant outdoors (spring) | Jan 27 – Mar 29 |
| Onions | Start seeds indoors (spring) | Dec 16 – Jan 12 |
| Onions | Transplant outdoors (spring) | Feb 13 – Mar 14 |
| Broccoli | Start seeds indoors (spring) | Jan 9 – Feb 12 |
| Broccoli | Transplant outdoors (spring) | Feb 13 – Mar 14 |
| Broccoli | Start seeds indoors (fall) | Aug 4 – Aug 14 |
| Broccoli | Transplant outdoors (fall) | Sep 3 – Sep 14 |
| Cabbage | Start seeds indoors (spring) | Dec 30 – Jan 27 |
| Cabbage | Transplant outdoors (spring) | Jan 27 – Feb 27 |
| Cabbage | Start seeds indoors (fall) | Jul 25 – Aug 24 |
| Cabbage | Transplant outdoors (fall) | Aug 24 – Sep 24 |
| Leaf lettuce | Sow outdoors (spring) | Jan 27 – Apr 14 |
| Leaf lettuce | Sow outdoors (fall) | Aug 24 – Oct 10 |
| Spinach | Sow outdoors (spring) | Jan 20 – Mar 5 |
| Spinach | Sow outdoors (fall) | Sep 10 – Oct 15 |
| Radishes | Sow outdoors (spring) | Jan 27 – Mar 19 |
| Radishes | Sow outdoors (fall) | Aug 24 – Oct 25 |
| Kale | Sow outdoors (spring) | Feb 13 – Mar 5 |
| Kale | Sow outdoors (fall) | Aug 17 – Sep 24 |
| Carrots | Sow outdoors (spring) | Feb 27 – Apr 14 |
| Carrots | Sow outdoors (fall) | Jul 25 – Sep 9 |
| Garlic | Plant outdoors (fall) | Nov 24 – Dec 25 |
Where these dates come from
ZIP code 30813 is matched to the NOAA station Augusta Daniel Fld Ap, GA, 14.9 km away, at 423 ft elevation (56 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Augusta Daniel Fld Ap, GA (used) | 423 ft | Feb 27 | Dec 4 |
| Appling 2 Nw, GA | 396 ft | Mar 27 | Nov 7 |
| Clarks Hill 1 W, SC | 400 ft | Mar 15 | Nov 18 |
| Augusta Bush Fld Ap, GA | 132 ft | Mar 23 | Nov 9 |
Frost dates near Grovetown
- Augusta, GA 30905 · last Feb 27, first Dec 4
- Harlem, GA 30814 · last Mar 27, first Nov 7
- Evans, GA 30809 · last Feb 27, first Dec 4
- Hephzibah, GA 30815 · last Mar 23, first Nov 9
- Blythe, GA 30805 · last Feb 27, first Dec 4
- Gracewood, GA 30812 · last Feb 27, first Dec 4
- Dearing, GA 30808 · last Mar 27, first Nov 7
- Appling, GA 30802 · last Mar 27, first Nov 7
Frequently asked questions
- When is the last frost in Grovetown, GA?
- For ZIP code 30813, the average last spring frost (32°F) is February 27, based on NOAA 1991-2020 climate normals for the Augusta Daniel Fld Ap, GA weather station. There is a 1-in-10 chance of a frost after March 19.
- When is the first frost in Grovetown, GA?
- The average first fall frost (32°F) is December 4. There is a 1-in-10 chance of frost by November 15, so tender plants are at risk from that point on.
- How long is the growing season in 30813?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 283 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.