Frost dates for 35739Ardmore, AL
The average last spring frost in Ardmore is March 30 and the average first fall frost is November 4, giving a typical growing season of about 223 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 30
- Average first fall frost
- Nov 4
- Growing season
- 223 days
Safer after Apr 14 (1-in-10 risk)
Possible by Oct 23 (1-in-10 risk)
First frost typically in 1 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 24 · Apr 9 · Apr 24 | Oct 15 · Oct 27 · Nov 8 | 202 days | 100% |
| Frost / freeze (32°F) | Mar 9 · Mar 30 · Apr 14 | Oct 23 · Nov 4 · Nov 23 | 223 days | 100% |
| Hard freeze (28°F) | Feb 25 · Mar 17 · Apr 3 | Nov 1 · Nov 18 · Dec 5 | 247 days | 100% |
Planting calendar for Ardmore
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 27 – May 5 |
| Tomatoes | Transplant outdoors | Apr 15 – Jul 15 |
| Peppers | Start seeds indoors | Feb 27 – Mar 30 |
| Peppers | Transplant outdoors | Apr 29 – May 30 |
| Eggplant | Start seeds indoors | Mar 16 – Apr 14 |
| Eggplant | Transplant outdoors | Apr 29 – May 30 |
| Cucumbers | Sow outdoors | Apr 29 – Jul 25 |
| Summer squash | Sow outdoors | Apr 15 – May 30 |
| Winter squash & pumpkins | Sow outdoors | Apr 29 – May 30 |
| Snap beans | Sow outdoors | Apr 15 – Aug 17 |
| Sweet corn | Sow outdoors | Apr 15 – Jul 15 |
| Watermelon & cantaloupe | Sow outdoors | Apr 29 – May 30 |
| Okra | Sow outdoors | Apr 22 – May 15 |
| Peas | Sow outdoors (spring) | Feb 27 – Apr 14 |
| Potatoes | Plant outdoors (spring) | Feb 27 – Apr 29 |
| Onions | Start seeds indoors (spring) | Jan 16 – Feb 12 |
| Onions | Transplant outdoors (spring) | Mar 16 – Apr 14 |
| Broccoli | Start seeds indoors (spring) | Feb 9 – Mar 15 |
| Broccoli | Transplant outdoors (spring) | Mar 16 – Apr 14 |
| Broccoli | Start seeds indoors (fall) | Jul 5 – Jul 15 |
| Broccoli | Transplant outdoors (fall) | Aug 4 – Aug 15 |
| Cabbage | Start seeds indoors (spring) | Jan 30 – Feb 27 |
| Cabbage | Transplant outdoors (spring) | Feb 27 – Mar 30 |
| Cabbage | Start seeds indoors (fall) | Jun 25 – Jul 25 |
| Cabbage | Transplant outdoors (fall) | Jul 25 – Aug 25 |
| Leaf lettuce | Sow outdoors (spring) | Feb 27 – May 15 |
| Leaf lettuce | Sow outdoors (fall) | Jul 25 – Sep 10 |
| Spinach | Sow outdoors (spring) | Feb 20 – Apr 5 |
| Spinach | Sow outdoors (fall) | Aug 11 – Sep 15 |
| Radishes | Sow outdoors (spring) | Feb 27 – Apr 19 |
| Radishes | Sow outdoors (fall) | Jul 25 – Sep 25 |
| Kale | Sow outdoors (spring) | Mar 16 – Apr 5 |
| Kale | Sow outdoors (fall) | Jul 18 – Aug 25 |
| Carrots | Sow outdoors (spring) | Mar 30 – May 15 |
| Carrots | Sow outdoors (fall) | Jun 25 – Aug 10 |
| Garlic | Plant outdoors (fall) | Oct 25 – Nov 25 |
Where these dates come from
ZIP code 35739 is matched to the NOAA station Ardmore, TN, 2.4 km away, at 885 ft elevation (34 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Ardmore, TN (used) | 885 ft | Mar 30 | Nov 4 |
| Athens, AL | 689 ft | Mar 20 | Nov 12 |
| Pulaski Wwtp, TN | 644 ft | Apr 14 | Oct 24 |
| Fayetteville Wtp, TN | 742 ft | Apr 7 | Oct 28 |
Frost dates near Ardmore
- Elkton, TN 38455 · last Apr 14, first Oct 24
- Ardmore, TN 38449 · last Apr 14, first Oct 24
- Elkmont, AL 35620 · last Mar 20, first Nov 12
- Toney, AL 35773 · last Apr 7, first Oct 28
- Dellrose, TN 38453 · last Apr 14, first Oct 24
- Athens, AL 35613 · last Mar 20, first Nov 12
- Harvest, AL 35749 · last Mar 20, first Nov 12
- Taft, TN 38488 · last Apr 7, first Oct 28
Frequently asked questions
- When is the last frost in Ardmore, AL?
- For ZIP code 35739, the average last spring frost (32°F) is March 30, based on NOAA 1991-2020 climate normals for the Ardmore, TN weather station. There is a 1-in-10 chance of a frost after April 14.
- When is the first frost in Ardmore, AL?
- The average first fall frost (32°F) is November 4. There is a 1-in-10 chance of frost by October 23, so tender plants are at risk from that point on.
- How long is the growing season in 35739?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 223 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.