Frost dates for 45680South Point, OH
The average last spring frost in South Point is April 16 and the average first fall frost is October 30, giving a typical growing season of about 196 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 16
- Average first fall frost
- Oct 30
- Growing season
- 196 days
Safer after May 4 (1-in-10 risk)
Possible by Oct 18 (1-in-10 risk)
Last frost typically in 165 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) | Apr 13 · Apr 28 · May 13 | Oct 7 · Oct 20 · Nov 1 | 174 days | 100% |
| Frost / freeze (32°F) | Apr 2 · Apr 16 · May 4 | Oct 18 · Oct 30 · Nov 10 | 196 days | 100% |
| Hard freeze (28°F) | Mar 18 · Apr 2 · Apr 19 | Oct 29 · Nov 8 · Nov 21 | 219 days | 100% |
Planting calendar for South Point
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 | Mar 16 – May 22 |
| Tomatoes | Transplant outdoors | May 2 – Jul 10 |
| Peppers | Start seeds indoors | Mar 16 – Apr 16 |
| Peppers | Transplant outdoors | May 16 – Jun 16 |
| Eggplant | Start seeds indoors | Apr 2 – May 1 |
| Eggplant | Transplant outdoors | May 16 – Jun 16 |
| Cucumbers | Sow outdoors | May 16 – Jul 20 |
| Summer squash | Sow outdoors | May 2 – Jun 16 |
| Winter squash & pumpkins | Sow outdoors | May 16 – Jun 16 |
| Snap beans | Sow outdoors | May 2 – Aug 12 |
| Sweet corn | Sow outdoors | May 2 – Jul 10 |
| Watermelon & cantaloupe | Sow outdoors | May 16 – Jun 16 |
| Okra | Sow outdoors | May 9 – Jun 1 |
| Peas | Sow outdoors (spring) | Mar 16 – May 1 |
| Potatoes | Plant outdoors (spring) | Mar 16 – May 16 |
| Onions | Start seeds indoors (spring) | Feb 2 – Mar 1 |
| Onions | Transplant outdoors (spring) | Apr 2 – May 1 |
| Broccoli | Start seeds indoors (spring) | Feb 26 – Apr 1 |
| Broccoli | Transplant outdoors (spring) | Apr 2 – May 1 |
| Broccoli | Start seeds indoors (fall) | Jun 30 – Jul 10 |
| Broccoli | Transplant outdoors (fall) | Jul 30 – Aug 10 |
| Cabbage | Start seeds indoors (spring) | Feb 16 – Mar 16 |
| Cabbage | Transplant outdoors (spring) | Mar 16 – Apr 16 |
| Cabbage | Start seeds indoors (fall) | Jun 20 – Jul 20 |
| Cabbage | Transplant outdoors (fall) | Jul 20 – Aug 20 |
| Leaf lettuce | Sow outdoors (spring) | Mar 16 – Jun 1 |
| Leaf lettuce | Sow outdoors (fall) | Jul 20 – Sep 5 |
| Spinach | Sow outdoors (spring) | Mar 9 – Apr 22 |
| Spinach | Sow outdoors (fall) | Aug 6 – Sep 10 |
| Radishes | Sow outdoors (spring) | Mar 16 – May 6 |
| Radishes | Sow outdoors (fall) | Jul 20 – Sep 20 |
| Kale | Sow outdoors (spring) | Apr 2 – Apr 22 |
| Kale | Sow outdoors (fall) | Jul 13 – Aug 20 |
| Carrots | Sow outdoors (spring) | Apr 16 – Jun 1 |
| Carrots | Sow outdoors (fall) | Jun 20 – Aug 5 |
| Garlic | Plant outdoors (fall) | Oct 20 – Nov 20 |
Where these dates come from
ZIP code 45680 is matched to the NOAA station S Pt, OH, 3.7 km away, at 553 ft elevation (64 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| S Pt, OH (used) | 553 ft | Apr 16 | Oct 30 |
| Huntington Swg Pl, WV | 520 ft | Apr 12 | Oct 30 |
| Ashland, KY | 560 ft | Apr 22 | Oct 23 |
| Huntington Tri State Ap, WV | 824 ft | Apr 14 | Oct 26 |
Frost dates near South Point
- Ceredo, WV 25507 · last Apr 12, first Oct 30
- Huntington, WV 25704 · last Apr 14, first Oct 26
- Kenova, WV 25530 · last Apr 12, first Oct 30
- Catlettsburg, KY 41129 · last Apr 16, first Oct 30
- Ashland, KY 41101 · last Apr 22, first Oct 23
- Chesapeake, OH 45619 · last Apr 14, first Oct 26
- Shoals, WV 25562 · last Apr 12, first Oct 30
- Rock Camp, OH 45675 · last Apr 22, first Oct 23
Frequently asked questions
- When is the last frost in South Point, OH?
- For ZIP code 45680, the average last spring frost (32°F) is April 16, based on NOAA 1991-2020 climate normals for the S Pt, OH weather station. There is a 1-in-10 chance of a frost after May 4.
- When is the first frost in South Point, OH?
- The average first fall frost (32°F) is October 30. There is a 1-in-10 chance of frost by October 18, so tender plants are at risk from that point on.
- How long is the growing season in 45680?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 196 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.