Frost dates for 29664Mountain Rest, SC
The average last spring frost in Mountain Rest is April 9 and the average first fall frost is October 29, giving a typical growing season of about 205 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 9
- Average first fall frost
- Oct 29
- Growing season
- 205 days
Safer after Apr 27 (1-in-10 risk)
Possible by Oct 13 (1-in-10 risk)
Last frost typically in 158 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 4 · Apr 21 · May 8 | Oct 6 · Oct 20 · Nov 3 | 182 days | 100% |
| Frost / freeze (32°F) | Mar 23 · Apr 9 · Apr 27 | Oct 13 · Oct 29 · Nov 12 | 205 days | 100% |
| Hard freeze (28°F) | Mar 7 · Mar 29 · Apr 14 | Oct 22 · Nov 8 · Nov 30 | 227 days | 100% |
Planting calendar for Mountain Rest
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 9 – May 15 |
| Tomatoes | Transplant outdoors | Apr 25 – Jul 9 |
| Peppers | Start seeds indoors | Mar 9 – Apr 9 |
| Peppers | Transplant outdoors | May 9 – Jun 9 |
| Eggplant | Start seeds indoors | Mar 26 – Apr 24 |
| Eggplant | Transplant outdoors | May 9 – Jun 9 |
| Cucumbers | Sow outdoors | May 9 – Jul 19 |
| Summer squash | Sow outdoors | Apr 25 – Jun 9 |
| Winter squash & pumpkins | Sow outdoors | May 9 – Jun 9 |
| Snap beans | Sow outdoors | Apr 25 – Aug 11 |
| Sweet corn | Sow outdoors | Apr 25 – Jul 9 |
| Watermelon & cantaloupe | Sow outdoors | May 9 – Jun 9 |
| Okra | Sow outdoors | May 2 – May 25 |
| Peas | Sow outdoors (spring) | Mar 9 – Apr 24 |
| Potatoes | Plant outdoors (spring) | Mar 9 – May 9 |
| Onions | Start seeds indoors (spring) | Jan 26 – Feb 22 |
| Onions | Transplant outdoors (spring) | Mar 26 – Apr 24 |
| Broccoli | Start seeds indoors (spring) | Feb 19 – Mar 25 |
| Broccoli | Transplant outdoors (spring) | Mar 26 – Apr 24 |
| Broccoli | Start seeds indoors (fall) | Jun 29 – Jul 9 |
| Broccoli | Transplant outdoors (fall) | Jul 29 – Aug 9 |
| Cabbage | Start seeds indoors (spring) | Feb 9 – Mar 9 |
| Cabbage | Transplant outdoors (spring) | Mar 9 – Apr 9 |
| Cabbage | Start seeds indoors (fall) | Jun 19 – Jul 19 |
| Cabbage | Transplant outdoors (fall) | Jul 19 – Aug 19 |
| Leaf lettuce | Sow outdoors (spring) | Mar 9 – May 25 |
| Leaf lettuce | Sow outdoors (fall) | Jul 19 – Sep 4 |
| Spinach | Sow outdoors (spring) | Mar 2 – Apr 15 |
| Spinach | Sow outdoors (fall) | Aug 5 – Sep 9 |
| Radishes | Sow outdoors (spring) | Mar 9 – Apr 29 |
| Radishes | Sow outdoors (fall) | Jul 19 – Sep 19 |
| Kale | Sow outdoors (spring) | Mar 26 – Apr 15 |
| Kale | Sow outdoors (fall) | Jul 12 – Aug 19 |
| Carrots | Sow outdoors (spring) | Apr 9 – May 25 |
| Carrots | Sow outdoors (fall) | Jun 19 – Aug 4 |
| Garlic | Plant outdoors (fall) | Oct 19 – Nov 19 |
Where these dates come from
ZIP code 29664 is matched to the NOAA station Long Creek, SC, 16 km away, at 1,625 ft elevation (38 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Long Creek, SC (used) | 1,625 ft | Apr 9 | Oct 29 |
| Walhalla, SC | 980 ft | Apr 11 | Oct 30 |
| Jocassee 8 Wnw, SC | 2,540 ft | Apr 26 | Oct 17 |
| Highlands, NC | 3,850 ft | Apr 30 | Oct 15 |
Frost dates near Mountain Rest
- Tamassee, SC 29686 · last Apr 11, first Oct 30
- Richland, SC 29675 · last Apr 11, first Oct 30
- Walhalla, SC 29691 · last Apr 11, first Oct 30
- West Union, SC 29696 · last Apr 11, first Oct 30
- Salem, SC 29676 · last Apr 11, first Oct 30
- Seneca, SC 29672 · last Mar 21, first Nov 11
- Westminster, SC 29693 · last Apr 11, first Oct 30
- Long Creek, SC 29658 · last Apr 9, first Oct 29
Frequently asked questions
- When is the last frost in Mountain Rest, SC?
- For ZIP code 29664, the average last spring frost (32°F) is April 9, based on NOAA 1991-2020 climate normals for the Long Creek, SC weather station. There is a 1-in-10 chance of a frost after April 27.
- When is the first frost in Mountain Rest, SC?
- The average first fall frost (32°F) is October 29. There is a 1-in-10 chance of frost by October 13, so tender plants are at risk from that point on.
- How long is the growing season in 29664?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 205 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.