Frost dates for 24347Hiwassee, VA
The average last spring frost in Hiwassee is April 25 and the average first fall frost is October 17, giving a typical growing season of about 175 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 25
- Average first fall frost
- Oct 17
- Growing season
- 175 days
Safer after May 15 (1-in-10 risk)
Possible by Oct 5 (1-in-10 risk)
Last frost typically in 173 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 21 · May 6 · May 24 | Sep 25 · Oct 8 · Oct 21 | 154 days | 100% |
| Frost / freeze (32°F) | Apr 9 · Apr 25 · May 15 | Oct 5 · Oct 17 · Nov 1 | 175 days | 100% |
| Hard freeze (28°F) | Mar 25 · Apr 9 · Apr 30 | Oct 12 · Oct 28 · Nov 11 | 200 days | 100% |
Planting calendar for Hiwassee
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 25 – May 31 |
| Tomatoes | Transplant outdoors | May 11 – Jun 27 |
| Peppers | Start seeds indoors | Mar 25 – Apr 25 |
| Peppers | Transplant outdoors | May 25 – Jun 25 |
| Eggplant | Start seeds indoors | Apr 11 – May 10 |
| Eggplant | Transplant outdoors | May 25 – Jun 25 |
| Cucumbers | Sow outdoors | May 25 – Jul 7 |
| Summer squash | Sow outdoors | May 11 – Jun 25 |
| Winter squash & pumpkins | Sow outdoors | May 25 – Jun 25 |
| Snap beans | Sow outdoors | May 11 – Jul 30 |
| Sweet corn | Sow outdoors | May 11 – Jun 27 |
| Watermelon & cantaloupe | Sow outdoors | May 25 – Jun 25 |
| Okra | Sow outdoors | May 18 – Jun 10 |
| Peas | Sow outdoors (spring) | Mar 25 – May 10 |
| Potatoes | Plant outdoors (spring) | Mar 25 – May 25 |
| Onions | Start seeds indoors (spring) | Feb 11 – Mar 10 |
| Onions | Transplant outdoors (spring) | Apr 11 – May 10 |
| Broccoli | Start seeds indoors (spring) | Mar 7 – Apr 10 |
| Broccoli | Transplant outdoors (spring) | Apr 11 – May 10 |
| Broccoli | Start seeds indoors (fall) | Jun 17 – Jun 27 |
| Broccoli | Transplant outdoors (fall) | Jul 17 – Jul 28 |
| Cabbage | Start seeds indoors (spring) | Feb 25 – Mar 25 |
| Cabbage | Transplant outdoors (spring) | Mar 25 – Apr 25 |
| Cabbage | Start seeds indoors (fall) | Jun 7 – Jul 7 |
| Cabbage | Transplant outdoors (fall) | Jul 7 – Aug 7 |
| Leaf lettuce | Sow outdoors (spring) | Mar 25 – Jun 10 |
| Leaf lettuce | Sow outdoors (fall) | Jul 7 – Aug 23 |
| Spinach | Sow outdoors (spring) | Mar 18 – May 1 |
| Spinach | Sow outdoors (fall) | Jul 24 – Aug 28 |
| Radishes | Sow outdoors (spring) | Mar 25 – May 15 |
| Radishes | Sow outdoors (fall) | Jul 7 – Sep 7 |
| Kale | Sow outdoors (spring) | Apr 11 – May 1 |
| Kale | Sow outdoors (fall) | Jun 30 – Aug 7 |
| Carrots | Sow outdoors (spring) | Apr 25 – Jun 10 |
| Carrots | Sow outdoors (fall) | Jun 7 – Jul 23 |
| Garlic | Plant outdoors (fall) | Oct 7 – Nov 7 |
Where these dates come from
ZIP code 24347 is matched to the NOAA station Pulaski 2 E, VA, 13.5 km away, at 2,080 ft elevation (479 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Pulaski 2 E, VA (used) | 2,080 ft | Apr 25 | Oct 17 |
| Radford 3 N, VA | 1,800 ft | Apr 26 | Oct 18 |
| Christiansburg, VA | 2,100 ft | Apr 19 | Oct 23 |
| Pearisburg 4 Sse, VA | 1,678 ft | Apr 27 | Oct 17 |
Frost dates near Hiwassee
- Newbern, VA 24126 · last Apr 25, first Oct 17
- Indian Valley, VA 24105 · last Apr 30, first Oct 10
- Pulaski, VA 24301 · last Apr 25, first Oct 17
- Draper, VA 24324 · last Apr 25, first Oct 17
- New River, VA 24129 · last Apr 25, first Oct 17
- Barren Springs, VA 24313 · last Apr 25, first Oct 17
- Dublin, VA 24084 · last Apr 25, first Oct 17
- Dugspur, VA 24325 · last Apr 26, first Oct 14
Frequently asked questions
- When is the last frost in Hiwassee, VA?
- For ZIP code 24347, the average last spring frost (32°F) is April 25, based on NOAA 1991-2020 climate normals for the Pulaski 2 E, VA weather station. There is a 1-in-10 chance of a frost after May 15.
- When is the first frost in Hiwassee, VA?
- The average first fall frost (32°F) is October 17. There is a 1-in-10 chance of frost by October 5, so tender plants are at risk from that point on.
- How long is the growing season in 24347?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 175 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.