Frost dates for 25266Newton, WV
The average last spring frost in Newton is April 30 and the average first fall frost is October 17, giving a typical growing season of about 169 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 30
- Average first fall frost
- Oct 17
- Growing season
- 169 days
Safer after May 18 (1-in-10 risk)
Possible by Oct 3 (1-in-10 risk)
Last frost typically in 178 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 24 · May 9 · May 28 | Sep 23 · Oct 6 · Oct 19 | 149 days | 100% |
| Frost / freeze (32°F) | Apr 15 · Apr 30 · May 18 | Oct 3 · Oct 17 · Oct 29 | 169 days | 100% |
| Hard freeze (28°F) | Apr 1 · Apr 19 · May 8 | Oct 13 · Oct 27 · Nov 9 | 191 days | 100% |
Planting calendar for Newton
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 30 – Jun 5 |
| Tomatoes | Transplant outdoors | May 16 – Jun 27 |
| Peppers | Start seeds indoors | Mar 30 – Apr 30 |
| Peppers | Transplant outdoors | May 30 – Jun 30 |
| Eggplant | Start seeds indoors | Apr 16 – May 15 |
| Eggplant | Transplant outdoors | May 30 – Jun 30 |
| Cucumbers | Sow outdoors | May 30 – Jul 7 |
| Summer squash | Sow outdoors | May 16 – Jun 30 |
| Winter squash & pumpkins | Sow outdoors | May 30 – Jun 30 |
| Snap beans | Sow outdoors | May 16 – Jul 30 |
| Sweet corn | Sow outdoors | May 16 – Jun 27 |
| Watermelon & cantaloupe | Sow outdoors | May 30 – Jun 30 |
| Okra | Sow outdoors | May 23 – Jun 15 |
| Peas | Sow outdoors (spring) | Mar 30 – May 15 |
| Potatoes | Plant outdoors (spring) | Mar 30 – May 30 |
| Onions | Start seeds indoors (spring) | Feb 16 – Mar 15 |
| Onions | Transplant outdoors (spring) | Apr 16 – May 15 |
| Broccoli | Start seeds indoors (spring) | Mar 12 – Apr 15 |
| Broccoli | Transplant outdoors (spring) | Apr 16 – May 15 |
| Broccoli | Start seeds indoors (fall) | Jun 17 – Jun 27 |
| Broccoli | Transplant outdoors (fall) | Jul 17 – Jul 28 |
| Cabbage | Start seeds indoors (spring) | Mar 2 – Mar 30 |
| Cabbage | Transplant outdoors (spring) | Mar 30 – Apr 30 |
| Cabbage | Start seeds indoors (fall) | Jun 7 – Jul 7 |
| Cabbage | Transplant outdoors (fall) | Jul 7 – Aug 7 |
| Leaf lettuce | Sow outdoors (spring) | Mar 30 – Jun 15 |
| Leaf lettuce | Sow outdoors (fall) | Jul 7 – Aug 23 |
| Spinach | Sow outdoors (spring) | Mar 23 – May 6 |
| Spinach | Sow outdoors (fall) | Jul 24 – Aug 28 |
| Radishes | Sow outdoors (spring) | Mar 30 – May 20 |
| Radishes | Sow outdoors (fall) | Jul 7 – Sep 7 |
| Kale | Sow outdoors (spring) | Apr 16 – May 6 |
| Kale | Sow outdoors (fall) | Jun 30 – Aug 7 |
| Carrots | Sow outdoors (spring) | Apr 30 – Jun 15 |
| Carrots | Sow outdoors (fall) | Jun 7 – Jul 23 |
| Garlic | Plant outdoors (fall) | Oct 7 – Nov 7 |
Where these dates come from
ZIP code 25266 is matched to the NOAA station Spencer, WV, 27.5 km away, at 972 ft elevation (109 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Spencer, WV (used) | 972 ft | Apr 30 | Oct 17 |
| Clendenin, WV | 700 ft | Apr 21 | Oct 28 |
| Rosedale 3 Nnw, WV | 750 ft | Apr 29 | Oct 19 |
| Grantsville 1Ese, WV | 706 ft | Apr 26 | Oct 20 |
Frost dates near Newton
- Left Hand, WV 25251 · last Apr 30, first Oct 17
- Wallback, WV 25285 · last Apr 30, first Oct 17
- Chloe, WV 25235 · last Apr 30, first Oct 17
- Amma, WV 25005 · last Apr 21, first Oct 28
- Nebo, WV 25141 · last Apr 20, first Oct 25
- Looneyville, WV 25259 · last Apr 30, first Oct 17
- Maysel, WV 25133 · last Apr 30, first Oct 17
- Procious, WV 25164 · last Apr 30, first Oct 17
Frequently asked questions
- When is the last frost in Newton, WV?
- For ZIP code 25266, the average last spring frost (32°F) is April 30, based on NOAA 1991-2020 climate normals for the Spencer, WV weather station. There is a 1-in-10 chance of a frost after May 18.
- When is the first frost in Newton, WV?
- The average first fall frost (32°F) is October 17. There is a 1-in-10 chance of frost by October 3, so tender plants are at risk from that point on.
- How long is the growing season in 25266?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 169 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.