Frost dates for 25545Ona, WV
The average last spring frost in Ona is April 8 and the average first fall frost is November 1, giving a typical growing season of about 205 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 8
- Average first fall frost
- Nov 1
- Growing season
- 205 days
Safer after Apr 25 (1-in-10 risk)
Possible by Oct 19 (1-in-10 risk)
Last frost typically in 156 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 8 · Apr 22 · May 11 | Oct 9 · Oct 21 · Nov 1 | 181 days | 100% |
| Frost / freeze (32°F) | Mar 26 · Apr 8 · Apr 25 | Oct 19 · Nov 1 · Nov 13 | 205 days | 100% |
| Hard freeze (28°F) | Mar 10 · Mar 28 · Apr 11 | Nov 1 · Nov 11 · Nov 29 | 229 days | 100% |
Planting calendar for Ona
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 8 – May 14 |
| Tomatoes | Transplant outdoors | Apr 24 – Jul 12 |
| Peppers | Start seeds indoors | Mar 8 – Apr 8 |
| Peppers | Transplant outdoors | May 8 – Jun 8 |
| Eggplant | Start seeds indoors | Mar 25 – Apr 23 |
| Eggplant | Transplant outdoors | May 8 – Jun 8 |
| Cucumbers | Sow outdoors | May 8 – Jul 22 |
| Summer squash | Sow outdoors | Apr 24 – Jun 8 |
| Winter squash & pumpkins | Sow outdoors | May 8 – Jun 8 |
| Snap beans | Sow outdoors | Apr 24 – Aug 14 |
| Sweet corn | Sow outdoors | Apr 24 – Jul 12 |
| Watermelon & cantaloupe | Sow outdoors | May 8 – Jun 8 |
| Okra | Sow outdoors | May 1 – May 24 |
| Peas | Sow outdoors (spring) | Mar 8 – Apr 23 |
| Potatoes | Plant outdoors (spring) | Mar 8 – May 8 |
| Onions | Start seeds indoors (spring) | Jan 25 – Feb 21 |
| Onions | Transplant outdoors (spring) | Mar 25 – Apr 23 |
| Broccoli | Start seeds indoors (spring) | Feb 18 – Mar 24 |
| Broccoli | Transplant outdoors (spring) | Mar 25 – Apr 23 |
| Broccoli | Start seeds indoors (fall) | Jul 2 – Jul 12 |
| Broccoli | Transplant outdoors (fall) | Aug 1 – Aug 12 |
| Cabbage | Start seeds indoors (spring) | Feb 8 – Mar 8 |
| Cabbage | Transplant outdoors (spring) | Mar 8 – Apr 8 |
| Cabbage | Start seeds indoors (fall) | Jun 22 – Jul 22 |
| Cabbage | Transplant outdoors (fall) | Jul 22 – Aug 22 |
| Leaf lettuce | Sow outdoors (spring) | Mar 8 – May 24 |
| Leaf lettuce | Sow outdoors (fall) | Jul 22 – Sep 7 |
| Spinach | Sow outdoors (spring) | Mar 1 – Apr 14 |
| Spinach | Sow outdoors (fall) | Aug 8 – Sep 12 |
| Radishes | Sow outdoors (spring) | Mar 8 – Apr 28 |
| Radishes | Sow outdoors (fall) | Jul 22 – Sep 22 |
| Kale | Sow outdoors (spring) | Mar 25 – Apr 14 |
| Kale | Sow outdoors (fall) | Jul 15 – Aug 22 |
| Carrots | Sow outdoors (spring) | Apr 8 – May 24 |
| Carrots | Sow outdoors (fall) | Jun 22 – Aug 7 |
| Garlic | Plant outdoors (fall) | Oct 22 – Nov 22 |
Where these dates come from
ZIP code 25545 is matched to the NOAA station Pea Ridge Psd, WV, 7.9 km away, at 584 ft elevation (46 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Pea Ridge Psd, WV (used) | 584 ft | Apr 8 | Nov 1 |
| Hamlin, WV | 680 ft | Apr 23 | Oct 21 |
| Hogsett Rc Byrd Dam, WV | 570 ft | Apr 18 | Oct 29 |
| Huntington Swg Pl, WV | 520 ft | Apr 12 | Oct 30 |
Frost dates near Ona
- Huntington, WV 25706 · last Apr 8, first Nov 1
- Lesage, WV 25537 · last Apr 8, first Nov 1
- Milton, WV 25541 · last Apr 23, first Oct 21
- Barboursville, WV 25504 · last Apr 8, first Nov 1
- Proctorville, OH 45669 · last Apr 8, first Nov 1
- Culloden, WV 25510 · last Apr 23, first Oct 21
- Salt Rock, WV 25559 · last Apr 23, first Oct 21
- Glenwood, WV 25520 · last Apr 18, first Oct 29
Frequently asked questions
- When is the last frost in Ona, WV?
- For ZIP code 25545, the average last spring frost (32°F) is April 8, based on NOAA 1991-2020 climate normals for the Pea Ridge Psd, WV weather station. There is a 1-in-10 chance of a frost after April 25.
- When is the first frost in Ona, WV?
- The average first fall frost (32°F) is November 1. There is a 1-in-10 chance of frost by October 19, so tender plants are at risk from that point on.
- How long is the growing season in 25545?
- 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.