Frost dates for 26527Cassville, WV
The average last spring frost in Cassville is April 26 and the average first fall frost is October 23, giving a typical growing season of about 180 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 26
- Average first fall frost
- Oct 23
- Growing season
- 180 days
Safer after May 12 (1-in-10 risk)
Possible by Oct 9 (1-in-10 risk)
Last frost typically in 174 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 22 · May 6 · May 24 | Sep 29 · Oct 13 · Oct 26 | 159 days | 100% |
| Frost / freeze (32°F) | Apr 10 · Apr 26 · May 12 | Oct 9 · Oct 23 · Nov 3 | 180 days | 100% |
| Hard freeze (28°F) | Mar 30 · Apr 14 · Apr 30 | Oct 19 · Nov 1 · Nov 16 | 203 days | 100% |
Planting calendar for Cassville
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 26 – Jun 1 |
| Tomatoes | Transplant outdoors | May 12 – Jul 3 |
| Peppers | Start seeds indoors | Mar 26 – Apr 26 |
| Peppers | Transplant outdoors | May 26 – Jun 26 |
| Eggplant | Start seeds indoors | Apr 12 – May 11 |
| Eggplant | Transplant outdoors | May 26 – Jun 26 |
| Cucumbers | Sow outdoors | May 26 – Jul 13 |
| Summer squash | Sow outdoors | May 12 – Jun 26 |
| Winter squash & pumpkins | Sow outdoors | May 26 – Jun 26 |
| Snap beans | Sow outdoors | May 12 – Aug 5 |
| Sweet corn | Sow outdoors | May 12 – Jul 3 |
| Watermelon & cantaloupe | Sow outdoors | May 26 – Jun 26 |
| Okra | Sow outdoors | May 19 – Jun 11 |
| Peas | Sow outdoors (spring) | Mar 26 – May 11 |
| Potatoes | Plant outdoors (spring) | Mar 26 – May 26 |
| Onions | Start seeds indoors (spring) | Feb 12 – Mar 11 |
| Onions | Transplant outdoors (spring) | Apr 12 – May 11 |
| Broccoli | Start seeds indoors (spring) | Mar 8 – Apr 11 |
| Broccoli | Transplant outdoors (spring) | Apr 12 – May 11 |
| Broccoli | Start seeds indoors (fall) | Jun 23 – Jul 3 |
| Broccoli | Transplant outdoors (fall) | Jul 23 – Aug 3 |
| Cabbage | Start seeds indoors (spring) | Feb 26 – Mar 26 |
| Cabbage | Transplant outdoors (spring) | Mar 26 – Apr 26 |
| Cabbage | Start seeds indoors (fall) | Jun 13 – Jul 13 |
| Cabbage | Transplant outdoors (fall) | Jul 13 – Aug 13 |
| Leaf lettuce | Sow outdoors (spring) | Mar 26 – Jun 11 |
| Leaf lettuce | Sow outdoors (fall) | Jul 13 – Aug 29 |
| Spinach | Sow outdoors (spring) | Mar 19 – May 2 |
| Spinach | Sow outdoors (fall) | Jul 30 – Sep 3 |
| Radishes | Sow outdoors (spring) | Mar 26 – May 16 |
| Radishes | Sow outdoors (fall) | Jul 13 – Sep 13 |
| Kale | Sow outdoors (spring) | Apr 12 – May 2 |
| Kale | Sow outdoors (fall) | Jul 6 – Aug 13 |
| Carrots | Sow outdoors (spring) | Apr 26 – Jun 11 |
| Carrots | Sow outdoors (fall) | Jun 13 – Jul 29 |
| Garlic | Plant outdoors (fall) | Oct 13 – Nov 13 |
Where these dates come from
ZIP code 26527 is matched to the NOAA station Morgantown L&D, WV, 9.5 km away, at 825 ft elevation (179 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Morgantown L&D, WV (used) | 825 ft | Apr 26 | Oct 23 |
| Morgantown Hart Fld, WV | 1,240 ft | Apr 23 | Oct 24 |
| Pt Marion Lock 8, PA | 810 ft | Apr 30 | Oct 23 |
| Grays Landing, PA | 800 ft | Apr 28 | Oct 21 |
Frost dates near Cassville
- Pursglove, WV 26546 · last Apr 26, first Oct 23
- Osage, WV 26543 · last Apr 26, first Oct 23
- Granville, WV 26534 · last Apr 26, first Oct 23
- Maidsville, WV 26541 · last Apr 26, first Oct 23
- Morgantown, WV 26506 · last Apr 23, first Oct 24
- Pentress, WV 26544 · last Apr 18, first Oct 28
- Dilliner, PA 15327 · last Apr 28, first Oct 21
- Mount Morris, PA 15349 · last Apr 28, first Oct 21
Frequently asked questions
- When is the last frost in Cassville, WV?
- For ZIP code 26527, the average last spring frost (32°F) is April 26, based on NOAA 1991-2020 climate normals for the Morgantown L&D, WV weather station. There is a 1-in-10 chance of a frost after May 12.
- When is the first frost in Cassville, WV?
- The average first fall frost (32°F) is October 23. There is a 1-in-10 chance of frost by October 9, so tender plants are at risk from that point on.
- How long is the growing season in 26527?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 180 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.