Frost dates for 72858Pottsville, AR
The average last spring frost in Pottsville is March 29 and the average first fall frost is November 2, giving a typical growing season of about 219 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 29
- Average first fall frost
- Nov 2
- Growing season
- 219 days
Safer after Apr 13 (1-in-10 risk)
Possible by Oct 20 (1-in-10 risk)
First frost typically in 6 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) | Mar 26 · Apr 10 · Apr 24 | Oct 10 · Oct 25 · Nov 6 | 196 days | 100% |
| Frost / freeze (32°F) | Mar 10 · Mar 29 · Apr 13 | Oct 20 · Nov 2 · Nov 18 | 219 days | 100% |
| Hard freeze (28°F) | Feb 25 · Mar 13 · Apr 4 | Oct 31 · Nov 14 · Dec 2 | 244 days | 100% |
Planting calendar for Pottsville
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 | Feb 26 – May 4 |
| Tomatoes | Transplant outdoors | Apr 14 – Jul 13 |
| Peppers | Start seeds indoors | Feb 26 – Mar 29 |
| Peppers | Transplant outdoors | Apr 28 – May 29 |
| Eggplant | Start seeds indoors | Mar 15 – Apr 13 |
| Eggplant | Transplant outdoors | Apr 28 – May 29 |
| Cucumbers | Sow outdoors | Apr 28 – Jul 23 |
| Summer squash | Sow outdoors | Apr 14 – May 29 |
| Winter squash & pumpkins | Sow outdoors | Apr 28 – May 29 |
| Snap beans | Sow outdoors | Apr 14 – Aug 15 |
| Sweet corn | Sow outdoors | Apr 14 – Jul 13 |
| Watermelon & cantaloupe | Sow outdoors | Apr 28 – May 29 |
| Okra | Sow outdoors | Apr 21 – May 14 |
| Peas | Sow outdoors (spring) | Feb 26 – Apr 13 |
| Potatoes | Plant outdoors (spring) | Feb 26 – Apr 28 |
| Onions | Start seeds indoors (spring) | Jan 15 – Feb 11 |
| Onions | Transplant outdoors (spring) | Mar 15 – Apr 13 |
| Broccoli | Start seeds indoors (spring) | Feb 8 – Mar 14 |
| Broccoli | Transplant outdoors (spring) | Mar 15 – Apr 13 |
| Broccoli | Start seeds indoors (fall) | Jul 3 – Jul 13 |
| Broccoli | Transplant outdoors (fall) | Aug 2 – Aug 13 |
| Cabbage | Start seeds indoors (spring) | Jan 29 – Feb 26 |
| Cabbage | Transplant outdoors (spring) | Feb 26 – Mar 29 |
| Cabbage | Start seeds indoors (fall) | Jun 23 – Jul 23 |
| Cabbage | Transplant outdoors (fall) | Jul 23 – Aug 23 |
| Leaf lettuce | Sow outdoors (spring) | Feb 26 – May 14 |
| Leaf lettuce | Sow outdoors (fall) | Jul 23 – Sep 8 |
| Spinach | Sow outdoors (spring) | Feb 19 – Apr 4 |
| Spinach | Sow outdoors (fall) | Aug 9 – Sep 13 |
| Radishes | Sow outdoors (spring) | Feb 26 – Apr 18 |
| Radishes | Sow outdoors (fall) | Jul 23 – Sep 23 |
| Kale | Sow outdoors (spring) | Mar 15 – Apr 4 |
| Kale | Sow outdoors (fall) | Jul 16 – Aug 23 |
| Carrots | Sow outdoors (spring) | Mar 29 – May 14 |
| Carrots | Sow outdoors (fall) | Jun 23 – Aug 8 |
| Garlic | Plant outdoors (fall) | Oct 23 – Nov 23 |
Where these dates come from
ZIP code 72858 is matched to the NOAA station Russellville Muni Ap, AR, 4 km away, at 403 ft elevation (29 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Russellville Muni Ap, AR (used) | 403 ft | Mar 29 | Nov 2 |
| Dardanelle, AR | 370 ft | Apr 1 | Nov 2 |
| Morrilton, AR | 340 ft | Mar 30 | Nov 2 |
| Nimrod Dam, AR | 480 ft | Mar 22 | Nov 11 |
Frost dates near Pottsville
- Russellville, AR 72802 · last Mar 29, first Nov 2
- Atkins, AR 72823 · last Mar 29, first Nov 2
- Dardanelle, AR 72834 · last Apr 1, first Nov 2
- Centerville, AR 72829 · last Apr 1, first Nov 2
- Dover, AR 72837 · last Mar 29, first Nov 2
- Casa, AR 72025 · last Mar 22, first Nov 11
- London, AR 72847 · last Apr 1, first Nov 2
- Adona, AR 72001 · last Mar 30, first Nov 2
Frequently asked questions
- When is the last frost in Pottsville, AR?
- For ZIP code 72858, the average last spring frost (32°F) is March 29, based on NOAA 1991-2020 climate normals for the Russellville Muni Ap, AR weather station. There is a 1-in-10 chance of a frost after April 13.
- When is the first frost in Pottsville, AR?
- The average first fall frost (32°F) is November 2. There is a 1-in-10 chance of frost by October 20, so tender plants are at risk from that point on.
- How long is the growing season in 72858?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 219 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.