Frost dates for 65724Pittsburg, MO
The average last spring frost in Pittsburg is April 7 and the average first fall frost is October 28, giving a typical growing season of about 204 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 7
- Average first fall frost
- Oct 28
- Growing season
- 204 days
Safer after Apr 26 (1-in-10 risk)
Possible by Oct 13 (1-in-10 risk)
First frost typically in 1 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 3 · Apr 21 · May 7 | Oct 1 · Oct 19 · Oct 31 | 179 days | 100% |
| Frost / freeze (32°F) | Mar 23 · Apr 7 · Apr 26 | Oct 13 · Oct 28 · Nov 11 | 204 days | 100% |
| Hard freeze (28°F) | Mar 10 · Mar 29 · Apr 11 | Oct 24 · Nov 6 · Nov 27 | 226 days | 100% |
Planting calendar for Pittsburg
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 7 – May 13 |
| Tomatoes | Transplant outdoors | Apr 23 – Jul 8 |
| Peppers | Start seeds indoors | Mar 7 – Apr 7 |
| Peppers | Transplant outdoors | May 7 – Jun 7 |
| Eggplant | Start seeds indoors | Mar 24 – Apr 22 |
| Eggplant | Transplant outdoors | May 7 – Jun 7 |
| Cucumbers | Sow outdoors | May 7 – Jul 18 |
| Summer squash | Sow outdoors | Apr 23 – Jun 7 |
| Winter squash & pumpkins | Sow outdoors | May 7 – Jun 7 |
| Snap beans | Sow outdoors | Apr 23 – Aug 10 |
| Sweet corn | Sow outdoors | Apr 23 – Jul 8 |
| Watermelon & cantaloupe | Sow outdoors | May 7 – Jun 7 |
| Okra | Sow outdoors | Apr 30 – May 23 |
| Peas | Sow outdoors (spring) | Mar 7 – Apr 22 |
| Potatoes | Plant outdoors (spring) | Mar 7 – May 7 |
| Onions | Start seeds indoors (spring) | Jan 24 – Feb 20 |
| Onions | Transplant outdoors (spring) | Mar 24 – Apr 22 |
| Broccoli | Start seeds indoors (spring) | Feb 17 – Mar 23 |
| Broccoli | Transplant outdoors (spring) | Mar 24 – Apr 22 |
| Broccoli | Start seeds indoors (fall) | Jun 28 – Jul 8 |
| Broccoli | Transplant outdoors (fall) | Jul 28 – Aug 8 |
| Cabbage | Start seeds indoors (spring) | Feb 7 – Mar 7 |
| Cabbage | Transplant outdoors (spring) | Mar 7 – Apr 7 |
| Cabbage | Start seeds indoors (fall) | Jun 18 – Jul 18 |
| Cabbage | Transplant outdoors (fall) | Jul 18 – Aug 18 |
| Leaf lettuce | Sow outdoors (spring) | Mar 7 – May 23 |
| Leaf lettuce | Sow outdoors (fall) | Jul 18 – Sep 3 |
| Spinach | Sow outdoors (spring) | Feb 28 – Apr 13 |
| Spinach | Sow outdoors (fall) | Aug 4 – Sep 8 |
| Radishes | Sow outdoors (spring) | Mar 7 – Apr 27 |
| Radishes | Sow outdoors (fall) | Jul 18 – Sep 18 |
| Kale | Sow outdoors (spring) | Mar 24 – Apr 13 |
| Kale | Sow outdoors (fall) | Jul 11 – Aug 18 |
| Carrots | Sow outdoors (spring) | Apr 7 – May 23 |
| Carrots | Sow outdoors (fall) | Jun 18 – Aug 3 |
| Garlic | Plant outdoors (fall) | Oct 18 – Nov 18 |
Where these dates come from
ZIP code 65724 is matched to the NOAA station Pomme De Terre Dam, MO, 7 km away, at 907 ft elevation (80 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Pomme De Terre Dam, MO (used) | 907 ft | Apr 7 | Oct 28 |
| Bolivar 1 Ne, MO | 987 ft | Apr 14 | Oct 23 |
| Buffalo 2N, MO | 1,071 ft | Apr 23 | Oct 15 |
| Osceola, MO | 744 ft | Apr 16 | Oct 24 |
Frost dates near Pittsburg
- Hermitage, MO 65668 · last Apr 7, first Oct 28
- Wheatland, MO 65779 · last Apr 7, first Oct 28
- Flemington, MO 65650 · last Apr 14, first Oct 23
- Polk, MO 65727 · last Apr 14, first Oct 23
- Urbana, MO 65767 · last Apr 7, first Oct 28
- Preston, MO 65732 · last Apr 7, first Oct 28
- Louisburg, MO 65685 · last Apr 23, first Oct 15
- Weaubleau, MO 65774 · last Apr 7, first Oct 28
Frequently asked questions
- When is the last frost in Pittsburg, MO?
- For ZIP code 65724, the average last spring frost (32°F) is April 7, based on NOAA 1991-2020 climate normals for the Pomme De Terre Dam, MO weather station. There is a 1-in-10 chance of a frost after April 26.
- When is the first frost in Pittsburg, MO?
- The average first fall frost (32°F) is October 28. There is a 1-in-10 chance of frost by October 13, so tender plants are at risk from that point on.
- How long is the growing season in 65724?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 204 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.