Frost dates for 64835Carterville, MO
The average last spring frost in Carterville is April 9 and the average first fall frost is October 27, giving a typical growing season of about 200 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 9
- Average first fall frost
- Oct 27
- Growing season
- 200 days
Safer after Apr 26 (1-in-10 risk)
Possible by Oct 12 (1-in-10 risk)
First frost typically in 0 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 4 · Apr 21 · May 6 | Oct 3 · Oct 18 · Oct 30 | 178 days | 100% |
| Frost / freeze (32°F) | Mar 24 · Apr 9 · Apr 26 | Oct 12 · Oct 27 · Nov 9 | 200 days | 100% |
| Hard freeze (28°F) | Mar 10 · Mar 29 · Apr 16 | Oct 21 · Nov 4 · Nov 22 | 220 days | 100% |
Planting calendar for Carterville
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 9 – May 15 |
| Tomatoes | Transplant outdoors | Apr 25 – Jul 7 |
| Peppers | Start seeds indoors | Mar 9 – Apr 9 |
| Peppers | Transplant outdoors | May 9 – Jun 9 |
| Eggplant | Start seeds indoors | Mar 26 – Apr 24 |
| Eggplant | Transplant outdoors | May 9 – Jun 9 |
| Cucumbers | Sow outdoors | May 9 – Jul 17 |
| Summer squash | Sow outdoors | Apr 25 – Jun 9 |
| Winter squash & pumpkins | Sow outdoors | May 9 – Jun 9 |
| Snap beans | Sow outdoors | Apr 25 – Aug 9 |
| Sweet corn | Sow outdoors | Apr 25 – Jul 7 |
| Watermelon & cantaloupe | Sow outdoors | May 9 – Jun 9 |
| Okra | Sow outdoors | May 2 – May 25 |
| Peas | Sow outdoors (spring) | Mar 9 – Apr 24 |
| Potatoes | Plant outdoors (spring) | Mar 9 – May 9 |
| Onions | Start seeds indoors (spring) | Jan 26 – Feb 22 |
| Onions | Transplant outdoors (spring) | Mar 26 – Apr 24 |
| Broccoli | Start seeds indoors (spring) | Feb 19 – Mar 25 |
| Broccoli | Transplant outdoors (spring) | Mar 26 – Apr 24 |
| Broccoli | Start seeds indoors (fall) | Jun 27 – Jul 7 |
| Broccoli | Transplant outdoors (fall) | Jul 27 – Aug 7 |
| Cabbage | Start seeds indoors (spring) | Feb 9 – Mar 9 |
| Cabbage | Transplant outdoors (spring) | Mar 9 – Apr 9 |
| Cabbage | Start seeds indoors (fall) | Jun 17 – Jul 17 |
| Cabbage | Transplant outdoors (fall) | Jul 17 – Aug 17 |
| Leaf lettuce | Sow outdoors (spring) | Mar 9 – May 25 |
| Leaf lettuce | Sow outdoors (fall) | Jul 17 – Sep 2 |
| Spinach | Sow outdoors (spring) | Mar 2 – Apr 15 |
| Spinach | Sow outdoors (fall) | Aug 3 – Sep 7 |
| Radishes | Sow outdoors (spring) | Mar 9 – Apr 29 |
| Radishes | Sow outdoors (fall) | Jul 17 – Sep 17 |
| Kale | Sow outdoors (spring) | Mar 26 – Apr 15 |
| Kale | Sow outdoors (fall) | Jul 10 – Aug 17 |
| Carrots | Sow outdoors (spring) | Apr 9 – May 25 |
| Carrots | Sow outdoors (fall) | Jun 17 – Aug 2 |
| Garlic | Plant outdoors (fall) | Oct 17 – Nov 17 |
Where these dates come from
ZIP code 64835 is matched to the NOAA station Joplin Regional Airport, MO, 5.9 km away, at 980 ft elevation (14 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Joplin Regional Airport, MO (used) | 980 ft | Apr 9 | Oct 27 |
| Carthage, MO | 978 ft | Apr 4 | Oct 27 |
| Diamond 2W, MO | 1,070 ft | Apr 18 | Oct 22 |
| Neosho, MO | 1,033 ft | Apr 7 | Oct 31 |
Frost dates near Carterville
- Webb City, MO 64870 · last Apr 9, first Oct 27
- Joplin, MO 64801 · last Apr 9, first Oct 27
- Duenweg, MO 64841 · last Apr 18, first Oct 22
- Alba, MO 64830 · last Apr 9, first Oct 27
- Purcell, MO 64857 · last Apr 9, first Oct 27
- Carl Junction, MO 64834 · last Apr 9, first Oct 27
- Carthage, MO 64836 · last Apr 9, first Oct 27
- Neck City, MO 64849 · last Apr 9, first Oct 27
Frequently asked questions
- When is the last frost in Carterville, MO?
- For ZIP code 64835, the average last spring frost (32°F) is April 9, based on NOAA 1991-2020 climate normals for the Joplin Regional Airport, MO weather station. There is a 1-in-10 chance of a frost after April 26.
- When is the first frost in Carterville, MO?
- The average first fall frost (32°F) is October 27. There is a 1-in-10 chance of frost by October 12, so tender plants are at risk from that point on.
- How long is the growing season in 64835?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 200 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.