When to plant in Belton, MO
USDA Zone 6bBelton, Missouri frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Heads up: the nearest complete-normals station is about 18 km from Belton, so your yard's frost dates can differ — a low spot or a paved city center can shift them by a week. In zone 6b, Belton gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.
Frost probability
LEES SUMMIT REED WR · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Belton’s own odds, recorded at LEES SUMMIT REED WR.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 7 | Apr 24 | Apr 11 | Sep 29 | Oct 16 | Oct 27 |
| 32°F | Apr 28 | Apr 13 | Mar 31 | Oct 11 | Oct 26 | Nov 6 |
| 28°F | Apr 18 | Apr 3 | Mar 16 | Oct 19 | Nov 3 | Nov 17 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Belton, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 21 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Belton planting FAQ
When is the last spring frost in Belton, MO?
Belton's average last spring frost falls near April 13 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.
When is the first fall frost in Belton, MO?
The first fall frost in Belton typically arrives around October 26 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Belton in?
Belton is in USDA hardiness zone 6b. In zone 6b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Belton?
Belton has about 196 frost-free days — a moderate growing season — between the average last spring frost (April 13) and first fall frost (October 26).
When should I plant tomatoes in Belton?
For Belton, sow tomatoes indoors about February 16–March 2 and move the seedlings out around April 20, after the last spring frost.
Never miss a window in Belton
An email when it’s time to start seeds, transplant, and sow — timed to Belton’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Raymore · 6 km
- Grandview · 7 km
- Leawood · 13 km
- Overland Park · 16 km
- Lee's Summit · 17 km
- Raytown · 20 km
- Prairie Village · 21 km
- Olathe · 26 km
Frost dates recorded at LEES SUMMIT REED WR, 18 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Belton, MO — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00234850. Retrieved from https://blissgarden.com/missouri/belton.