Frost Dates for Belton, MO
In Belton, MO, the average last spring frost is around Apr 13 and the average first fall frost around Oct 26, for a growing season of about 194 days. For frost-tender plants, wait until Apr 28, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Lees Summit Reed Wr, MO weather station, 11 miles away, elevation 1,000 ft. Frost can come earlier in low spots and valleys and later near cities and large lakes.
Frost probability by date
Chance of a 32°F frost after the spring date, or before the fall date.
| Chance | Last spring frost | First fall frost |
|---|---|---|
| 10% | Apr 28 | Oct 11 |
| 20% | Apr 23 | Oct 16 |
| 30% | Apr 20 | Oct 20 |
| 40% | Apr 16 | Oct 23 |
| 50% | Apr 13 | Oct 26 |
| 60% | Apr 11 | Oct 28 |
| 70% | Apr 7 | Oct 31 |
| 80% | Apr 4 | Nov 2 |
| 90% | Mar 31 | Nov 6 |
Light frost vs. hard freeze
Average (50%) dates for each temperature. Tender plants are damaged at 36°F; most hardy crops survive until 28°F.
| Temperature | Last in spring | First in fall |
|---|---|---|
| Light frost (36°F) | Apr 24 | Oct 16 |
| Frost / freeze (32°F) | Apr 13 | Oct 26 |
| Hard freeze (28°F) | Apr 3 | Nov 3 |
Planting calendar for Belton
Transplant Apr 20 – May 4
Transplant Apr 27 – May 11
Transplant Apr 27 – May 11
Transplant Apr 20 – May 4
Sow or transplant Apr 20 – May 4
Sow or transplant Apr 20 – May 4
Sow or transplant Apr 27 – May 11
Sow or transplant Mar 16 – Mar 30
Fall sowing Aug 31 – Sep 28
Fall sowing Aug 31 – Sep 21
Fall sowing Aug 17 – Aug 31
Sow or transplant Mar 16 – Mar 30
Fall sowing Aug 17 – Sep 14
Transplant Mar 30 – Apr 13
Fall sowing Aug 3 – Aug 17
Transplant Mar 23 – Apr 6
Fall sowing Aug 3 – Aug 17
Fall sowing Aug 3 – Aug 17
Fall sowing Sep 14 – Oct 5
Fall sowing Aug 17 – Aug 31
Plant Mar 16 – Mar 30
Based on the average last frost (Apr 13) and first frost (Oct 26). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.