Success, MO frost dates
How Success compares
- In 8 years out of 10, the last spring frost in Success falls between March 25 and May 1, a 37-day window. The first fall frost falls between October 6 and November 5.
- The median last frost is 2 days earlier than the Missouri median of Apr 12.
- Its 196-day growing season is longer than 52% of the 938 Missouri places with a regular frost season (state median 195 days).
- The last frost is 12 days earlier than the zone 6b median of Apr 22. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6b chart.
- The weather station records an average of 108 nights a year at or below 32°F.
- Compared with Springfield, MO, 111 km away, the last frost here is 6 days later than there and the growing season is 10 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 25 |
| 50% (median) | April 10 |
| 10% (safe for tender plants) | May 1 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 6 |
| 50% (median) | October 23 |
| 90% (late) | November 5 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Success, MO
Success, MO frost dates — last frost Apr 10, first frost Oct 23, zone 6b. whenisthelastfrost.com
When to plant vegetables in Success, MO
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 16 – Jan 30 | Mar 13 – Mar 27 | — | — |
| Peppers | Jan 30 – Feb 13 | Apr 24 – May 8 | — | — |
| Eggplant | Jan 30 – Feb 13 | Apr 24 – May 8 | — | — |
| Tomatoes | Feb 13 – Feb 27 | Apr 17 – May 1 | — | — |
| Lettuce | Feb 13 – Feb 27 | Mar 20 – Apr 3 | Mar 13 – Apr 17 | Aug 28 – Sep 25 |
| Kale | Feb 13 – Feb 27 | Mar 13 – Mar 27 | Mar 13 – Mar 27 | Aug 14 – Sep 4 |
| Broccoli | Feb 13 – Feb 27 | Mar 27 – Apr 10 | — | Jul 17 – Aug 7 |
| Cabbage | Feb 13 – Feb 27 | Mar 20 – Apr 3 | — | Jul 17 – Aug 7 |
| Cauliflower | Feb 13 – Feb 27 | Mar 27 – Apr 10 | — | Jul 17 – Aug 7 |
| Okra | Feb 27 – Mar 13 | May 1 – May 15 | May 1 – May 15 | — |
| Basil | Feb 27 – Mar 13 | Apr 17 – May 1 | — | — |
| Peas | — | — | Feb 27 – Mar 20 | Jul 31 – Aug 21 |
| Spinach | — | — | Feb 27 – Mar 20 | Aug 28 – Sep 18 |
| Radishes | — | — | Mar 6 – Apr 17 | Sep 11 – Oct 2 |
| Cucumbers | Mar 13 – Mar 20 | Apr 24 – May 1 | Apr 17 – May 1 | Aug 7 – Aug 21 |
| Zucchini & Summer Squash | Mar 13 – Mar 20 | — | Apr 17 – May 1 | Aug 14 – Aug 28 |
| Winter Squash & Pumpkins | Mar 13 – Mar 20 | — | Apr 17 – May 1 | — |
| Melons & Watermelon | Mar 13 – Mar 20 | Apr 24 – May 8 | — | — |
| Carrots | — | — | Mar 20 – Apr 17 | Jul 31 – Aug 14 |
| Beets | — | — | Mar 20 – Apr 17 | Aug 14 – Aug 28 |
| Potatoes | — | — | Mar 20 – Apr 10 | — |
| Swiss Chard | — | — | Mar 27 – Apr 24 | Aug 14 – Aug 28 |
| Cilantro | — | — | Mar 27 – Apr 17 | Aug 28 – Sep 18 |
| Green Beans | — | — | Apr 17 – May 8 | Aug 7 – Aug 21 |
| Sweet Corn | — | — | Apr 17 – May 1 | — |
| Sweet Potatoes | — | Apr 24 – May 15 | — | — |
| Garlic | — | — | — | Oct 9 – Nov 13 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Houston, MO weather station, 20 km away (elevation 1,224 ft (373 m)).
Frost dates near Success
- Roby Apr 20 · Oct 19
- Bucyrus Apr 10 · Oct 23
- Plato Apr 20 · Oct 19
- Huggins Apr 11 · Oct 28
- Houston Apr 10 · Oct 23
- Lynchburg Apr 15 · Oct 22
- Licking Apr 20 · Oct 19
- Graff Apr 11 · Oct 28
- Duke Apr 14 · Oct 24
- Beulah Apr 20 · Oct 19
Frequently asked questions
When is the last frost in Success, MO?
The median last spring frost in Success, MO is April 10. There is still about a 10% chance of frost after May 1, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Success, MO?
The median first fall frost is October 23, with about a 10% chance of frost before October 6.
How long is the growing season in Success, MO?
About 196 days between the median last spring frost and first fall frost.
What planting zone is Success, MO?
Success, MO is in USDA hardiness zone 6b.