Downing, MO frost dates
Last spring frostApr 23median date
First fall frostOct 17median date
Growing season177 daysfrost-free
Hardiness zone6aZone 6a
How Downing compares
- In 8 years out of 10, the last spring frost in Downing falls between April 8 and May 6, a 28-day window. The first fall frost falls between October 2 and October 29.
- The median last frost is 11 days later than the Missouri median of Apr 12.
- Its 177-day growing season is longer than 5% of the 938 Missouri places with a regular frost season (state median 195 days).
- The last frost is 6 days earlier than the zone 6a median of Apr 29. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6a chart.
- The weather station records an average of 130 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 8 |
| 50% (median) | April 23 |
| 10% (safe for tender plants) | May 6 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 2 |
| 50% (median) | October 17 |
| 90% (late) | October 29 |
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 Downing, MO
Downing, MO frost dates — last frost Apr 23, first frost Oct 17, zone 6a. whenisthelastfrost.com
Crop
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Start indoors: Jan 29 to Feb 12Transplant outside: Mar 26 to Apr 9
Start indoors: Feb 12 to Feb 26Transplant outside: May 7 to May 21
Start indoors: Feb 12 to Feb 26Transplant outside: May 7 to May 21
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 30 to May 14
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 2 to Apr 16Sow outdoors: Mar 26 to Apr 30Plant for fall: Aug 22 to Sep 19
Start indoors: Feb 26 to Mar 12Transplant outside: Mar 26 to Apr 9Sow outdoors: Mar 26 to Apr 9Plant for fall: Aug 8 to Aug 29
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 9 to Apr 23Plant for fall: Jul 11 to Aug 1
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 2 to Apr 16Plant for fall: Jul 11 to Aug 1
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 9 to Apr 23Plant for fall: Jul 11 to Aug 1
Start indoors: Mar 12 to Mar 26Transplant outside: May 14 to May 28Sow outdoors: May 14 to May 28
Start indoors: Mar 12 to Mar 26Transplant outside: Apr 30 to May 14
Sow outdoors: Mar 12 to Apr 2Plant for fall: Jul 25 to Aug 15
Sow outdoors: Mar 12 to Apr 2Plant for fall: Aug 22 to Sep 12
Sow outdoors: Mar 19 to Apr 30Plant for fall: Sep 5 to Sep 26
Start indoors: Mar 26 to Apr 2Transplant outside: May 7 to May 14Sow outdoors: Apr 30 to May 14Plant for fall: Aug 1 to Aug 15
Start indoors: Mar 26 to Apr 2Sow outdoors: Apr 30 to May 14Plant for fall: Aug 8 to Aug 22
Start indoors: Mar 26 to Apr 2Sow outdoors: Apr 30 to May 14
Start indoors: Mar 26 to Apr 2Transplant outside: May 7 to May 21
Sow outdoors: Apr 2 to Apr 30Plant for fall: Jul 25 to Aug 8
Sow outdoors: Apr 2 to Apr 30Plant for fall: Aug 8 to Aug 22
Sow outdoors: Apr 2 to Apr 23
Sow outdoors: Apr 9 to May 7Plant for fall: Aug 8 to Aug 22
Sow outdoors: Apr 9 to Apr 30Plant for fall: Aug 22 to Sep 12
Sow outdoors: Apr 30 to May 21Plant for fall: Aug 1 to Aug 15
Sow outdoors: Apr 30 to May 14
Transplant outside: May 7 to May 28
Plant for fall: Oct 3 to Nov 7
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Downing, MO
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 29 – Feb 12 | Mar 26 – Apr 9 | — | — |
| Peppers | Feb 12 – Feb 26 | May 7 – May 21 | — | — |
| Eggplant | Feb 12 – Feb 26 | May 7 – May 21 | — | — |
| Tomatoes | Feb 26 – Mar 12 | Apr 30 – May 14 | — | — |
| Lettuce | Feb 26 – Mar 12 | Apr 2 – Apr 16 | Mar 26 – Apr 30 | Aug 22 – Sep 19 |
| Kale | Feb 26 – Mar 12 | Mar 26 – Apr 9 | Mar 26 – Apr 9 | Aug 8 – Aug 29 |
| Broccoli | Feb 26 – Mar 12 | Apr 9 – Apr 23 | — | Jul 11 – Aug 1 |
| Cabbage | Feb 26 – Mar 12 | Apr 2 – Apr 16 | — | Jul 11 – Aug 1 |
| Cauliflower | Feb 26 – Mar 12 | Apr 9 – Apr 23 | — | Jul 11 – Aug 1 |
| Okra | Mar 12 – Mar 26 | May 14 – May 28 | May 14 – May 28 | — |
| Basil | Mar 12 – Mar 26 | Apr 30 – May 14 | — | — |
| Peas | — | — | Mar 12 – Apr 2 | Jul 25 – Aug 15 |
| Spinach | — | — | Mar 12 – Apr 2 | Aug 22 – Sep 12 |
| Radishes | — | — | Mar 19 – Apr 30 | Sep 5 – Sep 26 |
| Cucumbers | Mar 26 – Apr 2 | May 7 – May 14 | Apr 30 – May 14 | Aug 1 – Aug 15 |
| Zucchini & Summer Squash | Mar 26 – Apr 2 | — | Apr 30 – May 14 | Aug 8 – Aug 22 |
| Winter Squash & Pumpkins | Mar 26 – Apr 2 | — | Apr 30 – May 14 | — |
| Melons & Watermelon | Mar 26 – Apr 2 | May 7 – May 21 | — | — |
| Carrots | — | — | Apr 2 – Apr 30 | Jul 25 – Aug 8 |
| Beets | — | — | Apr 2 – Apr 30 | Aug 8 – Aug 22 |
| Potatoes | — | — | Apr 2 – Apr 23 | — |
| Swiss Chard | — | — | Apr 9 – May 7 | Aug 8 – Aug 22 |
| Cilantro | — | — | Apr 9 – Apr 30 | Aug 22 – Sep 12 |
| Green Beans | — | — | Apr 30 – May 21 | Aug 1 – Aug 15 |
| Sweet Corn | — | — | Apr 30 – May 14 | — |
| Sweet Potatoes | — | May 7 – May 28 | — | — |
| Garlic | — | — | — | Oct 3 – Nov 7 |
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 Memphis, MO weather station, 16 km away (elevation 771 ft (235 m)).
Frost dates near Downing
- Lancaster Apr 16 · Oct 22
- Memphis Apr 23 · Oct 17
- Queen City Apr 21 · Oct 19
- Glenwood Apr 16 · Oct 22
- Granger Apr 23 · Oct 17
- Greentop Apr 21 · Oct 19
- Coatsville Apr 16 · Oct 22
- Worthington Apr 26 · Oct 14
- Baring Apr 23 · Oct 17
- Rutledge Apr 23 · Oct 17
Frequently asked questions
When is the last frost in Downing, MO?
The median last spring frost in Downing, MO is April 23. There is still about a 10% chance of frost after May 6, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Downing, MO?
The median first fall frost is October 17, with about a 10% chance of frost before October 2.
How long is the growing season in Downing, MO?
About 177 days between the median last spring frost and first fall frost.
What planting zone is Downing, MO?
Downing, MO is in USDA hardiness zone 6a.