Frost dates for 71657 — Monticello, AR
Last spring frostMar 18median date
First fall frostNov 12median date
Growing season239 daysfrost-free
Hardiness zone8bZone 8b
How Monticello compares
- In 8 years out of 10, the last spring frost in Monticello falls between February 26 and April 6, a 39-day window. The first fall frost falls between October 28 and December 1.
- The median last frost is 10 days earlier than the Arkansas median of Mar 28.
- Its 239-day growing season is longer than 87% of the 603 Arkansas places with a regular frost season (state median 222 days).
- The last frost is typical for zone 8b, where the median is Mar 16.
- The weather station records an average of 51 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | February 26 |
| 50% (median) | March 18 |
| 10% (safe for tender plants) | April 6 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 28 |
| 50% (median) | November 12 |
| 90% (late) | December 1 |
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 Monticello, AR
Frost dates for 71657 — Monticello, AR — last frost Mar 18, first frost Nov 12, zone 8b. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Feb 18 to Mar 4
Start indoors: Jan 7 to Jan 21Transplant outside: Apr 1 to Apr 15
Start indoors: Jan 7 to Jan 21Transplant outside: Apr 1 to Apr 15
Start indoors: Jan 21 to Feb 4Transplant outside: Mar 25 to Apr 8
Start indoors: Jan 21 to Feb 4Transplant outside: Feb 25 to Mar 11Sow outdoors: Feb 18 to Mar 25Plant for fall: Sep 17 to Oct 15
Start indoors: Jan 21 to Feb 4Transplant outside: Feb 18 to Mar 4Sow outdoors: Feb 18 to Mar 4Plant for fall: Sep 3 to Sep 24
Start indoors: Jan 21 to Feb 4Transplant outside: Mar 4 to Mar 18Plant for fall: Aug 6 to Aug 27
Start indoors: Jan 21 to Feb 4Transplant outside: Feb 25 to Mar 11Plant for fall: Aug 6 to Aug 27
Start indoors: Jan 21 to Feb 4Transplant outside: Mar 4 to Mar 18Plant for fall: Aug 6 to Aug 27
Start indoors: Feb 4 to Feb 18Transplant outside: Apr 8 to Apr 22Sow outdoors: Apr 8 to Apr 22
Start indoors: Feb 4 to Feb 18Transplant outside: Mar 25 to Apr 8
Sow outdoors: Feb 4 to Feb 25Plant for fall: Aug 20 to Sep 10
Sow outdoors: Feb 4 to Feb 25Plant for fall: Sep 17 to Oct 8
Sow outdoors: Feb 11 to Mar 25Plant for fall: Oct 1 to Oct 22
Start indoors: Feb 18 to Feb 25Transplant outside: Apr 1 to Apr 8Sow outdoors: Mar 25 to Apr 8Plant for fall: Aug 27 to Sep 10
Start indoors: Feb 18 to Feb 25Sow outdoors: Mar 25 to Apr 8Plant for fall: Sep 3 to Sep 17
Start indoors: Feb 18 to Feb 25Sow outdoors: Mar 25 to Apr 8
Start indoors: Feb 18 to Feb 25Transplant outside: Apr 1 to Apr 15
Sow outdoors: Feb 25 to Mar 25Plant for fall: Aug 20 to Sep 3
Sow outdoors: Feb 25 to Mar 25Plant for fall: Sep 3 to Sep 17
Sow outdoors: Feb 25 to Mar 18
Sow outdoors: Mar 4 to Apr 1Plant for fall: Sep 3 to Sep 17
Sow outdoors: Mar 4 to Mar 25Plant for fall: Sep 17 to Oct 8
Sow outdoors: Mar 25 to Apr 15Plant for fall: Aug 27 to Sep 10
Sow outdoors: Mar 25 to Apr 8
Transplant outside: Apr 1 to Apr 22
Plant for fall: Oct 29 to Dec 3
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Monticello, AR
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 24 – Jan 7 | Feb 18 – Mar 4 | — | — |
| Peppers | Jan 7 – Jan 21 | Apr 1 – Apr 15 | — | — |
| Eggplant | Jan 7 – Jan 21 | Apr 1 – Apr 15 | — | — |
| Tomatoes | Jan 21 – Feb 4 | Mar 25 – Apr 8 | — | — |
| Lettuce | Jan 21 – Feb 4 | Feb 25 – Mar 11 | Feb 18 – Mar 25 | Sep 17 – Oct 15 |
| Kale | Jan 21 – Feb 4 | Feb 18 – Mar 4 | Feb 18 – Mar 4 | Sep 3 – Sep 24 |
| Broccoli | Jan 21 – Feb 4 | Mar 4 – Mar 18 | — | Aug 6 – Aug 27 |
| Cabbage | Jan 21 – Feb 4 | Feb 25 – Mar 11 | — | Aug 6 – Aug 27 |
| Cauliflower | Jan 21 – Feb 4 | Mar 4 – Mar 18 | — | Aug 6 – Aug 27 |
| Okra | Feb 4 – Feb 18 | Apr 8 – Apr 22 | Apr 8 – Apr 22 | — |
| Basil | Feb 4 – Feb 18 | Mar 25 – Apr 8 | — | — |
| Peas | — | — | Feb 4 – Feb 25 | Aug 20 – Sep 10 |
| Spinach | — | — | Feb 4 – Feb 25 | Sep 17 – Oct 8 |
| Radishes | — | — | Feb 11 – Mar 25 | Oct 1 – Oct 22 |
| Cucumbers | Feb 18 – Feb 25 | Apr 1 – Apr 8 | Mar 25 – Apr 8 | Aug 27 – Sep 10 |
| Zucchini & Summer Squash | Feb 18 – Feb 25 | — | Mar 25 – Apr 8 | Sep 3 – Sep 17 |
| Winter Squash & Pumpkins | Feb 18 – Feb 25 | — | Mar 25 – Apr 8 | — |
| Melons & Watermelon | Feb 18 – Feb 25 | Apr 1 – Apr 15 | — | — |
| Carrots | — | — | Feb 25 – Mar 25 | Aug 20 – Sep 3 |
| Beets | — | — | Feb 25 – Mar 25 | Sep 3 – Sep 17 |
| Potatoes | — | — | Feb 25 – Mar 18 | — |
| Swiss Chard | — | — | Mar 4 – Apr 1 | Sep 3 – Sep 17 |
| Cilantro | — | — | Mar 4 – Mar 25 | Sep 17 – Oct 8 |
| Green Beans | — | — | Mar 25 – Apr 15 | Aug 27 – Sep 10 |
| Sweet Corn | — | — | Mar 25 – Apr 8 | — |
| Sweet Potatoes | — | Apr 1 – Apr 22 | — | — |
| Garlic | — | — | — | Oct 29 – Dec 3 |
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 Monticello Muni Ap, AR weather station, 3 km away (elevation 289 ft (88 m)).
ZIP codes in Monticello: 71655 71656 71657
Frost dates near Monticello
- Wilmar Mar 18 · Nov 12
- Warren Mar 20 · Nov 11
- Fountain Hill Mar 18 · Nov 11
- Winchester Mar 12 · Nov 14
- Tillar Mar 13 · Nov 10
- Dermott Mar 13 · Nov 10
- Star City Mar 15 · Nov 17
- Pickens Mar 12 · Nov 14
Frequently asked questions
When is the last frost in Monticello, AR?
The median last spring frost in Monticello, AR is March 18. There is still about a 10% chance of frost after April 6, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Monticello, AR?
The median first fall frost is November 12, with about a 10% chance of frost before October 28.
How long is the growing season in Monticello, AR?
About 239 days between the median last spring frost and first fall frost.
What planting zone is Monticello, AR?
Monticello, AR is in USDA hardiness zone 8b.