Nucla, CO frost dates
Last spring frostApr 26median date
First fall frostOct 18median date
Growing season175 daysfrost-free
Hardiness zone6aZone 6a
How Nucla compares
- In 8 years out of 10, the last spring frost in Nucla falls between April 10 and May 8, a 28-day window. The first fall frost falls between October 6 and October 31.
- The median last frost is 15 days earlier than the Colorado median of May 11.
- Its 175-day growing season is among the longest of the 374 Colorado places with a regular frost season.
- The last frost is typical for zone 6a, where the median is Apr 29.
- The weather station records an average of 149 nights a year at or below 32°F.
- Compared with Grand Junction, CO, 88 km away, the last frost here is 3 days later than there and the growing season is 5 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 10 |
| 50% (median) | April 26 |
| 10% (safe for tender plants) | May 8 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 6 |
| 50% (median) | October 18 |
| 90% (late) | October 31 |
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 Nucla, CO
Nucla, CO frost dates — last frost Apr 26, first frost Oct 18, zone 6a. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Feb 1 to Feb 15Transplant outside: Mar 29 to Apr 12
Start indoors: Feb 15 to Mar 1Transplant outside: May 10 to May 24
Start indoors: Feb 15 to Mar 1Transplant outside: May 10 to May 24
Start indoors: Mar 1 to Mar 15Transplant outside: May 3 to May 17
Start indoors: Mar 1 to Mar 15Transplant outside: Apr 5 to Apr 19Sow outdoors: Mar 29 to May 3Plant for fall: Aug 23 to Sep 20
Start indoors: Mar 1 to Mar 15Transplant outside: Mar 29 to Apr 12Sow outdoors: Mar 29 to Apr 12Plant for fall: Aug 9 to Aug 30
Start indoors: Mar 1 to Mar 15Transplant outside: Apr 12 to Apr 26Plant for fall: Jul 12 to Aug 2
Start indoors: Mar 1 to Mar 15Transplant outside: Apr 5 to Apr 19Plant for fall: Jul 12 to Aug 2
Start indoors: Mar 1 to Mar 15Transplant outside: Apr 12 to Apr 26Plant for fall: Jul 12 to Aug 2
Start indoors: Mar 15 to Mar 29Transplant outside: May 17 to May 31Sow outdoors: May 17 to May 31
Start indoors: Mar 15 to Mar 29Transplant outside: May 3 to May 17
Sow outdoors: Mar 15 to Apr 5Plant for fall: Jul 26 to Aug 16
Sow outdoors: Mar 15 to Apr 5Plant for fall: Aug 23 to Sep 13
Sow outdoors: Mar 22 to May 3Plant for fall: Sep 6 to Sep 27
Start indoors: Mar 29 to Apr 5Transplant outside: May 10 to May 17Sow outdoors: May 3 to May 17Plant for fall: Aug 2 to Aug 16
Start indoors: Mar 29 to Apr 5Sow outdoors: May 3 to May 17Plant for fall: Aug 9 to Aug 23
Start indoors: Mar 29 to Apr 5Sow outdoors: May 3 to May 17
Start indoors: Mar 29 to Apr 5Transplant outside: May 10 to May 24
Sow outdoors: Apr 5 to May 3Plant for fall: Jul 26 to Aug 9
Sow outdoors: Apr 5 to May 3Plant for fall: Aug 9 to Aug 23
Sow outdoors: Apr 5 to Apr 26
Sow outdoors: Apr 12 to May 10Plant for fall: Aug 9 to Aug 23
Sow outdoors: Apr 12 to May 3Plant for fall: Aug 23 to Sep 13
Sow outdoors: May 3 to May 24Plant for fall: Aug 2 to Aug 16
Sow outdoors: May 3 to May 17
Transplant outside: May 10 to May 31
Plant for fall: Oct 4 to Nov 8
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Nucla, CO
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 1 – Feb 15 | Mar 29 – Apr 12 | — | — |
| Peppers | Feb 15 – Mar 1 | May 10 – May 24 | — | — |
| Eggplant | Feb 15 – Mar 1 | May 10 – May 24 | — | — |
| Tomatoes | Mar 1 – Mar 15 | May 3 – May 17 | — | — |
| Lettuce | Mar 1 – Mar 15 | Apr 5 – Apr 19 | Mar 29 – May 3 | Aug 23 – Sep 20 |
| Kale | Mar 1 – Mar 15 | Mar 29 – Apr 12 | Mar 29 – Apr 12 | Aug 9 – Aug 30 |
| Broccoli | Mar 1 – Mar 15 | Apr 12 – Apr 26 | — | Jul 12 – Aug 2 |
| Cabbage | Mar 1 – Mar 15 | Apr 5 – Apr 19 | — | Jul 12 – Aug 2 |
| Cauliflower | Mar 1 – Mar 15 | Apr 12 – Apr 26 | — | Jul 12 – Aug 2 |
| Okra | Mar 15 – Mar 29 | May 17 – May 31 | May 17 – May 31 | — |
| Basil | Mar 15 – Mar 29 | May 3 – May 17 | — | — |
| Peas | — | — | Mar 15 – Apr 5 | Jul 26 – Aug 16 |
| Spinach | — | — | Mar 15 – Apr 5 | Aug 23 – Sep 13 |
| Radishes | — | — | Mar 22 – May 3 | Sep 6 – Sep 27 |
| Cucumbers | Mar 29 – Apr 5 | May 10 – May 17 | May 3 – May 17 | Aug 2 – Aug 16 |
| Zucchini & Summer Squash | Mar 29 – Apr 5 | — | May 3 – May 17 | Aug 9 – Aug 23 |
| Winter Squash & Pumpkins | Mar 29 – Apr 5 | — | May 3 – May 17 | — |
| Melons & Watermelon | Mar 29 – Apr 5 | May 10 – May 24 | — | — |
| Carrots | — | — | Apr 5 – May 3 | Jul 26 – Aug 9 |
| Beets | — | — | Apr 5 – May 3 | Aug 9 – Aug 23 |
| Potatoes | — | — | Apr 5 – Apr 26 | — |
| Swiss Chard | — | — | Apr 12 – May 10 | Aug 9 – Aug 23 |
| Cilantro | — | — | Apr 12 – May 3 | Aug 23 – Sep 13 |
| Green Beans | — | — | May 3 – May 24 | Aug 2 – Aug 16 |
| Sweet Corn | — | — | May 3 – May 17 | — |
| Sweet Potatoes | — | May 10 – May 31 | — | — |
| Garlic | — | — | — | Oct 4 – Nov 8 |
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 Uravan, CO weather station, 21 km away (elevation 5,020 ft (1,530 m)).
Frost dates near Nucla
- Naturita Apr 26 · Oct 18
- Redvale May 25 · Oct 1
- Norwood May 21 · Oct 1
- Bedrock May 11 · Oct 5
- Paradox May 11 · Oct 5
- Egnar Jun 3 · Sep 25
- Placerville May 26 · Sep 29
- Gateway Apr 20 · Oct 21
- Montrose Apr 28 · Oct 14
- Olathe May 2 · Oct 8
Frequently asked questions
When is the last frost in Nucla, CO?
The median last spring frost in Nucla, CO is April 26. There is still about a 10% chance of frost after May 8, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Nucla, CO?
The median first fall frost is October 18, with about a 10% chance of frost before October 6.
How long is the growing season in Nucla, CO?
About 175 days between the median last spring frost and first fall frost.
What planting zone is Nucla, CO?
Nucla, CO is in USDA hardiness zone 6a.