Yucca, AZ frost dates
Last spring frostFeb 18median date
First fall frostDec 2median date
Growing season287 daysfrost-free
Hardiness zone9aZone 9a
How Yucca compares
- In 8 years out of 10, the last spring frost in Yucca falls between January 24 and March 16, a 51-day window. The first fall frost falls between November 16 and December 22.
- The median last frost is 57 days earlier than the Arizona median of Apr 16.
- Its 287-day growing season is longer than 97% of the 193 Arizona places with a regular frost season (state median 197 days).
- The last frost is 13 days earlier than the zone 9a median of Mar 3. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 9a chart.
- The weather station records an average of 15 nights a year at or below 32°F.
- Nearby Lake Havasu City, AZ, 45 km away, gets only light, occasional frost, a reminder of how much elevation and distance from the coast matter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | January 24 |
| 50% (median) | February 18 |
| 10% (safe for tender plants) | March 16 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 16 |
| 50% (median) | December 2 |
| 90% (late) | December 22 |
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 Yucca, AZ
Yucca, AZ frost dates — last frost Feb 18, first frost Dec 2, zone 9a. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Nov 26 to Dec 10Transplant outside: Jan 21 to Feb 4
Start indoors: Dec 10 to Dec 24Transplant outside: Mar 4 to Mar 18
Start indoors: Dec 10 to Dec 24Transplant outside: Mar 4 to Mar 18
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Feb 25 to Mar 11
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Jan 28 to Feb 11Sow outdoors: Jan 21 to Feb 25Plant for fall: Oct 7 to Nov 4
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Jan 21 to Feb 4Sow outdoors: Jan 21 to Feb 4Plant for fall: Sep 23 to Oct 14
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Feb 4 to Feb 18Plant for fall: Aug 26 to Sep 16
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Jan 28 to Feb 11Plant for fall: Aug 26 to Sep 16
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Feb 4 to Feb 18Plant for fall: Aug 26 to Sep 16
Start indoors: Jan 7 to Jan 21Transplant outside: Mar 11 to Mar 25Sow outdoors: Mar 11 to Mar 25
Start indoors: Jan 7 to Jan 21Transplant outside: Feb 25 to Mar 11
Sow outdoors: Jan 7 to Jan 28Plant for fall: Sep 9 to Sep 30
Sow outdoors: Jan 7 to Jan 28Plant for fall: Oct 7 to Oct 28
Sow outdoors: Jan 14 to Feb 25Plant for fall: Oct 21 to Nov 11
Start indoors: Jan 21 to Jan 28Transplant outside: Mar 4 to Mar 11Sow outdoors: Feb 25 to Mar 11Plant for fall: Sep 16 to Sep 30
Start indoors: Jan 21 to Jan 28Sow outdoors: Feb 25 to Mar 11Plant for fall: Sep 23 to Oct 7
Start indoors: Jan 21 to Jan 28Sow outdoors: Feb 25 to Mar 11
Start indoors: Jan 21 to Jan 28Transplant outside: Mar 4 to Mar 18
Sow outdoors: Jan 28 to Feb 25Plant for fall: Sep 9 to Sep 23
Sow outdoors: Jan 28 to Feb 25Plant for fall: Sep 23 to Oct 7
Sow outdoors: Jan 28 to Feb 18
Sow outdoors: Feb 4 to Mar 4Plant for fall: Sep 23 to Oct 7
Sow outdoors: Feb 4 to Feb 25Plant for fall: Oct 7 to Oct 28
Sow outdoors: Feb 25 to Mar 18Plant for fall: Sep 16 to Sep 30
Sow outdoors: Feb 25 to Mar 11
Transplant outside: Mar 4 to Mar 25
Plant for fall: Nov 18 to Dec 23
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Yucca, AZ
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Nov 26 – Dec 10 | Jan 21 – Feb 4 | — | — |
| Peppers | Dec 10 – Dec 24 | Mar 4 – Mar 18 | — | — |
| Eggplant | Dec 10 – Dec 24 | Mar 4 – Mar 18 | — | — |
| Tomatoes | Dec 24 – Jan 7 | Feb 25 – Mar 11 | — | — |
| Lettuce | Dec 24 – Jan 7 | Jan 28 – Feb 11 | Jan 21 – Feb 25 | Oct 7 – Nov 4 |
| Kale | Dec 24 – Jan 7 | Jan 21 – Feb 4 | Jan 21 – Feb 4 | Sep 23 – Oct 14 |
| Broccoli | Dec 24 – Jan 7 | Feb 4 – Feb 18 | — | Aug 26 – Sep 16 |
| Cabbage | Dec 24 – Jan 7 | Jan 28 – Feb 11 | — | Aug 26 – Sep 16 |
| Cauliflower | Dec 24 – Jan 7 | Feb 4 – Feb 18 | — | Aug 26 – Sep 16 |
| Okra | Jan 7 – Jan 21 | Mar 11 – Mar 25 | Mar 11 – Mar 25 | — |
| Basil | Jan 7 – Jan 21 | Feb 25 – Mar 11 | — | — |
| Peas | — | — | Jan 7 – Jan 28 | Sep 9 – Sep 30 |
| Spinach | — | — | Jan 7 – Jan 28 | Oct 7 – Oct 28 |
| Radishes | — | — | Jan 14 – Feb 25 | Oct 21 – Nov 11 |
| Cucumbers | Jan 21 – Jan 28 | Mar 4 – Mar 11 | Feb 25 – Mar 11 | Sep 16 – Sep 30 |
| Zucchini & Summer Squash | Jan 21 – Jan 28 | — | Feb 25 – Mar 11 | Sep 23 – Oct 7 |
| Winter Squash & Pumpkins | Jan 21 – Jan 28 | — | Feb 25 – Mar 11 | — |
| Melons & Watermelon | Jan 21 – Jan 28 | Mar 4 – Mar 18 | — | — |
| Carrots | — | — | Jan 28 – Feb 25 | Sep 9 – Sep 23 |
| Beets | — | — | Jan 28 – Feb 25 | Sep 23 – Oct 7 |
| Potatoes | — | — | Jan 28 – Feb 18 | — |
| Swiss Chard | — | — | Feb 4 – Mar 4 | Sep 23 – Oct 7 |
| Cilantro | — | — | Feb 4 – Feb 25 | Oct 7 – Oct 28 |
| Green Beans | — | — | Feb 25 – Mar 18 | Sep 16 – Sep 30 |
| Sweet Corn | — | — | Feb 25 – Mar 11 | — |
| Sweet Potatoes | — | Mar 4 – Mar 25 | — | — |
| Garlic | — | — | — | Nov 18 – Dec 23 |
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 Yucca 1 Nne, AZ weather station, about 1 km away (elevation 1,949 ft (594 m)).
Frost dates near Yucca
- Oatman Jan 4 · Dec 23
- Topock Jan 6 · Jan 2
- Temple Bar Marina Apr 2 · Nov 11
- Mohave Valley Jan 6 · Jan 2
- Fort Mohave Jan 4 · Dec 23
- Kingman Apr 2 · Nov 11
- Lake Havasu City Jan 5 · Dec 29
- Golden Valley Apr 2 · Nov 11
- Bullhead City Jan 4 · Dec 23
- Kingman (Mohave) Apr 2 · Nov 11
Frequently asked questions
When is the last frost in Yucca, AZ?
The median last spring frost in Yucca, AZ is February 18. There is still about a 10% chance of frost after March 16, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Yucca, AZ?
The median first fall frost is December 2, with about a 10% chance of frost before November 16.
How long is the growing season in Yucca, AZ?
About 287 days between the median last spring frost and first fall frost.
What planting zone is Yucca, AZ?
Yucca, AZ is in USDA hardiness zone 9a.