Wenden, AZ frost dates
Last spring frostMar 4median date
First fall frostNov 23median date
Growing season264 daysfrost-free
Hardiness zone9aZone 9a
How Wenden compares
- In 8 years out of 10, the last spring frost in Wenden falls between February 13 and March 31, a 46-day window. The first fall frost falls between November 10 and December 4.
- The median last frost is 43 days earlier than the Arizona median of Apr 16.
- Its 264-day growing season is longer than 89% of the 193 Arizona places with a regular frost season (state median 197 days).
- The last frost is typical for zone 9a, where the median is Mar 3.
- The weather station records an average of 28 nights a year at or below 32°F.
- Nearby Lake Havasu City, AZ, 90 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) | February 13 |
| 50% (median) | March 4 |
| 10% (safe for tender plants) | March 31 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 10 |
| 50% (median) | November 23 |
| 90% (late) | December 4 |
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 Wenden, AZ
Wenden, AZ frost dates — last frost Mar 4, first frost Nov 23, zone 9a. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 10 to Dec 24Transplant outside: Feb 4 to Feb 18
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Mar 18 to Apr 1
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Mar 18 to Apr 1
Start indoors: Jan 7 to Jan 21Transplant outside: Mar 11 to Mar 25
Start indoors: Jan 7 to Jan 21Transplant outside: Feb 11 to Feb 25Sow outdoors: Feb 4 to Mar 11Plant for fall: Sep 28 to Oct 26
Start indoors: Jan 7 to Jan 21Transplant outside: Feb 4 to Feb 18Sow outdoors: Feb 4 to Feb 18Plant for fall: Sep 14 to Oct 5
Start indoors: Jan 7 to Jan 21Transplant outside: Feb 18 to Mar 4Plant for fall: Aug 17 to Sep 7
Start indoors: Jan 7 to Jan 21Transplant outside: Feb 11 to Feb 25Plant for fall: Aug 17 to Sep 7
Start indoors: Jan 7 to Jan 21Transplant outside: Feb 18 to Mar 4Plant for fall: Aug 17 to Sep 7
Start indoors: Jan 21 to Feb 4Transplant outside: Mar 25 to Apr 8Sow outdoors: Mar 25 to Apr 8
Start indoors: Jan 21 to Feb 4Transplant outside: Mar 11 to Mar 25
Sow outdoors: Jan 21 to Feb 11Plant for fall: Aug 31 to Sep 21
Sow outdoors: Jan 21 to Feb 11Plant for fall: Sep 28 to Oct 19
Sow outdoors: Jan 28 to Mar 11Plant for fall: Oct 12 to Nov 2
Start indoors: Feb 4 to Feb 11Transplant outside: Mar 18 to Mar 25Sow outdoors: Mar 11 to Mar 25Plant for fall: Sep 7 to Sep 21
Start indoors: Feb 4 to Feb 11Sow outdoors: Mar 11 to Mar 25Plant for fall: Sep 14 to Sep 28
Start indoors: Feb 4 to Feb 11Sow outdoors: Mar 11 to Mar 25
Start indoors: Feb 4 to Feb 11Transplant outside: Mar 18 to Apr 1
Sow outdoors: Feb 11 to Mar 11Plant for fall: Aug 31 to Sep 14
Sow outdoors: Feb 11 to Mar 11Plant for fall: Sep 14 to Sep 28
Sow outdoors: Feb 11 to Mar 4
Sow outdoors: Feb 18 to Mar 18Plant for fall: Sep 14 to Sep 28
Sow outdoors: Feb 18 to Mar 11Plant for fall: Sep 28 to Oct 19
Sow outdoors: Mar 11 to Apr 1Plant for fall: Sep 7 to Sep 21
Sow outdoors: Mar 11 to Mar 25
Transplant outside: Mar 18 to Apr 8
Plant for fall: Nov 9 to Dec 14
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Wenden, AZ
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 10 – Dec 24 | Feb 4 – Feb 18 | — | — |
| Peppers | Dec 24 – Jan 7 | Mar 18 – Apr 1 | — | — |
| Eggplant | Dec 24 – Jan 7 | Mar 18 – Apr 1 | — | — |
| Tomatoes | Jan 7 – Jan 21 | Mar 11 – Mar 25 | — | — |
| Lettuce | Jan 7 – Jan 21 | Feb 11 – Feb 25 | Feb 4 – Mar 11 | Sep 28 – Oct 26 |
| Kale | Jan 7 – Jan 21 | Feb 4 – Feb 18 | Feb 4 – Feb 18 | Sep 14 – Oct 5 |
| Broccoli | Jan 7 – Jan 21 | Feb 18 – Mar 4 | — | Aug 17 – Sep 7 |
| Cabbage | Jan 7 – Jan 21 | Feb 11 – Feb 25 | — | Aug 17 – Sep 7 |
| Cauliflower | Jan 7 – Jan 21 | Feb 18 – Mar 4 | — | Aug 17 – Sep 7 |
| Okra | Jan 21 – Feb 4 | Mar 25 – Apr 8 | Mar 25 – Apr 8 | — |
| Basil | Jan 21 – Feb 4 | Mar 11 – Mar 25 | — | — |
| Peas | — | — | Jan 21 – Feb 11 | Aug 31 – Sep 21 |
| Spinach | — | — | Jan 21 – Feb 11 | Sep 28 – Oct 19 |
| Radishes | — | — | Jan 28 – Mar 11 | Oct 12 – Nov 2 |
| Cucumbers | Feb 4 – Feb 11 | Mar 18 – Mar 25 | Mar 11 – Mar 25 | Sep 7 – Sep 21 |
| Zucchini & Summer Squash | Feb 4 – Feb 11 | — | Mar 11 – Mar 25 | Sep 14 – Sep 28 |
| Winter Squash & Pumpkins | Feb 4 – Feb 11 | — | Mar 11 – Mar 25 | — |
| Melons & Watermelon | Feb 4 – Feb 11 | Mar 18 – Apr 1 | — | — |
| Carrots | — | — | Feb 11 – Mar 11 | Aug 31 – Sep 14 |
| Beets | — | — | Feb 11 – Mar 11 | Sep 14 – Sep 28 |
| Potatoes | — | — | Feb 11 – Mar 4 | — |
| Swiss Chard | — | — | Feb 18 – Mar 18 | Sep 14 – Sep 28 |
| Cilantro | — | — | Feb 18 – Mar 11 | Sep 28 – Oct 19 |
| Green Beans | — | — | Mar 11 – Apr 1 | Sep 7 – Sep 21 |
| Sweet Corn | — | — | Mar 11 – Mar 25 | — |
| Sweet Potatoes | — | Mar 18 – Apr 8 | — | — |
| Garlic | — | — | — | Nov 9 – Dec 14 |
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 Alamo Dam, AZ weather station, 23 km away (elevation 1,289 ft (393 m)).
Frost dates near Wenden
- Aguila Mar 17 · Nov 19
- Salome Mar 17 · Nov 19
- Bouse Feb 18 · Nov 28
- Wickenburg Mar 7 · Nov 20
- Bagdad Apr 7 · Nov 12
- Congress Mar 7 · Nov 20
- Yarnell Mar 7 · Nov 20
- Kirkland Apr 7 · Nov 12
- Wikieup Mar 19 · Nov 23
- Parker Jan 12 · Dec 19
Frequently asked questions
When is the last frost in Wenden, AZ?
The median last spring frost in Wenden, AZ is March 4. There is still about a 10% chance of frost after March 31, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Wenden, AZ?
The median first fall frost is November 23, with about a 10% chance of frost before November 10.
How long is the growing season in Wenden, AZ?
About 264 days between the median last spring frost and first fall frost.
What planting zone is Wenden, AZ?
Wenden, AZ is in USDA hardiness zone 9a.