Overgaard, AZ frost dates
Last spring frostMay 23median date
First fall frostOct 5median date
Growing season135 daysfrost-free
Hardiness zone6bZone 6b
How Overgaard compares
- In 8 years out of 10, the last spring frost in Overgaard falls between May 6 and June 6, a 31-day window. The first fall frost falls between September 24 and October 19.
- The median last frost is 37 days later than the Arizona median of Apr 16.
- Its 135-day growing season is longer than 9% of the 193 Arizona places with a regular frost season (state median 197 days).
- The last frost is 31 days later than the zone 6b median of Apr 22. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6b chart.
- The weather station records an average of 170 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | May 6 |
| 50% (median) | May 23 |
| 10% (safe for tender plants) | June 6 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 24 |
| 50% (median) | October 5 |
| 90% (late) | October 19 |
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 Overgaard, AZ
Overgaard, AZ frost dates — last frost May 23, first frost Oct 5, zone 6b. whenisthelastfrost.com
Crop
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Start indoors: Feb 28 to Mar 14Transplant outside: Apr 25 to May 9
Start indoors: Mar 14 to Mar 28Transplant outside: Jun 6 to Jun 20
Start indoors: Mar 14 to Mar 28Transplant outside: Jun 6 to Jun 20
Start indoors: Mar 28 to Apr 11Transplant outside: May 30 to Jun 13
Start indoors: Mar 28 to Apr 11Transplant outside: May 2 to May 16Sow outdoors: Apr 25 to May 30Plant for fall: Aug 10 to Sep 7
Start indoors: Mar 28 to Apr 11Transplant outside: Apr 25 to May 9Sow outdoors: Apr 25 to May 9Plant for fall: Jul 27 to Aug 17
Start indoors: Mar 28 to Apr 11Transplant outside: May 9 to May 23Plant for fall: Jun 29 to Jul 20
Start indoors: Mar 28 to Apr 11Transplant outside: May 2 to May 16Plant for fall: Jun 29 to Jul 20
Start indoors: Mar 28 to Apr 11Transplant outside: May 9 to May 23Plant for fall: Jun 29 to Jul 20
Start indoors: Apr 11 to Apr 25Transplant outside: Jun 13 to Jun 27Sow outdoors: Jun 13 to Jun 27
Start indoors: Apr 11 to Apr 25Transplant outside: May 30 to Jun 13
Sow outdoors: Apr 11 to May 2Plant for fall: Jul 13 to Aug 3
Sow outdoors: Apr 11 to May 2Plant for fall: Aug 10 to Aug 31
Sow outdoors: Apr 18 to May 30Plant for fall: Aug 24 to Sep 14
Start indoors: Apr 25 to May 2Transplant outside: Jun 6 to Jun 13Sow outdoors: May 30 to Jun 13Plant for fall: Jul 20 to Aug 3
Start indoors: Apr 25 to May 2Sow outdoors: May 30 to Jun 13Plant for fall: Jul 27 to Aug 10
Start indoors: Apr 25 to May 2Sow outdoors: May 30 to Jun 13
Start indoors: Apr 25 to May 2Transplant outside: Jun 6 to Jun 20
Sow outdoors: May 2 to May 30Plant for fall: Jul 13 to Jul 27
Sow outdoors: May 2 to May 30Plant for fall: Jul 27 to Aug 10
Sow outdoors: May 2 to May 23
Sow outdoors: May 9 to Jun 6Plant for fall: Jul 27 to Aug 10
Sow outdoors: May 9 to May 30Plant for fall: Aug 10 to Aug 31
Sow outdoors: May 30 to Jun 20Plant for fall: Jul 20 to Aug 3
Sow outdoors: May 30 to Jun 13
Transplant outside: Jun 6 to Jun 27
Plant for fall: Sep 21 to Oct 26
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Overgaard, AZ
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 28 – Mar 14 | Apr 25 – May 9 | — | — |
| Peppers | Mar 14 – Mar 28 | Jun 6 – Jun 20 | — | — |
| Eggplant | Mar 14 – Mar 28 | Jun 6 – Jun 20 | — | — |
| Tomatoes | Mar 28 – Apr 11 | May 30 – Jun 13 | — | — |
| Lettuce | Mar 28 – Apr 11 | May 2 – May 16 | Apr 25 – May 30 | Aug 10 – Sep 7 |
| Kale | Mar 28 – Apr 11 | Apr 25 – May 9 | Apr 25 – May 9 | Jul 27 – Aug 17 |
| Broccoli | Mar 28 – Apr 11 | May 9 – May 23 | — | Jun 29 – Jul 20 |
| Cabbage | Mar 28 – Apr 11 | May 2 – May 16 | — | Jun 29 – Jul 20 |
| Cauliflower | Mar 28 – Apr 11 | May 9 – May 23 | — | Jun 29 – Jul 20 |
| Okra | Apr 11 – Apr 25 | Jun 13 – Jun 27 | Jun 13 – Jun 27 | — |
| Basil | Apr 11 – Apr 25 | May 30 – Jun 13 | — | — |
| Peas | — | — | Apr 11 – May 2 | Jul 13 – Aug 3 |
| Spinach | — | — | Apr 11 – May 2 | Aug 10 – Aug 31 |
| Radishes | — | — | Apr 18 – May 30 | Aug 24 – Sep 14 |
| Cucumbers | Apr 25 – May 2 | Jun 6 – Jun 13 | May 30 – Jun 13 | Jul 20 – Aug 3 |
| Zucchini & Summer Squash | Apr 25 – May 2 | — | May 30 – Jun 13 | Jul 27 – Aug 10 |
| Winter Squash & Pumpkins | Apr 25 – May 2 | — | May 30 – Jun 13 | — |
| Melons & Watermelon | Apr 25 – May 2 | Jun 6 – Jun 20 | — | — |
| Carrots | — | — | May 2 – May 30 | Jul 13 – Jul 27 |
| Beets | — | — | May 2 – May 30 | Jul 27 – Aug 10 |
| Potatoes | — | — | May 2 – May 23 | — |
| Swiss Chard | — | — | May 9 – Jun 6 | Jul 27 – Aug 10 |
| Cilantro | — | — | May 9 – May 30 | Aug 10 – Aug 31 |
| Green Beans | — | — | May 30 – Jun 20 | Jul 20 – Aug 3 |
| Sweet Corn | — | — | May 30 – Jun 13 | — |
| Sweet Potatoes | — | Jun 6 – Jun 27 | — | — |
| Garlic | — | — | — | Sep 21 – Oct 26 |
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 Heber (Black Mesa) Rs, AZ weather station, 2 km away (elevation 6,591 ft (2,009 m)).
Frost dates near Overgaard
- Heber May 23 · Oct 5
- Clay Springs May 23 · Oct 5
- Forest Lakes May 23 · Oct 5
- Pinedale May 5 · Oct 15
- White Mountain Lake May 5 · Oct 15
- Cibecue May 23 · Oct 5
- Taylor May 11 · Oct 10
- Snowflake May 11 · Oct 10
- Young May 6 · Oct 20
- Show Low May 5 · Oct 15
Frequently asked questions
When is the last frost in Overgaard, AZ?
The median last spring frost in Overgaard, AZ is May 23. There is still about a 10% chance of frost after June 6, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Overgaard, AZ?
The median first fall frost is October 5, with about a 10% chance of frost before September 24.
How long is the growing season in Overgaard, AZ?
About 135 days between the median last spring frost and first fall frost.
What planting zone is Overgaard, AZ?
Overgaard, AZ is in USDA hardiness zone 6b.