Frost dates for Oak Creek Canyon, AZ
At Oak Creek Canyon, the median last spring frost (32°F) is Apr 14 and the median first fall frost is Nov 5, for a typical growing season of 204 days. For a 90% chance that the last frost has passed, wait until May 4. Nearby ZIP codes are in USDA hardiness zones 5b to 8b.
- Apr 14Last spring frost (median)50% chance of 32°F after this date
- May 4Safer planting date10% chance of 32°F after this date
- Nov 5First fall frost (median)50% chance of 32°F by this date
- 204 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | Apr 15 | May 1 | May 19 |
| 32°F | Mar 31 | Apr 14 | May 4 |
| 28°F | Mar 2 | Mar 28 | Apr 16 |
| 24°F | Feb 1 | Mar 2 | Apr 1 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Oct 11 | Oct 24 | Nov 9 |
| 32°F | Oct 18 | Nov 5 | Nov 23 |
| 28°F | Oct 28 | Nov 18 | Dec 5 |
| 24°F | Nov 9 | Nov 30 | Dec 19 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 153 days | 175 days | 196 days |
| 32°F | 178 days | 204 days | 229 days |
| 28°F | 205 days | 235 days | 266 days |
| 24°F | 238 days | 273 days | 307 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
Closest ZIP codes (each is closer to another station)
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 86017 | 7a | 0 to 5°F | 7 km |
| 86336 | 8b | 15 to 20°F | 13 km |
| 86005 | 6a | -10 to -5°F | 19 km |
| 86351 | 8b | 15 to 20°F | 20 km |
| 86038 | 6b | -5 to 0°F | 25 km |
| 86325 | 8b | 15 to 20°F | 28 km |
| 86015 | 5b | -15 to -10°F | 30 km |
| 86335 | 8a | 10 to 15°F | 36 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USC00026037, at 34.9600, -111.7553, elevation 1560 m (5,118 ft).
- Data quality: Representative (10+ years), 22 years of freeze data.
- Average days per year at or below 32°F: 78.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Sedona (7 km)
- Mund's Park (11 km)
- Flagstaff Pulliam Airport (22 km)
- Flagstaff 4 SW (22 km)
- Bellemont WFO (31 km)
- Tuzigoot (32 km)
- Walnut Canyon National Monument (33 km)
- Fort Valley (34 km)
Sources
- NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.