Frost dates for Globe #3, AZ
At Globe #3, the median last spring frost (32°F) is Mar 11 and the median first fall frost is Nov 21, for a typical growing season of 253 days. For a 90% chance that the last frost has passed, wait until Mar 29. Nearby ZIP codes are in USDA hardiness zone 9a.
- Mar 11Last spring frost (median)50% chance of 32°F after this date
- Mar 29Safer planting date10% chance of 32°F after this date
- Nov 21First fall frost (median)50% chance of 32°F by this date
- 253 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 | Mar 12 | Mar 30 | Apr 18 |
| 32°F | Feb 19 | Mar 11 | Mar 29 |
| 28°F | Jan 23 | Feb 21 | Mar 11 |
| 24°F | Dec 28 | Jan 24 | Feb 24 |
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 25 | Nov 12 | Nov 25 |
| 32°F | Nov 6 | Nov 21 | Dec 6 |
| 28°F | Nov 17 | Dec 3 | Dec 19 |
| 24°F | Nov 28 | Dec 16 | Jan 9 |
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 | 204 days | 225 days | 246 days |
| 32°F | 228 days | 253 days | 278 days |
| 28°F | 260 days | 285 days | 317 days |
| 24°F | 292 days | 325 days | 354 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 98% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 85501 | 9a | 20 to 25°F | 18 km |
| 85550 | 9a | 20 to 25°F | 31 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 USC00023501, at 33.3947, -110.7933, elevation 1116 m (3,660 ft).
- Data quality: Representative (10+ years), 11 years of freeze data.
- Average days per year at or below 32°F: 40.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Miami (7 km)
- Superior (30 km)
- San Carlos Reservoir (34 km)
- Roosevelt 1 S (41 km)
- Mormon Flat (63 km)
- Apache Junction 5 NE (64 km)
- Florence (68 km)
- Punkin Center (70 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.