Frost dates for Garden Corners, MI
At Garden Corners, the median last spring frost (32°F) is May 16 and the median first fall frost is Sep 24, for a typical growing season of 129 days. For a 90% chance that the last frost has passed, wait until Jun 3. Nearby ZIP codes are in USDA hardiness zones 5a to 5b.
- May 16Last spring frost (median)50% chance of 32°F after this date
- Jun 3Safer planting date10% chance of 32°F after this date
- Sep 24First fall frost (median)50% chance of 32°F by this date
- 129 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 | May 17 | Jun 1 | Jun 29 |
| 32°F | May 1 | May 16 | Jun 3 |
| 28°F | Apr 19 | May 3 | May 20 |
| 24°F | Apr 9 | Apr 22 | May 6 |
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 | Aug 16 | Sep 4 | Sep 29 |
| 32°F | Sep 1 | Sep 24 | Oct 12 |
| 28°F | Sep 16 | Oct 7 | Oct 27 |
| 24°F | Oct 5 | Oct 29 | Nov 13 |
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 | 66 days | 94 days | 124 days |
| 32°F | 99 days | 129 days | 153 days |
| 28°F | 132 days | 157 days | 180 days |
| 24°F | 162 days | 187 days | 208 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 49817 | 5a | -20 to -15°F | 7 km |
| 49864 | 5b | -15 to -10°F | 10 km |
| 49835 | 5b | -15 to -10°F | 18 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 USC00203078, at 45.8983, -86.5486, elevation 179 m (587 ft).
- Data quality: Representative (10+ years), 10 years of freeze data.
- Average days per year at or below 32°F: 184.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Manistique Wastewater Plant (24 km)
- Rapid River 4sse (31 km)
- Escanaba (47 km)
- Cornell 5se (48 km)
- Chatham 1 SE (56 km)
- Chatham Exp. Farm 2 (57 km)
- Munising (58 km)
- Munsing Lakeshore (58 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.