Frost dates for Coshocton Ag Rsch Station, OH
At Coshocton Ag Rsch Station, the median last spring frost (32°F) is Apr 18 and the median first fall frost is Oct 28, for a typical growing season of 190 days. For a 90% chance that the last frost has passed, wait until May 5. Nearby ZIP codes are in USDA hardiness zones 6a to 6b.
- Apr 18Last spring frost (median)50% chance of 32°F after this date
- May 5Safer planting date10% chance of 32°F after this date
- Oct 28First fall frost (median)50% chance of 32°F by this date
- 190 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 | Apr 29 | May 16 |
| 32°F | Apr 4 | Apr 18 | May 5 |
| 28°F | Mar 25 | Apr 6 | Apr 20 |
| 24°F | Mar 14 | Mar 30 | Apr 11 |
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 2 | Oct 16 | Oct 28 |
| 32°F | Oct 11 | Oct 28 | Nov 10 |
| 28°F | Oct 24 | Nov 7 | Nov 22 |
| 24°F | Nov 3 | Nov 17 | Dec 5 |
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 | 147 days | 167 days | 186 days |
| 32°F | 168 days | 190 days | 210 days |
| 28°F | 194 days | 214 days | 234 days |
| 24°F | 217 days | 236 days | 257 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 |
|---|---|---|---|
| 43824 | 6b | -5 to 0°F | 3 km |
| 43804 | 6a | -10 to -5°F | 10 km |
| 43805 | 6a | -10 to -5°F | 15 km |
| 43840 | 6b | -5 to 0°F | 16 km |
| 44681 | 6a | -10 to -5°F | 18 km |
| 43832 | 6b | -5 to 0°F | 21 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 USC00331905, at 40.3708, -81.7908, elevation 348 m (1,140 ft).
- Data quality: Representative (10+ years), 23 years of freeze data.
- Average days per year at or below 32°F: 116.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Coshocton Wpc Plant (16 km)
- Millersburg (22 km)
- New Philadelphia Field (33 km)
- New Philadelphia (33 km)
- Dennison Wtr Wks (38 km)
- Cambridge (44 km)
- Danville 2 W (44 km)
- Wooster 3 SSE (45 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.