Frost dates for Barnesville, OH
At Barnesville, the median last spring frost (32°F) is Apr 27 and the median first fall frost is Oct 22, for a typical growing season of 177 days. For a 90% chance that the last frost has passed, wait until May 13. Nearby ZIP codes are in USDA hardiness zone 6b.
- Apr 27Last spring frost (median)50% chance of 32°F after this date
- May 13Safer planting date10% chance of 32°F after this date
- Oct 22First fall frost (median)50% chance of 32°F by this date
- 177 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 23 | May 6 | May 21 |
| 32°F | Apr 14 | Apr 27 | May 13 |
| 28°F | Apr 2 | Apr 16 | May 1 |
| 24°F | Mar 22 | Apr 5 | Apr 18 |
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 | Sep 28 | Oct 11 | Oct 24 |
| 32°F | Oct 7 | Oct 22 | Nov 2 |
| 28°F | Oct 19 | Nov 1 | Nov 14 |
| 24°F | Nov 1 | Nov 12 | Dec 1 |
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 | 138 days | 157 days | 176 days |
| 32°F | 157 days | 177 days | 197 days |
| 28°F | 178 days | 200 days | 218 days |
| 24°F | 203 days | 222 days | 243 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 |
|---|---|---|---|
| 43713 | 6b | -5 to 0°F | 1 km |
| 43719 | 6b | -5 to 0°F | 8 km |
| 43736 | 6b | -5 to 0°F | 9 km |
| 43773 | 6b | -5 to 0°F | 10 km |
| 43759 | 6b | -5 to 0°F | 13 km |
| 43747 | 6b | -5 to 0°F | 15 km |
| 43778 | 6b | -5 to 0°F | 16 km |
| 43718 | 6b | -5 to 0°F | 16 km |
| 43983 | 6b | -5 to 0°F | 16 km |
| 43973 | 6b | -5 to 0°F | 23 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 USC00330430, at 39.9917, -81.1850, elevation 390 m (1,280 ft).
- Data quality: Representative (10+ years), 14 years of freeze data.
- Average days per year at or below 32°F: 121.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Cambridge (34 km)
- Cadiz (35 km)
- Caldwell 3se (39 km)
- Hannibal Locks & Dam (45 km)
- Dennison Wtr Wks (48 km)
- New Philadelphia Field (57 km)
- New Philadelphia (59 km)
- Zanesville Muni Airport (60 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.