Frost dates for Steubenville, OH
At Steubenville, the median last spring frost (32°F) is Apr 29 and the median first fall frost is Oct 20, for a typical growing season of 175 days. For a 90% chance that the last frost has passed, wait until May 15. Nearby ZIP codes are in USDA hardiness zone 6b.
- Apr 29Last spring frost (median)50% chance of 32°F after this date
- May 15Safer planting date10% chance of 32°F after this date
- Oct 20First fall frost (median)50% chance of 32°F by this date
- 175 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 25 | May 8 | May 23 |
| 32°F | Apr 16 | Apr 29 | May 15 |
| 28°F | Apr 3 | Apr 18 | May 3 |
| 24°F | Mar 23 | Apr 6 | Apr 20 |
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 9 | Oct 22 |
| 32°F | Oct 6 | Oct 20 | Nov 1 |
| 28°F | Oct 17 | Oct 31 | Nov 12 |
| 24°F | Oct 30 | Nov 9 | Nov 26 |
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 | 134 days | 154 days | 173 days |
| 32°F | 155 days | 175 days | 192 days |
| 28°F | 175 days | 195 days | 214 days |
| 24°F | 198 days | 217 days | 240 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 |
|---|---|---|---|
| 43952 | 6b | -5 to 0°F | 5 km |
| 26037 | 6b | -5 to 0°F | 6 km |
| 43953 | 6b | -5 to 0°F | 7 km |
| 26035 | 6b | -5 to 0°F | 7 km |
| 26062 | 6b | -5 to 0°F | 8 km |
| 43938 | 6b | -5 to 0°F | 10 km |
| 43944 | 6b | -5 to 0°F | 14 km |
| 15021 | 6b | -5 to 0°F | 16 km |
| 43910 | 6b | -5 to 0°F | 17 km |
| 15054 | 6b | -5 to 0°F | 20 km |
| 15004 | 6b | -5 to 0°F | 21 km |
| 43925 | 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 USC00338025, at 40.3764, -80.6283, elevation 302 m (992 ft).
- Data quality: Standard (24+ years of data), 28 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
- Cadiz (34 km)
- Millport 4 NE (48 km)
- Dennison Wtr Wks (61 km)
- Barnesville (64 km)
- New Philadelphia Field (68 km)
- New Philadelphia (69 km)
- Hannibal Locks & Dam (81 km)
- Cambridge (90 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.