Frost dates for Philo 3 SW, OH
At Philo 3 SW, the median last spring frost (32°F) is Apr 19 and the median first fall frost is Oct 25, for a typical growing season of 189 days. For a 90% chance that the last frost has passed, wait until May 9. Nearby ZIP codes are in USDA hardiness zone 6b.
- Apr 19Last spring frost (median)50% chance of 32°F after this date
- May 9Safer planting date10% chance of 32°F after this date
- Oct 25First fall frost (median)50% chance of 32°F by this date
- 189 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 | May 1 | May 19 |
| 32°F | Apr 2 | Apr 19 | May 9 |
| 28°F | Mar 21 | Apr 4 | Apr 21 |
| 24°F | Mar 10 | Mar 26 | Apr 8 |
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 13 | Oct 27 |
| 32°F | Oct 9 | Oct 25 | Nov 7 |
| 28°F | Oct 24 | Nov 5 | Nov 21 |
| 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 | 140 days | 163 days | 185 days |
| 32°F | 162 days | 189 days | 211 days |
| 28°F | 195 days | 217 days | 238 days |
| 24°F | 216 days | 239 days | 264 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 |
|---|---|---|---|
| 43771 | 6b | -5 to 0°F | 2 km |
| 43734 | 6b | -5 to 0°F | 5 km |
| 43720 | 6b | -5 to 0°F | 6 km |
| 43727 | 6b | -5 to 0°F | 11 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 USC00336600, at 39.8386, -81.9167, elevation 311 m (1,020 ft).
- Data quality: Representative (10+ years), 20 years of freeze data.
- Average days per year at or below 32°F: 123.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Zanesville Muni Airport (12 km)
- Mc Connellsville Lake 7 (21 km)
- New Lexington 2 NW (28 km)
- Cambridge (35 km)
- Beverly Stp (41 km)
- Caldwell 3se (41 km)
- Coshocton Wpc Plant (45 km)
- Newark Wtr Wks (51 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.