Frost dates for Lebanon 2w, MO
At Lebanon 2w, the median last spring frost (32°F) is Apr 17 and the median first fall frost is Oct 21, for a typical growing season of 187 days. For a 90% chance that the last frost has passed, wait until May 2. Nearby ZIP codes are in USDA hardiness zone 6b.
- Apr 17Last spring frost (median)50% chance of 32°F after this date
- May 2Safer planting date10% chance of 32°F after this date
- Oct 21First fall frost (median)50% chance of 32°F by this date
- 187 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 12 | Apr 29 | May 14 |
| 32°F | Mar 31 | Apr 17 | May 2 |
| 28°F | Mar 18 | Apr 4 | Apr 22 |
| 24°F | Mar 6 | Mar 24 | Apr 10 |
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 27 | Oct 11 | Oct 25 |
| 32°F | Oct 7 | Oct 21 | Nov 3 |
| 28°F | Oct 16 | Oct 30 | Nov 14 |
| 24°F | Oct 25 | Nov 9 | Nov 27 |
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 | 144 days | 164 days | 186 days |
| 32°F | 163 days | 187 days | 211 days |
| 28°F | 185 days | 210 days | 232 days |
| 24°F | 207 days | 230 days | 253 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 |
|---|---|---|---|
| 65536 | 6b | -5 to 0°F | 4 km |
| 65722 | 6b | -5 to 0°F | 15 km |
| 65463 | 6b | -5 to 0°F | 20 km |
| 65567 | 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 USC00234825, at 37.6850, -92.6939, elevation 380 m (1,246 ft).
- Data quality: Standard (24+ years of data), 27 years of freeze data.
- Average days per year at or below 32°F: 95.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Grovespring 1ne (32 km)
- Buffalo 2n (36 km)
- Waynesville 2 W (43 km)
- Marshfield 4 WSW (48 km)
- Fort Leonard Wood (52 km)
- Iberia (57 km)
- Lakeside (58 km)
- Pomme De Terre Dam (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.