Frost dates for Eldon, MO
At Eldon, the median last spring frost (32°F) is Apr 7 and the median first fall frost is Nov 1, for a typical growing season of 208 days. For a 90% chance that the last frost has passed, wait until Apr 27. Nearby ZIP codes are in USDA hardiness zone 6b.
- Apr 7Last spring frost (median)50% chance of 32°F after this date
- Apr 27Safer planting date10% chance of 32°F after this date
- Nov 1First fall frost (median)50% chance of 32°F by this date
- 208 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 4 | Apr 19 | May 8 |
| 32°F | Mar 22 | Apr 7 | Apr 27 |
| 28°F | Mar 10 | Mar 28 | Apr 14 |
| 24°F | Feb 28 | Mar 17 | Apr 2 |
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 8 | Oct 22 | Nov 2 |
| 32°F | Oct 19 | Nov 1 | Nov 16 |
| 28°F | Oct 30 | Nov 11 | Nov 29 |
| 24°F | Nov 4 | Nov 20 | Dec 7 |
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 | 156 days | 183 days | 205 days |
| 32°F | 182 days | 208 days | 231 days |
| 28°F | 205 days | 228 days | 253 days |
| 24°F | 224 days | 249 days | 274 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 |
|---|---|---|---|
| 65026 | 6b | -5 to 0°F | 3 km |
| 65064 | 6b | -5 to 0°F | 11 km |
| 65032 | 6b | -5 to 0°F | 17 km |
| 65040 | 6b | -5 to 0°F | 26 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 USC00232503, at 38.3486, -92.5811, elevation 282 m (924 ft).
- Data quality: Standard (24+ years of data), 27 years of freeze data.
- Average days per year at or below 32°F: 97.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Lakeside (16 km)
- Versailles (24 km)
- California (31 km)
- Iberia (36 km)
- Jefferson City Water Plant (44 km)
- Jefferson City Mem Airport (46 km)
- Vienna 2 WNW (55 km)
- Cole Camp 3nw (61 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.