Frost dates for Caruthersville, MO
At Caruthersville, the median last spring frost (32°F) is Mar 24 and the median first fall frost is Nov 9, for a typical growing season of 230 days. For a 90% chance that the last frost has passed, wait until Apr 8. Nearby ZIP codes are in USDA hardiness zone 7b.
- Mar 24Last spring frost (median)50% chance of 32°F after this date
- Apr 8Safer planting date10% chance of 32°F after this date
- Nov 9First fall frost (median)50% chance of 32°F by this date
- 230 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 | Mar 19 | Apr 3 | Apr 18 |
| 32°F | Mar 7 | Mar 24 | Apr 8 |
| 28°F | Feb 22 | Mar 12 | Mar 28 |
| 24°F | Feb 3 | Mar 2 | Mar 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 | Oct 17 | Oct 29 | Nov 14 |
| 32°F | Oct 26 | Nov 9 | Dec 1 |
| 28°F | Nov 3 | Nov 22 | Dec 11 |
| 24°F | Nov 14 | Dec 5 | Dec 28 |
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 | 190 days | 208 days | 231 days |
| 32°F | 207 days | 230 days | 255 days |
| 28°F | 229 days | 254 days | 282 days |
| 24°F | 251 days | 280 days | 310 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 |
|---|---|---|---|
| 63830 | 7b | 5 to 10°F | 6 km |
| 63851 | 7b | 5 to 10°F | 9 km |
| 38080 | 7b | 5 to 10°F | 13 km |
| 63826 | 7b | 5 to 10°F | 17 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 USC00231364, at 36.1875, -89.6600, elevation 82 m (270 ft).
- Data quality: Representative (10+ years), 17 years of freeze data.
- Average days per year at or below 32°F: 71.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Portageville (25 km)
- Kennett Radio Kboa (37 km)
- New Madrid (46 km)
- Malden Muni Airport (54 km)
- Sikeston Power Station (77 km)
- Poplar Bluff Muni Airport (88 km)
- Poplar Bluff (92 km)
- Wappapello Dam (99 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.