Frost dates for Mound Valley 3 WSW, KS
At Mound Valley 3 WSW, the median last spring frost (32°F) is Apr 15 and the median first fall frost is Oct 24, for a typical growing season of 192 days. For a 90% chance that the last frost has passed, wait until Apr 30. Nearby ZIP codes are in USDA hardiness zone 7a.
- Apr 15Last spring frost (median)50% chance of 32°F after this date
- Apr 30Safer planting date10% chance of 32°F after this date
- Oct 24First fall frost (median)50% chance of 32°F by this date
- 192 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 11 | Apr 26 | May 8 |
| 32°F | Mar 30 | Apr 15 | Apr 30 |
| 28°F | Mar 17 | Apr 4 | Apr 21 |
| 24°F | Mar 2 | Mar 22 | 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 | Oct 1 | Oct 16 | Oct 27 |
| 32°F | Oct 9 | Oct 24 | Nov 4 |
| 28°F | Oct 18 | Nov 1 | Nov 16 |
| 24°F | Oct 27 | Nov 10 | Nov 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 | 152 days | 172 days | 191 days |
| 32°F | 171 days | 192 days | 213 days |
| 28°F | 192 days | 212 days | 233 days |
| 24°F | 211 days | 235 days | 259 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 |
|---|---|---|---|
| 67354 | 7a | 0 to 5°F | 4 km |
| 67330 | 7a | 0 to 5°F | 13 km |
| 67342 | 7a | 0 to 5°F | 16 km |
| 67332 | 7a | 0 to 5°F | 25 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 USC00145536, at 37.1872, -95.4508, elevation 244 m (800 ft).
- Data quality: Standard (24+ years of data), 30 years of freeze data.
- Average days per year at or below 32°F: 112.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Big Hill Lake (10 km)
- Coffeyville Muni Airport (15 km)
- Parsons Tri City Airport (16 km)
- Coffeyville Wtr Wks (22 km)
- Independence (23 km)
- Parsons 2 NW (25 km)
- Fredonia (51 km)
- Chanute Martin Johnson Airport (54 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.