Frost dates for Collins, MS
At Collins, the median last spring frost (32°F) is Mar 17 and the median first fall frost is Nov 12, for a typical growing season of 238 days. For a 90% chance that the last frost has passed, wait until Apr 4. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 17Last spring frost (median)50% chance of 32°F after this date
- Apr 4Safer planting date10% chance of 32°F after this date
- Nov 12First fall frost (median)50% chance of 32°F by this date
- 238 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 13 | Apr 1 | Apr 16 |
| 32°F | Feb 28 | Mar 17 | Apr 4 |
| 28°F | Feb 6 | Mar 4 | Mar 22 |
| 24°F | Jan 22 | Feb 18 | Mar 15 |
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 19 | Nov 2 | Nov 20 |
| 32°F | Oct 30 | Nov 12 | Dec 1 |
| 28°F | Nov 6 | Nov 26 | Dec 17 |
| 24°F | Nov 20 | Dec 12 | Jan 12 |
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 | 194 days | 215 days | 240 days |
| 32°F | 215 days | 238 days | 263 days |
| 28°F | 240 days | 263 days | 296 days |
| 24°F | 263 days | 299 days | 334 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 99% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 39428 | 8b | 15 to 20°F | 2 km |
| 39479 | 8b | 15 to 20°F | 14 km |
| 39119 | 8b | 15 to 20°F | 16 km |
| 39421 | 8b | 15 to 20°F | 23 km |
| 39168 | 8b | 15 to 20°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 USC00221852, at 31.6419, -89.5572, elevation 88 m (290 ft).
- Data quality: Representative (10+ years), 19 years of freeze data.
- Average days per year at or below 32°F: 41.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Laurel (41 km)
- Hattiesburg 5sw (48 km)
- Hattiesburg Chain Muni Airport (49 km)
- D'lo 2 SW (50 km)
- Columbia (51 km)
- Monticello (53 km)
- Raleigh 6n (56 km)
- Beaumont Expstation (76 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.