Frost dates for Shafter 6e, CA
At Shafter 6e, the median last spring frost (32°F) is Feb 20 and the median first fall frost is Nov 23, for a typical growing season of 276 days. For a 90% chance that the last frost has passed, wait until Mar 9. Nearby ZIP codes are in USDA hardiness zones 9a to 9b.
- Feb 20Last spring frost (median)50% chance of 32°F after this date
- Mar 9Safer planting date10% chance of 32°F after this date
- Nov 23First fall frost (median)50% chance of 32°F by this date
- 276 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 | Feb 22 | Mar 20 | Apr 12 |
| 32°F | Jan 17 | Feb 20 | Mar 9 |
| 28°F | Dec 22 | Jan 22 | Feb 22 |
| 24°F | Dec 13 | Dec 31 | Jan 31 |
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 20 | Nov 7 | Nov 22 |
| 32°F | Nov 5 | Nov 23 | Dec 9 |
| 28°F | Nov 21 | Dec 6 | Jan 5 |
| 24°F | Dec 1 | Dec 17 | Jan 13 |
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 | 202 days | 230 days | 264 days |
| 32°F | 248 days | 276 days | 312 days |
| 28°F | 287 days | 322 days | 354 days |
| 24°F | 330 days | 356 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 94% |
| 24°F | 55% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 93263 | 9a | 20 to 25°F | 12 km |
| 93314 | 9b | 25 to 30°F | 14 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 USC00048122, at 35.4867, -119.1458, elevation 123 m (404 ft).
- Data quality: Representative (10+ years), 10 years of freeze data.
- Average days per year at or below 32°F: 35.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Bakersfield Airport (10 km)
- Bakersfield 5 NW (11 km)
- Wasco (22 km)
- Buttonwillow (31 km)
- Delano (33 km)
- Taft (45 km)
- Glennville (48 km)
- Porterville (66 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.