Frost dates for Coalinga, CA
At Coalinga, the median last spring frost (32°F) is Feb 14 and the median first fall frost is Nov 30, for a typical growing season of 292 days. For a 90% chance that the last frost has passed, wait until Mar 8. Nearby ZIP codes are in USDA hardiness zones 8b to 9b.
- Feb 14Last spring frost (median)50% chance of 32°F after this date
- Mar 8Safer planting date10% chance of 32°F after this date
- Nov 30First fall frost (median)50% chance of 32°F by this date
- 292 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 15 | Mar 11 | Apr 9 |
| 32°F | Jan 10 | Feb 14 | Mar 8 |
| 28°F | Dec 20 | Jan 16 | Feb 19 |
| 24°F | Dec 12 | Jan 3 | Feb 4 |
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 | Nov 4 | Nov 17 | Dec 1 |
| 32°F | Nov 15 | Nov 30 | Dec 21 |
| 28°F | Nov 29 | Dec 16 | Jan 18 |
| 24°F | Dec 6 | Dec 28 | Jan 21 |
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 | 219 days | 249 days | 279 days |
| 32°F | 261 days | 292 days | 327 days |
| 28°F | 300 days | 336 days | 365 days |
| 24°F | 335 days | 365 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 99% |
| 28°F | 85% |
| 24°F | 36% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 93210 | 9b | 25 to 30°F | 8 km |
| 93451 | 8b | 15 to 20°F | 29 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 USC00041864, at 36.1356, -120.3606, elevation 204 m (670 ft).
- Data quality: Representative (10+ years), 21 years of freeze data.
- Average days per year at or below 32°F: 22.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Priest Valley (31 km)
- Five Points 5 SSW (31 km)
- Kettleman City (39 km)
- Lemoore Reeves NAS (43 km)
- Paso Robles Muni Airport (57 km)
- Paso Robles (64 km)
- Hanford 1 S (68 km)
- Hanford Muni Airport (69 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.