Frost dates for Burbank Valley Pump Plant, CA
At Burbank Valley Pump Plant, the median last spring frost (32°F) is Jan 2 and the median first fall frost is Dec 26, for a typical growing season of 364 days. For a 90% chance that the last frost has passed, wait until Jan 31. Nearby ZIP codes are in USDA hardiness zones 10a to 10b.
- Jan 2Last spring frost (median)50% chance of 32°F after this date
- Jan 31Safer planting date10% chance of 32°F after this date
- Dec 26First fall frost (median)50% chance of 32°F by this date
- 364 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 | Dec 31 | Feb 5 | Mar 10 |
| 32°F | Dec 11 | Jan 2 | 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 | Nov 23 | Dec 12 | Jan 3 |
| 32°F | Dec 5 | Dec 26 | Jan 18 |
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 | 268 days | 308 days | 345 days |
| 32°F | 330 days | 364 days | 365 days |
| 28°F | 365 days | 365 days | 365 days |
| 24°F | 365 days | 365 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 98% |
| 32°F | 55% |
| 28°F | 3% |
| 24°F | 0% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 91505 | 10a | 30 to 35°F | 1 km |
| 91506 | 10a | 30 to 35°F | 3 km |
| 91601 | 10a | 30 to 35°F | 3 km |
| 91502 | 10a | 30 to 35°F | 4 km |
| 91602 | 10a | 30 to 35°F | 4 km |
| 91501 | 10a | 30 to 35°F | 5 km |
| 91607 | 10a | 30 to 35°F | 5 km |
| 91608 | 10a | 30 to 35°F | 5 km |
| 91201 | 10a | 30 to 35°F | 6 km |
| 91604 | 10a | 30 to 35°F | 7 km |
| 90068 | 10b | 35 to 40°F | 7 km |
| 91202 | 10a | 30 to 35°F | 8 km |
| 90027 | 10b | 35 to 40°F | 8 km |
| 91203 | 10a | 30 to 35°F | 9 km |
| 90028 | 10b | 35 to 40°F | 10 km |
| 91046 | 10a | 30 to 35°F | 10 km |
| 91214 | 10a | 30 to 35°F | 11 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 USC00041194, at 34.1867, -118.3481, elevation 200 m (655 ft).
- Data quality: Standard (24+ years of data), 28 years of freeze data.
- Average days per year at or below 32°F: 1.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Burbank Glendale Pasadena Airport (2 km)
- Van Nuys Airport (13 km)
- U C L A (16 km)
- Getty Center (16 km)
- Northridge Cal State (17 km)
- Los Angeles Dwtn Usc Campus (18 km)
- Pasadena (19 km)
- Woodland Hills Pierce College (21 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.