Frost dates for Verdi 2w, CA
At Verdi 2w, the median last spring frost (32°F) is May 9 and the median first fall frost is Oct 17, for a typical growing season of 156 days. For a 90% chance that the last frost has passed, wait until Jun 2. Nearby ZIP codes are in USDA hardiness zones 6b to 7a.
- May 9Last spring frost (median)50% chance of 32°F after this date
- Jun 2Safer planting date10% chance of 32°F after this date
- Oct 17First fall frost (median)50% chance of 32°F by this date
- 156 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 | May 11 | May 31 | Jun 16 |
| 32°F | Apr 23 | May 9 | Jun 2 |
| 28°F | Apr 7 | Apr 24 | May 16 |
| 24°F | Mar 10 | Apr 6 | Apr 25 |
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 | Sep 16 | Oct 5 | Oct 19 |
| 32°F | Oct 1 | Oct 17 | Nov 3 |
| 28°F | Oct 13 | Oct 31 | Nov 16 |
| 24°F | Oct 26 | Nov 11 | Nov 29 |
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 | 99 days | 125 days | 151 days |
| 32°F | 125 days | 156 days | 181 days |
| 28°F | 161 days | 188 days | 212 days |
| 24°F | 191 days | 219 days | 248 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 |
|---|---|---|---|
| 89439 | 7a | 0 to 5°F | 3 km |
| 89523 | 7a | 0 to 5°F | 10 km |
| 96105 | 7a | 0 to 5°F | 21 km |
| 96118 | 6b | -5 to 0°F | 23 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 USC00049298, at 39.5214, -120.0269, elevation 1655 m (5,429 ft).
- Data quality: Estimated from nearby stations (2+ years), 9 years of freeze data.
- Average days per year at or below 32°F: 136.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Boca (16 km)
- Sagehen Creek (21 km)
- Truckee Ranger Station (24 km)
- Truckee-Tahoe Airport (25 km)
- Donner Mem State Park (28 km)
- Tahoe City (41 km)
- Portola (49 km)
- Doyle 4 SSE (50 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.