Frost dates for Snowball Rch, NV
At Snowball Rch, the median last spring frost (32°F) is Jun 9 and the median first fall frost is Sep 21, for a typical growing season of 101 days. For a 90% chance that the last frost has passed, wait until Jun 25. Nearby ZIP codes are in USDA hardiness zones 5a to 6b.
- Jun 9Last spring frost (median)50% chance of 32°F after this date
- Jun 25Safer planting date10% chance of 32°F after this date
- Sep 21First fall frost (median)50% chance of 32°F by this date
- 101 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 | Jun 8 | Jun 21 | Jul 6 |
| 32°F | May 23 | Jun 9 | Jun 25 |
| 28°F | May 4 | May 26 | Jun 16 |
| 24°F | Apr 18 | May 4 | May 30 |
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 | Aug 26 | Sep 9 | Sep 22 |
| 32°F | Sep 5 | Sep 21 | Oct 4 |
| 28°F | Sep 19 | Oct 2 | Oct 18 |
| 24°F | Sep 29 | Oct 15 | Nov 1 |
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 | 56 days | 78 days | 96 days |
| 32°F | 80 days | 101 days | 121 days |
| 28°F | 105 days | 129 days | 154 days |
| 24°F | 133 days | 161 days | 183 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
Closest ZIP codes (each is closer to another station)
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 89314 | 6a | -10 to -5°F | 52 km |
| 89316 | 5b | -15 to -10°F | 72 km |
| 89049 | 6b | -5 to 0°F | 74 km |
| 89045 | 6a | -10 to -5°F | 80 km |
| 89022 | 6b | -5 to 0°F | 91 km |
| 89310 | 6b | -5 to 0°F | 94 km |
| 89317 | 6a | -10 to -5°F | 103 km |
| 89315 | 5a | -20 to -15°F | 118 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 USC00267640, at 39.0403, -116.1989, elevation 2182 m (7,160 ft).
- Data quality: Representative (10+ years), 12 years of freeze data.
- Average days per year at or below 32°F: 211.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Eureka (57 km)
- Eureka Airport (65 km)
- Diamond Valley - Eureka 14nnw (75 km)
- Blue Eagle Rch - Currant 12ssw (81 km)
- Moorman Rch - Ruth 16wnw (83 km)
- Smoky Valley - Carvers (89 km)
- Austin #2 (90 km)
- Twin Spring Fallini (93 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.