Frost dates for Cochiti Dam, NM
At Cochiti Dam, the median last spring frost (32°F) is Apr 26 and the median first fall frost is Oct 21, for a typical growing season of 178 days. For a 90% chance that the last frost has passed, wait until May 8. Nearby ZIP codes are in USDA hardiness zones 7a to 7b.
- Apr 26Last spring frost (median)50% chance of 32°F after this date
- May 8Safer planting date10% chance of 32°F after this date
- Oct 21First fall frost (median)50% chance of 32°F by this date
- 178 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 | Apr 23 | May 5 | May 18 |
| 32°F | Apr 13 | Apr 26 | May 8 |
| 28°F | Mar 31 | Apr 15 | May 1 |
| 24°F | Mar 10 | Mar 31 | Apr 19 |
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 29 | Oct 11 | Oct 24 |
| 32°F | Oct 8 | Oct 21 | Nov 3 |
| 28°F | Oct 17 | Oct 31 | Nov 11 |
| 24°F | Oct 24 | Nov 8 | Nov 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 | 139 days | 158 days | 175 days |
| 32°F | 158 days | 178 days | 195 days |
| 28°F | 180 days | 197 days | 217 days |
| 24°F | 197 days | 222 days | 246 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 |
|---|---|---|---|
| 87083 | 7a | 0 to 5°F | 3 km |
| 87041 | 7a | 0 to 5°F | 5 km |
| 87072 | 7a | 0 to 5°F | 7 km |
| 87052 | 7b | 5 to 10°F | 13 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 USC00291982, at 35.6414, -106.3322, elevation 1695 m (5,560 ft).
- Data quality: Representative (10+ years), 26 years of freeze data.
- Average days per year at or below 32°F: 137.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Santa Fe Co Muni Airport (22 km)
- Los Alamos (25 km)
- Los Alamos 13 W (30 km)
- Santa Fe 2 (32 km)
- Jemez Dam (34 km)
- Jemez Springs (35 km)
- Santa Fe Seton (36 km)
- Placitas 4w (39 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.