Frost dates for Shrub Oak, NY
At Shrub Oak, the median last spring frost (32°F) is Apr 30 and the median first fall frost is Oct 17, for a typical growing season of 172 days. For a 90% chance that the last frost has passed, wait until May 13. Nearby ZIP codes are in USDA hardiness zones 6b to 7a.
- Apr 30Last spring frost (median)50% chance of 32°F after this date
- May 13Safer planting date10% chance of 32°F after this date
- Oct 17First fall frost (median)50% chance of 32°F by this date
- 172 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 27 | May 10 | May 26 |
| 32°F | Apr 16 | Apr 30 | May 13 |
| 28°F | Apr 3 | Apr 17 | May 1 |
| 24°F | Mar 20 | Apr 3 | Apr 17 |
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 25 | Oct 7 | Oct 22 |
| 32°F | Oct 4 | Oct 17 | Nov 3 |
| 28°F | Oct 16 | Oct 30 | Nov 13 |
| 24°F | Oct 27 | Nov 10 | Nov 27 |
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 | 130 days | 151 days | 170 days |
| 32°F | 152 days | 172 days | 192 days |
| 28°F | 175 days | 195 days | 215 days |
| 24°F | 199 days | 220 days | 242 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 |
|---|---|---|---|
| 10588 | 6b | -5 to 0°F | 1 km |
| 10547 | 6b | -5 to 0°F | 2 km |
| 10535 | 6b | -5 to 0°F | 4 km |
| 10537 | 6b | -5 to 0°F | 4 km |
| 10517 | 7a | 0 to 5°F | 4 km |
| 10527 | 6b | -5 to 0°F | 6 km |
| 10567 | 7a | 0 to 5°F | 7 km |
| 10579 | 6b | -5 to 0°F | 7 km |
| 10542 | 6b | -5 to 0°F | 7 km |
| 10505 | 6b | -5 to 0°F | 8 km |
| 10566 | 7a | 0 to 5°F | 8 km |
| 10541 | 6b | -5 to 0°F | 9 km |
| 10511 | 7a | 0 to 5°F | 12 km |
| 10596 | 7a | 0 to 5°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 USC00307742, at 41.3325, -73.8369, elevation 141 m (462 ft).
- Data quality: Estimated from nearby stations (2+ years), 4 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
- Yorktown Heights 1w (8 km)
- West Point (12 km)
- Carmel 4n (22 km)
- Stormville (24 km)
- Westchester Co Airport (31 km)
- Poughkeepsie Dutchess Co Airport (33 km)
- Dobbs Ferry-Ardsley (36 km)
- Walden 1 ESE (36 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.