Frost dates for Lawrenceville 3 SW, NY
At Lawrenceville 3 SW, the median last spring frost (32°F) is May 10 and the median first fall frost is Oct 5, for a typical growing season of 148 days. For a 90% chance that the last frost has passed, wait until May 25. Nearby ZIP codes are in USDA hardiness zones 4a to 4b.
- May 10Last spring frost (median)50% chance of 32°F after this date
- May 25Safer planting date10% chance of 32°F after this date
- Oct 5First fall frost (median)50% chance of 32°F by this date
- 148 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 7 | May 20 | Jun 3 |
| 32°F | Apr 25 | May 10 | May 25 |
| 28°F | Apr 16 | Apr 30 | May 15 |
| 24°F | Apr 4 | Apr 18 | May 6 |
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 8 | Sep 23 | Oct 8 |
| 32°F | Sep 17 | Oct 5 | Oct 22 |
| 28°F | Oct 1 | Oct 16 | Nov 4 |
| 24°F | Oct 10 | Oct 31 | Nov 14 |
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 | 105 days | 124 days | 145 days |
| 32°F | 125 days | 148 days | 169 days |
| 28°F | 145 days | 169 days | 194 days |
| 24°F | 168 days | 193 days | 215 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 |
|---|---|---|---|
| 12967 | 4b | -25 to -20°F | 1 km |
| 12965 | 4b | -25 to -20°F | 6 km |
| 12930 | 4b | -25 to -20°F | 11 km |
| 13697 | 4b | -25 to -20°F | 11 km |
| 13613 | 4b | -25 to -20°F | 11 km |
| 12957 | 4b | -25 to -20°F | 13 km |
| 12916 | 4b | -25 to -20°F | 14 km |
| 12980 | 4a | -30 to -25°F | 24 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 USC00304647, at 44.7583, -74.6692, elevation 142 m (466 ft).
- Data quality: Representative (10+ years), 18 years of freeze data.
- Average days per year at or below 32°F: 158.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Massena Intl Airport (24 km)
- Colton 2 N (30 km)
- Malone (30 km)
- Canton 4 SE (40 km)
- Saranac Regional Airport (55 km)
- Ogdensburg 4 NE (61 km)
- Tupper Lake Sunmount (61 km)
- Ray Brook (68 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.