Frost dates for Little Falls, NJ
At Little Falls, the median last spring frost (32°F) is Apr 15 and the median first fall frost is Oct 28, for a typical growing season of 195 days. For a 90% chance that the last frost has passed, wait until May 1. Nearby ZIP codes are in USDA hardiness zone 7a.
- Apr 15Last spring frost (median)50% chance of 32°F after this date
- May 1Safer planting date10% chance of 32°F after this date
- Oct 28First fall frost (median)50% chance of 32°F by this date
- 195 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 13 | Apr 27 | May 12 |
| 32°F | Apr 1 | Apr 15 | May 1 |
| 28°F | Mar 18 | Apr 2 | Apr 16 |
| 24°F | Mar 5 | Mar 21 | Apr 3 |
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 | Oct 4 | Oct 17 | Nov 1 |
| 32°F | Oct 13 | Oct 28 | Nov 9 |
| 28°F | Oct 24 | Nov 7 | Nov 22 |
| 24°F | Nov 4 | Nov 20 | Dec 6 |
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 | 151 days | 172 days | 191 days |
| 32°F | 174 days | 195 days | 214 days |
| 28°F | 200 days | 219 days | 240 days |
| 24°F | 222 days | 243 days | 265 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 |
|---|---|---|---|
| 07424 | 7a | 0 to 5°F | 2 km |
| 07512 | 7a | 0 to 5°F | 2 km |
| 07009 | 7a | 0 to 5°F | 3 km |
| 07502 | 7a | 0 to 5°F | 5 km |
| 07013 | 7a | 0 to 5°F | 5 km |
| 07043 | 7a | 0 to 5°F | 5 km |
| 07501 | 7a | 0 to 5°F | 5 km |
| 07505 | 7a | 0 to 5°F | 6 km |
| 07522 | 7a | 0 to 5°F | 6 km |
| 07503 | 7a | 0 to 5°F | 6 km |
| 07513 | 7a | 0 to 5°F | 7 km |
| 07470 | 7a | 0 to 5°F | 7 km |
| 07011 | 7a | 0 to 5°F | 7 km |
| 07012 | 7a | 0 to 5°F | 7 km |
| 07524 | 7a | 0 to 5°F | 8 km |
| 07504 | 7a | 0 to 5°F | 8 km |
| 07514 | 7a | 0 to 5°F | 8 km |
| 07508 | 7a | 0 to 5°F | 8 km |
| 07506 | 7a | 0 to 5°F | 10 km |
| 07452 | 7a | 0 to 5°F | 12 km |
| 07450 | 7a | 0 to 5°F | 14 km |
| 07423 | 7a | 0 to 5°F | 17 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 USC00284887, at 40.8858, -74.2261, elevation 46 m (150 ft).
- Data quality: Representative (10+ years), 11 years of freeze data.
- Average days per year at or below 32°F: 117.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Caldwell Essex Co Airport (5 km)
- Essex Fells Service Bldg (8 km)
- Boonton 1 SE (14 km)
- Teterboro Airport (14 km)
- Harrison (17 km)
- Wanaque Raymond Dam (19 km)
- Canoe Brook (19 km)
- Newark Intl Airport (23 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.