Alaska · NOAA station USW00096409
Frost dates for Toolik Lake 5 ENE, AK
Toolik Lake 5 ENE can freeze in any month: NOAA flags it as having a year-round risk of 32°F, too cold to compute spring and fall frost dates. The median stretch between 32°F freezes is 47 days. Nearby ZIP codes are in USDA hardiness zones 1b to 3a.
- 100%Chance of 32°F in a year
- 47 daysMedian freeze-free stretch
- 278Days at or below 32°Faverage per year
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 |
|---|---|---|---|
| 99721 | 2b | -45 to -40°F | 109 km |
| 99701 | 3a | -40 to -35°F | 142 km |
| 99519 | 2a | -50 to -45°F | 153 km |
| 99722 | 1b | -55 to -50°F | 172 km |
| 99789 | 2a | -50 to -45°F | 185 km |
| 99781 | 2b | -45 to -40°F | 191 km |
| 99734 | 2a | -50 to -45°F | 197 km |
| 99740 | 3a | -40 to -35°F | 225 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 USW00096409, at 68.6483, -149.3986, elevation 750 m (2,461 ft).
- Data quality: Estimated from nearby stations (2+ years), 3 years of freeze data.
- Average days per year at or below 32°F: 278.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Chandalar Shelf Dot (64 km)
- Chandalar Lake (132 km)
- Wiseman (141 km)
- Deadhorse Airport (175 km)
- Nuiqsut Airport (185 km)
- Kuparuk (187 km)
- Alpine (198 km)
- Colville Village (202 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.