Alaska · NOAA station USW00027516
Frost dates for Utqiagvik Formerly Barrow 4 En, AK
Utqiagvik Formerly Barrow 4 En 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 21 days. Nearby ZIP codes are in USDA hardiness zones 2a to 2b.
- 100%Chance of 32°F in a year
- 21 daysMedian freeze-free stretch
- 299Days 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 |
|---|---|---|---|
| 99723 | 2b | -45 to -40°F | 8 km |
| 99791 | 2a | -50 to -45°F | 97 km |
| 99782 | 2b | -45 to -40°F | 142 km |
| 99789 | 2a | -50 to -45°F | 239 km |
| 99734 | 2a | -50 to -45°F | 284 km |
| 99519 | 2a | -50 to -45°F | 288 km |
| 99759 | 2b | -45 to -40°F | 290 km |
| 99721 | 2b | -45 to -40°F | 400 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 USW00027516, at 71.3214, -156.6111, elevation 5 m (15 ft).
- Data quality: Representative (10+ years), 18 years of freeze data.
- Average days per year at or below 32°F: 299.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Barrow Post Rogers Airport (7 km)
- Wainwright Airport (144 km)
- Alpine (234 km)
- Nuiqsut Airport (240 km)
- Colville Village (246 km)
- Kuparuk (278 km)
- Deadhorse Airport (323 km)
- Toolik Lake 5 ENE (404 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.