Frost dates for Oceana NAS, VA
At Oceana NAS, the median last spring frost (32°F) is Mar 29 and the median first fall frost is Nov 12, for a typical growing season of 230 days. For a 90% chance that the last frost has passed, wait until Apr 11. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 29Last spring frost (median)50% chance of 32°F after this date
- Apr 11Safer planting date10% chance of 32°F after this date
- Nov 12First fall frost (median)50% chance of 32°F by this date
- 230 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 | Mar 28 | Apr 11 | Apr 27 |
| 32°F | Mar 13 | Mar 29 | Apr 11 |
| 28°F | Feb 26 | Mar 14 | Mar 31 |
| 24°F | Feb 6 | Mar 1 | Mar 19 |
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 22 | Nov 2 | Nov 16 |
| 32°F | Nov 1 | Nov 12 | Nov 30 |
| 28°F | Nov 9 | Nov 25 | Dec 17 |
| 24°F | Nov 22 | Dec 14 | Jan 8 |
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 | 185 days | 205 days | 225 days |
| 32°F | 210 days | 230 days | 254 days |
| 28°F | 233 days | 258 days | 285 days |
| 24°F | 261 days | 288 days | 317 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 |
|---|---|---|---|
| 23460 | 8b | 15 to 20°F | 0 km |
| 23453 | 8b | 15 to 20°F | 5 km |
| 23454 | 8b | 15 to 20°F | 6 km |
| 23452 | 8b | 15 to 20°F | 6 km |
| 23451 | 8b | 15 to 20°F | 7 km |
| 23461 | 8b | 15 to 20°F | 8 km |
| 23456 | 8b | 15 to 20°F | 9 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 USW00013769, at 36.8167, -76.0333, elevation 7 m (23 ft).
- Data quality: Representative (10+ years), 20 years of freeze data.
- Average days per year at or below 32°F: 50.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Fentress Naas (16 km)
- Norfolk Intl Airport (17 km)
- Norfolk S (18 km)
- Norfolk NAS (27 km)
- Langley AFB (41 km)
- Wallaceton-Lake Drummond (44 km)
- Suffolk Lake Kilby (52 km)
- Cape Charles 5 ENE (54 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.