Onancock, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Onancock, a town in Accomack County, Virginia.
Overnight
52°F
Patchy Fog
Patchy fog. Partly cloudy, with a low around 52. Southeast wind around 2 mph.
7-day forecast for Onancock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Patchy Fog | 2 mph SE | 0% |
| Wednesday | 74°F | Areas Of Fog then Sunny | 3 to 9 mph SE | 1% |
| Wednesday Night | 60°F | Mostly Cloudy | 8 mph S | 2% |
| Thursday | 74°F | Partly Sunny | 7 to 13 mph S | 11% |
| Thursday Night | 61°F | Mostly Cloudy then Showers And Thunderstorms Likely | 7 to 10 mph S | 62% |
| Friday | 70°F | Showers And Thunderstorms | 7 to 12 mph S | 96% |
| Friday Night | 53°F | Showers And Thunderstorms | 2 to 8 mph W | 96% |
| Saturday | 63°F | Mostly Sunny | 7 to 12 mph NW | 11% |
| Saturday Night | 44°F | Mostly Clear | 9 mph NW | 4% |
| Sunday | 59°F | Sunny | 8 to 12 mph NW | 1% |
| Sunday Night | 44°F | Mostly Clear | 8 mph NW | 8% |
| Monday | 59°F | Sunny | 9 to 15 mph NW | 8% |
| Monday Night | 43°F | Mostly Clear | 6 to 9 mph W | 4% |
| Tuesday | 62°F | Sunny | 6 to 12 mph SW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Onancock (37.710, -75.744). Updated through the day.
Growing snapshot for Onancock
Last spring frost
Apr 4
First fall frost
Nov 7
Growing season
216 days
Hardiness zone
8a
More local growing data for Onancock: nearby ZIP 23417 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Accomac
Atlantic
Bayside
Bloxom
Bobtown
Boston
Captains Cove
Chase Crossing
Chincoteague
Deep Creek
Gargatha
Greenbackville
Greenbush
Hallwood
Harborton
Horntown
Keller
Lee Mont
Locust Mount
Makemie Park
Mappsburg
Mappsville
Melfa
Metompkin
Modest Town
Nelsonia
New Church
Oak Hall
Onley
Painter
Climate data from the nearest NOAA station, Painter 2 W, Va (10.7 mi from Onancock). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.