Onancock, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Onancock, a town in Accomack County, Virginia.
This Afternoon
73°F
Mostly Sunny
Mostly sunny. High near 73, with temperatures falling to around 66 in the afternoon. Southeast wind around 7 mph.
7-day forecast for Onancock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Mostly Sunny | 7 mph SE | 0% |
| Tonight | 62°F | Mostly Cloudy | 7 mph S | 1% |
| Thursday | 75°F | Partly Sunny | 6 to 12 mph S | 12% |
| Thursday Night | 61°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 7 to 10 mph S | 57% |
| Friday | 70°F | Showers And Thunderstorms | 7 mph SW | 96% |
| Friday Night | 51°F | Showers And Thunderstorms | 2 to 9 mph N | 96% |
| Saturday | 62°F | Mostly Sunny | 10 to 15 mph NW | 4% |
| Saturday Night | 44°F | Mostly Clear | 13 mph NW | 3% |
| Sunday | 59°F | Sunny | 10 to 15 mph NW | 3% |
| Sunday Night | 45°F | Mostly Clear | 8 mph NW | 1% |
| Monday | 60°F | Sunny | 9 to 14 mph NW | 1% |
| Monday Night | 44°F | Mostly Clear | 7 mph NW | 2% |
| Tuesday | 63°F | Sunny | 6 to 10 mph W | 2% |
| Tuesday Night | 46°F | Partly Cloudy | 7 mph W | 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
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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 5, 2026.