Smithfield, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Smithfield, a town in Isle Of Wight County, Virginia.
Tonight
71°F
Slight Chance Showers And Thunderstorms then Mostly Cloudy
A slight chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 71. Northeast wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Smithfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 7 mph NE | 15% |
| Saturday | 81°F | Partly Sunny | 7 to 12 mph NE | 13% |
| Saturday Night | 69°F | Partly Cloudy | 3 to 10 mph E | 10% |
| Sunday | 86°F | Sunny | 3 to 7 mph SE | 4% |
| Sunday Night | 70°F | Partly Cloudy | 2 to 6 mph S | 8% |
| Monday | 86°F | Partly Sunny then Showers And Thunderstorms Likely | 2 to 8 mph N | 56% |
| Monday Night | 69°F | Showers And Thunderstorms Likely | 5 to 8 mph NE | 58% |
| Tuesday | 79°F | Showers And Thunderstorms Likely | 7 to 17 mph NE | 67% |
| Tuesday Night | 67°F | Showers And Thunderstorms Likely | 12 to 17 mph NE | 67% |
| Wednesday | 74°F | Showers And Thunderstorms Likely | 15 to 21 mph NE | 59% |
| Wednesday Night | 64°F | Showers And Thunderstorms Likely | 12 to 18 mph NE | 59% |
| Thursday | 74°F | Chance Rain Showers | 15 to 18 mph NE | 46% |
| Thursday Night | 61°F | Chance Showers And Thunderstorms | 7 to 15 mph N | 43% |
| Friday | 74°F | Slight Chance Rain Showers | 13 mph N | 23% |
Forecast source: National Weather Service (api.weather.gov) for Smithfield (36.972, -76.614). Updated through the day.
Growing snapshot for Smithfield
Last spring frost
Apr 1
First fall frost
Nov 9
Growing season
221 days
Hardiness zone
8a
More local growing data for Smithfield: nearby ZIP 23304 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Newport News Intl Ap, Va (10.3 mi from Smithfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.