Glen Allen, VA Weather & Growing Conditions
Today
84°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Northeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Cloudy then Chance Showers And Thunderstorms | 7 mph NE | 51% |
| Tonight | 70°F | Showers And Thunderstorms Likely | 1 to 5 mph E | 72% |
| Wednesday | 88°F | Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 8 mph S | 52% |
| Wednesday Night | 72°F | Partly Cloudy | 7 mph S | 13% |
| Thursday | 90°F | Mostly Sunny | 6 to 12 mph SW | 11% |
| Thursday Night | 73°F | Mostly Clear | 6 to 10 mph SW | 11% |
| Friday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 to 12 mph SW | 17% |
| Friday Night | 72°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 20% |
| Saturday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 to 9 mph SW | 29% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 29% |
| Sunday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph SW | 22% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 22% |
| Monday | 93°F | Mostly Sunny | 3 to 7 mph SW | 9% |
| Monday Night | 73°F | Partly Cloudy | 3 to 7 mph SW | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Glen Allen, VA
Last spring frost
Apr 10
First fall frost
Oct 31
Growing season
202 days
Hardiness zone
7b
Explore more for Glen Allen, VA: full frost dates · planting calendar · Virginia frost dates
Climate data from the nearest NOAA station, Ashland Hanover Co Muni Ap, Va (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.