Harman US

Mallow, VA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Mallow, a community in Alleghany County, Virginia.

Overnight
67°F
Patchy Fog
Patchy fog. Mostly cloudy, with a low around 67. Northeast wind around 1 mph.

7-day forecast for Mallow

WhenTempForecastWindPrecip
Overnight 67°F Patchy Fog 1 mph NE 7%
Saturday 78°F Isolated Rain Showers then Partly Sunny 1 to 5 mph E 16%
Saturday Night 65°F Mostly Cloudy 5 mph SE 10%
Sunday 84°F Partly Sunny then Chance Showers And Thunderstorms 5 mph S 36%
Sunday Night 65°F Chance Showers And Thunderstorms 0 to 3 mph W 31%
Monday 82°F Showers And Thunderstorms 0 to 3 mph NE 85%
Monday Night 63°F Showers And Thunderstorms 5 mph E 85%
Tuesday 70°F Rain Showers Likely 6 mph E 74%
Tuesday Night 57°F Showers And Thunderstorms Likely 8 mph E 74%
Wednesday 64°F Chance Rain Showers 6 to 9 mph E 53%
Wednesday Night 55°F Chance Rain Showers 7 mph NE 52%
Thursday 67°F Chance Rain Showers 7 mph NE 37%
Thursday Night 54°F Chance Rain Showers 5 mph NE 37%
Friday 72°F Partly Sunny then Chance Rain Showers 5 mph N 25%

Forecast source: National Weather Service (api.weather.gov) for Mallow (37.766, -79.973). Updated through the day.

Growing snapshot for Mallow

Last spring frost
Apr 27
First fall frost
Oct 18
Growing season
172 days
Hardiness zone
7a

More local growing data for Mallow: nearby ZIP 24426 weather · frost dates · planting calendar · Virginia frost dates

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Climate data from the nearest NOAA station, Covington Fltr Plt, Va (4.9 mi from Mallow). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.