Harman US

Harriston, VA Weather & Growing Conditions

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

Overnight
51°F
Mostly Clear
Mostly clear, with a low around 51. South wind around 3 mph.

7-day forecast for Harriston

WhenTempForecastWindPrecip
Overnight 51°F Mostly Clear 3 mph S 0%
Wednesday 73°F Partly Sunny 3 to 12 mph S 0%
Wednesday Night 61°F Rain Showers Likely 7 mph S 68%
Thursday 75°F Partly Sunny then Chance Rain Showers 8 mph S 26%
Thursday Night 60°F Chance Rain Showers then Areas Of Fog 0 to 5 mph SW 35%
Friday 71°F Chance Light Rain 2 mph NW 35%
Friday Night 45°F Slight Chance Light Rain then Partly Cloudy 2 mph NW 19%
Saturday 64°F Sunny 3 to 12 mph NW 8%
Saturday Night 35°F Mostly Clear 2 to 8 mph NW 4%
Sunday 62°F Sunny 2 to 7 mph NW 2%
Sunday Night 34°F Mostly Clear 6 mph W 3%
Monday 61°F Sunny 3 to 8 mph W 3%
Monday Night 34°F Mostly Clear 5 mph W 2%
Tuesday 66°F Sunny 3 to 10 mph W 0%

Forecast source: National Weather Service (api.weather.gov) for Harriston (38.208, -78.826). Updated through the day.

Growing snapshot for Harriston

Last spring frost
Apr 21
First fall frost
Oct 23
Growing season
184 days
Hardiness zone
7a

More local growing data for Harriston: nearby ZIP 24441 weather · frost dates · planting calendar · Virginia frost dates

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Climate data from the nearest NOAA station, Waynesboro Wtp, Va (10.4 mi from Harriston). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.