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Williamsburg, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Williamsburg, a community in Wayne County, Indiana.

Tonight
46°F
Patchy Drizzle then Mostly Cloudy
Patchy drizzle before 9pm. Mostly cloudy, with a low around 46. Southwest wind 6 to 10 mph. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Williamsburg

WhenTempForecastWindPrecip
Tonight 46°F Patchy Drizzle then Mostly Cloudy 6 to 10 mph SW 7%
Thursday 61°F Partly Sunny 7 to 14 mph SW 1%
Thursday Night 42°F Mostly Cloudy then Slight Chance Light Rain 3 to 8 mph W 15%
Friday 53°F Mostly Cloudy 5 to 10 mph NW 14%
Friday Night 34°F Mostly Cloudy 6 to 9 mph NW 14%
Saturday 52°F Partly Sunny 6 to 9 mph NW 0%
Saturday Night 29°F Partly Cloudy 5 mph NW 0%
Sunday 55°F Sunny 3 to 10 mph W 1%
Sunday Night 32°F Mostly Clear 3 to 7 mph W 1%
Monday 59°F Sunny 2 to 8 mph W 0%
Monday Night 36°F Clear 6 mph SW 0%
Tuesday 61°F Sunny 8 mph W 1%
Tuesday Night 35°F Mostly Clear 5 mph NW 3%
Veterans Day 60°F Mostly Sunny 2 to 6 mph NW 3%

Forecast source: National Weather Service (api.weather.gov) for Williamsburg (39.951, -84.997). Updated through the day.

Growing snapshot for Williamsburg

Last spring frost
Apr 24
First fall frost
Oct 20
Growing season
180 days
Hardiness zone
6a

More local growing data for Williamsburg: nearby ZIP 47393 weather · frost dates · planting calendar · Indiana frost dates

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Climate data from the nearest NOAA station, Richmond Wtr Wks, In (10 mi from Williamsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.