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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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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Mount Auburn
Richmond
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Webster
Whitewater
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.