Williamsburg, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Williamsburg, a community in Wayne County, Indiana.
Today
81°F
Sunny
Sunny, with a high near 81. Northeast wind around 1 mph.
7-day forecast for Williamsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 1 mph NE | 0% |
| Tonight | 60°F | Mostly Clear | 1 mph NE | 0% |
| Wednesday | 83°F | Sunny | 0 to 3 mph NW | 0% |
| Wednesday Night | 63°F | Mostly Clear | 2 mph SW | 4% |
| Thursday | 83°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 7 mph SW | 47% |
| Thursday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph SW | 63% |
| Friday | 82°F | Showers And Thunderstorms Likely | 3 to 7 mph SW | 63% |
| Friday Night | 64°F | Showers And Thunderstorms Likely | 5 mph SW | 58% |
| Saturday | 82°F | Slight Chance Showers And Thunderstorms | 6 mph SW | 22% |
| Saturday Night | 65°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 22% |
| Sunday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 15% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 mph SW | 15% |
| Monday | 85°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 7 to 10 mph SW | 28% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 33% |
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 Aug 4, 2026.