Williamsburg, IN Weather & Growing Conditions
Overnight
59°F
Mostly Cloudy
Mostly cloudy, with a low around 59. East wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Mostly Cloudy | 6 mph E | 8% |
| Saturday | 83°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 8 mph SE | 65% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 6 mph S | 40% |
| Sunday | 81°F | Chance Showers And Thunderstorms | 5 to 8 mph W | 42% |
| Sunday Night | 56°F | Showers And Thunderstorms Likely | 12 mph NE | 67% |
| Monday | 67°F | Rain Showers Likely | 13 mph NE | 57% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 14 mph NE | 50% |
| Tuesday | 67°F | Slight Chance Rain Showers | 13 mph NE | 17% |
| Tuesday Night | 54°F | Chance Showers And Thunderstorms | 7 to 13 mph NE | 28% |
| Wednesday | 67°F | Chance Rain Showers | 9 mph NE | 34% |
| Wednesday Night | 53°F | Chance Rain Showers then Mostly Cloudy | 5 to 9 mph NE | 34% |
| Thursday | 68°F | Mostly Cloudy | 8 mph N | 9% |
| Thursday Night | 52°F | Mostly Cloudy | 5 to 8 mph NE | 9% |
| Friday | 70°F | Mostly Sunny | 6 to 9 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Williamsburg, IN
Last spring frost
Apr 24
First fall frost
Oct 20
Growing season
180 days
Hardiness zone
6a
Explore more for Williamsburg, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Richmond Wtr Wks, In (10 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.