Williamstown Weather Forecast
- 52
- 67
Rain Showers
- 53
- 72
Chance Rain Showers
- 43
- 65
Chance Rain Showers
- 41
- 61
Mostly Sunny
- 51
- 64
Rain Showers Likely
- 47
- 66
Slight Chance Thunderstorms
Today 8 May Rush
Partly cloudy with a chance of Showers toward Daybreak, then partly cloudy through early afternoon. Mostly cloudy with Showers likely with a slight chance of Thunderstorms late this afternoon. Highs in the mid 60s. Southwest Winds around 5 Mph, increasing to 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.
Tonight 8 May Rush
Showers with a slight chance of Thunderstorms through the late Overnight, then Showers likely toward daybreak. Lows in the lower 50s. Southwest Winds around 5 Mph. Chance of rain 90 percent.
Williamstown Temperature Statistics
May Temperature
Shelbyville Municipal Airport (19.9 miles)
Lowest 3 May, 2026
35.7 °FAverage May
53 °FHighest 4 May, 2026
75.7 °F
Climate (2021–Present)
Shelbyville Municipal Airport (19.9 miles)
Average Low 2021–2026
46.9 °FAverage 2021–2026
56.9 °FAverage High 2021–2026
67 °F