Wilton Weather Forecast
- 68
- 86
Mostly Sunny
- 75
- 91
Mostly Sunny
- 72
- 96
Rain Showers Likely
- 70
- 85
Thunderstorms Likely
- 71
- 89
Chance Thunderstorms
- 71
- 91
Mostly Sunny
Today 22 Jul Southern Will
Partly cloudy late morning through mid Afternoon, then becoming mostly sunny. Highs in the upper 80s. Southeast Winds 5 to 10 Mph.
Tonight 22 Jul Southern Will
Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 60s. Southeast Winds 5 to 10 Mph.
Wilton Temperature Statistics
July Temperature
Joliet Regional Airport (15.5 miles)
Lowest 18 July, 2025
59.9 °FAverage July
77.3 °FHighest 5 July, 2025
94.3 °F
Climate (2020–Present)
Joliet Regional Airport (15.5 miles)
Average Low 2020–2025
43.4 °FAverage 2020–2025
53.5 °FAverage High 2020–2025
63 °F