Dayton Weather Forecast
- 73
- 90
Thunderstorms
- 73
- 88
Chance Thunderstorms
- 73
- 91
Chance Thunderstorms
- 71
- 89
Rain Showers Likely
- 71
- 90
Chance Thunderstorms
- 72
- 90
Chance Thunderstorms
Today 24 Jun La Salle
Mostly cloudy. Isolated Showers and Thunderstorms late in the Morning, then scattered Showers and Thunderstorms in the afternoon. Nearly steady Temperatures in the upper 80s. West Winds 5 to 10 Mph. Chance of precipitation 50 percent.
Tonight 24 Jun La Salle
Mostly cloudy. Scattered Showers and Thunderstorms. Lows in the lower 70s. North Winds around 5 Mph, becoming southeast after midnight. Chance of precipitation 50 percent.
Dayton Temperature Statistics
June Temperature
Illinois Valley Regional Airport (18 miles)
Lowest 1 June, 2025
47.3 °FAverage June
72.3 °FHighest 21 June, 2025
94.3 °F
Climate (2020–Present)
Illinois Valley Regional Airport (18 miles)
Average Low 2020–2025
43.2 °FAverage 2020–2025
52.6 °FAverage High 2020–2025
62.1 °F