Dayton Weather Forecast
- 43
- 72
Rain Showers Likely
- 45
- 65
Rain Showers Likely
- 44
- 67
Chance Rain Showers
- 44
- 71
Mostly Sunny
- 47
- 75
Mostly Sunny
- 49
- 78
Mostly Sunny
Today 15 Sep Sheridan Foothills
Increasing Clouds. Slight chance of rain Showers late in the morning. Chance of rain Showers and isolated Thunderstorms early in the Afternoon, then rain Showers likely and scattered Thunderstorms late in the afternoon. Highs in the mid 70s. Northwest Winds 5 to 15 Mph. Chance of precipitation 60 percent.
Tonight 15 Sep Sheridan Foothills
Rain Showers likely and isolated Thunderstorms early in the Evening, then chance of rain Showers in the late evening and overnight. Areas of fog overnight. Lows in the lower 40s. West Winds 5 to 10 Mph. Chance of precipitation 60 percent.
Dayton Temperature Statistics
September Temperature
Sheridan County Airport (16.2 miles)
Lowest 6 September, 2025
30.9 °FAverage September
63.5 °FHighest 1 September, 2025
89.1 °F
Climate (2020–Present)
Sheridan County Airport (16.2 miles)
Average Low 2020–2025
33.1 °FAverage 2020–2025
47.1 °FAverage High 2020–2025
61.5 °F