Dayton Weather Forecast
- 48
- 67
Increasing Clouds
- 52
- 74
Rain Showers
- 48
- 67
Rain Showers Likely
- 49
- 69
Slight Chance Rain Showers
- 59
- 77
Mostly Sunny
- 59
- 84
Partly Sunny
Today 12 May Middlesex
Sunny. Highs in the upper 60s. Northwest Winds around 5 Mph.
Tonight 12 May Middlesex
Mostly clear. Lows in the lower 40s. North Winds around 5 Mph.
Dayton Temperature Statistics
May Temperature
Trenton, Mercer County Airport (17.4 miles)
Lowest 1 May, 2026
42.7 °FAverage May
57.6 °FHighest 5 May, 2026
82.7 °F
Climate (2021–Present)
Trenton, Mercer County Airport (17.4 miles)
Average Low 2021–2026
46 °FAverage 2021–2026
55.2 °FAverage High 2021–2026
64.3 °F