Dayton Weather in August

August in Dayton brings very high temperatures, with daytime highs of 31°C (88°F) and nights around 19°C (66°F). Quite a bit of rainfall is expected, around 101 mm (4 in), so pack an umbrella.

Rainfall in Dayton in August

This month experiences about 12 days of rain according to historical data, averaging 101 mm (4 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Dayton in August

If you're visiting Dayton in August, expect highs of 31°C (88°F) and overnight lows around 19°C (66°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. These are average temperatures, but occasional heat spikes are possible. Stay comfortable by wearing light clothing and drinking water.

Sunshine in Dayton in August

With approximately 258 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If your ideal day consists of dry skies and pleasant temperatures, April, May, September and October typically offer the best circumstances for Dayton.