Dayton weather by month & the best time to visit

🇺🇸 United States · city break · hot-summer continental climate

The best time to visit Dayton is September — its sunniest month (Sunshine Score 77/100), with August and July close behind. Dayton averages about 2,149 hours of sunshine a year. Daytime highs around 25°C / 77°F and roughly 77 mm of rain in September.

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Sun hours / year

2,149

Sunniest month

September

Peak score

77/100

Rain / year

1,035 mm

Snow / year

≈1.2 m

Midday UV at peak

7 (high)

Population

773k

Elevation

304 m

When is the best time to visit Dayton?

For sunshine, the best time to visit Dayton is September, then August and July. The dullest month is January (0/100, 69 mm of rain). The full month-by-month picture is in the table below.

How sunny is Dayton?

Dayton gets a moderate 2,149 hours of sunshine a year. 77 Sunshine Score points separate September (77) from January (0), so the month you pick matters. It ranks #345 of 580 destinations in United States for annual sunshine, below the national median of 2,279 hours. The year's 1,035 mm of rain spreads fairly evenly across the months, with no pronounced dry season.

Sunshine Score by month

See Dayton on the interactive sunshine globe →

Nearby places for sunshine

• Cincinnati / Covington United States · 102 km · best in Aug · 2,148 h sun/yr
• Columbus United States · 114 km · best in Aug · 2,074 h sun/yr
• Fort Wayne United States · 145 km · best in Sep · 2,140 h sun/yr
• Indianapolis United States · 178 km · best in Sep · 2,168 h sun/yr
• Lexington United States · 210 km · best in Aug · 2,183 h sun/yr
• Louisville United States · 233 km · best in Aug · 2,171 h sun/yr

Nearest destinations

• Toledo United States · 190 km · 2,062 h sun/yr · best in Sep

Head-to-head

How Dayton compares month by month: Dayton vs Cincinnati / Covington · Dayton vs Indianapolis · Dayton vs Columbus · Dayton vs Lexington · all comparisons