Monthly weather forecast and climate
Dayton, OH

The Maimi and Mad rivers converge to flow through Dayton city, Ohio, viewed from above
The Maimi and Mad rivers converge to flow through Dayton city, Ohio, viewed from above

What is the coldest month in Dayton?

January is the coldest month in Dayton, Ohio, with an average high-temperature of 34.7°F (1.5°C) and an average low-temperature of 20.3°F (-6.5°C).

How much does it rain in Dayton?

In Dayton, Ohio, during the entire year, the rain falls for 135.8 days, and collects up to 41" (1042.5mm) of precipitation.

When does it snow in Dayton?

Months with snowfall in Dayton are January through April, October through December.

How much does it snow in Dayton?

In Dayton, Ohio, during the entire year, snow falls for 21.3 days, and aggregates up to 23.3" (591.9mm) of snow.

What is the snowiest month in Dayton?

January is the month with the most snowfall in Dayton, Ohio. Snow falls for 6.3 days and accumulates 7.9" (200.7mm) of snow.

What is the driest month in Dayton?

February is the month with the least rainfall in Dayton. Rain falls for 11.2 days and accumulates 2.2" (56.9mm) of precipitation.

What is the wettest month in Dayton?

May is the month with the most rainfall in Dayton, Ohio. Rain falls for 13.7 days and accumulates 4.7" (118.4mm) of precipitation.

What is the warmest month in Dayton?

With an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 64.6°F (18.1°C), July is the warmest month in Dayton.
Average temperature - Dayton, OH
Average humidity - Dayton, OH
Average rainfall - Dayton, OH
Average rainfall days - Dayton, OH

The month with the highest number of rainy days is May (13.7 days).
The month with the lowest number of rainy days is August (8.4 days).

Average snowfall - Dayton, OH
Average snowfall days - Dayton, OH

The month with the highest number of snowfall days is January (6.3 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine - Dayton, OH
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