Miami County, OH Climate


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United States / Ohio / No Metro Area / Miami County / Cities / Zip Codes
Miami, OH County has a humid continental climate, with hot, muggy summers and cold winters. In the summer months, temperatures can reach into the high 90s, while in the winter they usually stay in the 30s and 40s. The area is also quite wet throughout the year, with average rainfall of around 40 inches annually. Snowfall is not particularly high but does occur during the cold months of winter. Overall, this region of Ohio experiences a mild climate that is perfect for enjoying outdoor activities year-round.

Miami County, Ohio gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Miami County averages 16 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 177 sunny days per year in Miami County. The US average is 205 sunny days.

Miami County gets some kind of precipitation, on average, 131 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 84 degrees
Winter Low: the January low is 19
Rain: averages 40 inches of rain a year
Snow: averages 16 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Miami County is 7.1 (10=best), which means it is more comfortable than most places in Ohio.

8.9 Summer - 5 Winter
June, September and August are the most pleasant months in Miami County, while January and December are the least comfortable months.

  ClimateMiami, OhioUnited States
  40.1 in.38.1 in.
  15.9 in.27.8 in.
  130.9 days106.2 days
  177 days205 days
  84.4°85.8°
  19.0°21.7°
  7.17
  3.64.3
  953 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Miami County with an average high temperature of 84.4°, which ranks it as warmer than most places in Ohio. In Miami County, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Miami County are September, June and August.
In Miami County, there are 11.6 days annually when the high temperature is over 90°, which is about average compared to other places in Ohio.
January has the coldest nighttime temperatures for Miami County with an average of 19.0°. This is about average compared to other places in Ohio.
In Miami County, there are 117.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Ohio.
In Miami County, there are 4.9 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Ohio.
The humidity is usually comfortable in Miami County but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.
May is the wettest month in Miami County with 4.5 inches of rain, and the driest month is February with 2.2 inches. The wettest season is Autumn with 29% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 40.1 inches in Miami County means that it is wetter than most places in Ohio.
April is the rainiest month in Miami County with 13.2 days of rain, and August is the driest month with only 8.4 rainy days. There are 130.9 rainy days annually in Miami County, which is rainier than most places in Ohio. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 22% chance of a rainy day.
An annual snowfall of 15.9 inches in Miami County means that it is less snowy than most places in Ohio. January is the snowiest month in Miami County with 5.3 inches of snow, and 5 months of the year have significant snowfall.
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