Dearborn County, IN Climate

Dearborn County in Indiana has a humid continental climate, with hot summers and cold winters. The county typically experiences high levels of precipitation throughout the year, especially during the summer months when thunderstorms are common. Winter temperatures can get quite low, falling below 0°F on some nights. Snowfall and other winter weather conditions usually begin around mid-November and end around mid-March. In the spring and fall months, temperatures are pleasant and generally conducive to outdoor activities.

Dearborn County, Indiana gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Dearborn County averages 17 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 179 sunny days per year in Dearborn County. The US average is 205 sunny days.

Dearborn County gets some kind of precipitation, on average, 112 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 86 degrees
Winter Low: the January low is 21
Rain: averages 45 inches of rain a year
Snow: averages 17 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Dearborn County is 7.2 (10=best), which means it is one of the most pleasant places in Indiana.

8.5 Summer - 5.3 Winter

September, June and May are the most pleasant months in Dearborn County, while January and December are the least comfortable months.

Climate	Dearborn, Indiana	United States
	Unlock	38.1 in.
	16.6 in.	Unlock
	Unlock	106.2 days
	179 days	Unlock
	85.7°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	790 ft.	Unlock

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 Dearborn County with an average high temperature of 85.7°, which ranks it as warmer than most places in Indiana. In Dearborn County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dearborn County are September, June and May.

In Dearborn County, there are 18.3 days annually when the high temperature is over 90°, which is hotter than most places in Indiana.

January has the coldest nighttime temperatures for Dearborn County with an average of 21.0°. This is warmer than most places in Indiana.

In Dearborn County, there are 111.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Indiana.

In Dearborn County, there are 3.4 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Indiana.

The humidity is usually acceptable in Dearborn 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. July, August and June are the three most uncomfortably humid months in Dearborn County.

May is the wettest month in Dearborn County with 5.4 inches of rain, and the driest month is February with 2.7 inches. The wettest season is Summer with 30% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 44.6 inches in Dearborn County means that it is wetter than most places in Indiana.

May is the rainiest month in Dearborn County with 11.6 days of rain, and September is the driest month with only 6.6 rainy days. There are 112.3 rainy days annually in Dearborn County, which is less rainy than most places in Indiana. The rainiest season is Summer when it rains 30% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 16.6 inches in Dearborn County means that it is less snowy than most places in Indiana. February is the snowiest month in Dearborn County with 5.2 inches of snow, and 4 months of the year have significant snowfall.

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