Carroll County, IA Climate

Carroll, IA County has a humid continental climate with warm summers and cold winters. The average temperature in the summer months is around 75 degrees Fahrenheit and the winter months average temperatures around 30 degrees Fahrenheit. Precipitation is abundant throughout the year, with an average annual rainfall of 35 inches. Snowfall averages at about 17 inches per year, with most of it falling between November and March. This climate makes Carroll a great place to live for those who enjoy all four seasons!

Carroll County, Iowa gets 34 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Carroll County averages 30 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 210 sunny days per year in Carroll County. The US average is 205 sunny days.

Carroll County gets some kind of precipitation, on average, 97 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 10
Rain: averages 34 inches of rain a year
Snow: averages 30 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Carroll County is 6.9 (10=best), which means it is more comfortable than most places in Iowa.

8.8 Summer - 4.6 Winter

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

Climate	Carroll, Iowa	United States
	34.0 in.	38.1 in.
	29.7 in.	27.8 in.
	97.1 days	106.2 days
	210 days	205 days
	84.4°	85.8°
	9.6°	21.7°
	6.9	7
	3.7	4.3
	1305 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 Carroll County with an average high temperature of 84.4°, which ranks it as about average compared to other places in Iowa. In Carroll County, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Carroll County are September, June and August.

In Carroll County, there are 14.5 days annually when the high temperature is over 90°, which is hotter than most places in Iowa.

January has the coldest nighttime temperatures for Carroll County with an average of 9.6°. This is about average compared to other places in Iowa.

In Carroll County, there are 154.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Iowa.

In Carroll County, there are 19.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Iowa.

The humidity is usually comfortable in Carroll 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.

June is the wettest month in Carroll County with 5.0 inches of rain, and the driest month is January with 0.9 inches. The wettest season is Autumn with 40% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 34.0 inches in Carroll County means that it is drier than most places in Iowa.

May is the rainiest month in Carroll County with 11.6 days of rain, and February is the driest month with only 5.2 rainy days. There are 97.1 rainy days annually in Carroll County, which is less rainy than most places in Iowa. The rainiest season is Autumn when it rains 30% of the time and the driest is Spring with only a 18% chance of a rainy day.

An annual snowfall of 29.7 inches in Carroll County means that it is about average compared to other places in Iowa. December is the snowiest month in Carroll County with 7.4 inches of snow, and 6 months of the year have significant snowfall.

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