Buchanan County, IA Climate

Buchanan, IA County is known for having a humid continental climate. Summers are hot and humid, with temperatures often reaching into the upper 80s and 90s. Winters are cold and snowy, with temperatures ranging from the single digits to the lower 30s. Rainfall is spread throughout the area in all seasons but especially during spring and summer. Snowfall can be heavy at times during winter months. While the weather may seem unpredictable at times, it helps create a unique atmosphere that makes living in Buchanan, IA County enjoyable.

Buchanan County, Iowa gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Buchanan County averages 33 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 191 sunny days per year in Buchanan County. The US average is 205 sunny days.

Buchanan County gets some kind of precipitation, on average, 106 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 83 degrees
Winter Low: the January low is 7
Rain: averages 37 inches of rain a year
Snow: averages 33 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Buchanan County is 6.7 (10=best), which means it is less comfortable than most places in Iowa.

9 Summer - 4.2 Winter

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

Climate	Buchanan, Iowa	United States
	36.6 in.	38.1 in.
	33.2 in.	27.8 in.
	105.5 days	106.2 days
	191 days	205 days
	82.8°	85.8°
	7.3°	21.7°
	6.7	7
	3.8	4.3
	987 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 Buchanan County with an average high temperature of 82.8°, which ranks it as cooler than most places in Iowa. In Buchanan County, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Buchanan County are June, August and September.

In Buchanan County, there are 7.3 days annually when the high temperature is over 90°, which is one of the coolest places in Iowa.

January has the coldest nighttime temperatures for Buchanan County with an average of 7.3°. This is colder than most places in Iowa.

In Buchanan County, there are 154.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Iowa.

In Buchanan County, there are 22.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Iowa.

The humidity is usually comfortable in Buchanan 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.

July is the wettest month in Buchanan County with 5.3 inches of rain, and the driest month is January with 1.0 inches. The wettest season is Autumn with 40% of yearly precipitation and 10% occurs in Spring, which is the driest season. The annual rainfall of 36.6 inches in Buchanan County means that it is wetter than most places in Iowa.

May is the rainiest month in Buchanan County with 12.2 days of rain, and February is the driest month with only 6.1 rainy days. There are 105.5 rainy days annually in Buchanan County, which is rainier than most places in Iowa. The rainiest season is Summer when it rains 29% of the time and the driest is Spring with only a 19% chance of a rainy day.

An annual snowfall of 33.2 inches in Buchanan County means that it is snowier than most places in Iowa. January is the snowiest month in Buchanan County with 9.0 inches of snow, and 6 months of the year have significant snowfall.

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