Davenport-Moline-Rock Island Metro Area, IA Climate

The Davenport-Moline-Rock Island, IA Metro Area has a humid continental climate, with warm summers and cold winters. The average high temperature in the summer months (June to August) is around 83°F and the average low temperature is around 62°F. During the winter months (December to February), the average high temperature is around 32°F and the average low temperature is around 18°F. Precipitation levels vary throughout the year, but tend to be higher in spring and summer than in fall or winter. Snowfall occurs most commonly during December through March, with an average of 16 inches per year.

Davenport-Moline-Rock Island Metro Area, Iowa gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Davenport-Moline-Rock Island Metro Area averages 27 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 202 sunny days per year in Davenport-Moline-Rock Island Metro Area. The US average is 205 sunny days.

Davenport-Moline-Rock Island Metro Area gets some kind of precipitation, on average, 108 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 85 degrees
Winter Low: the January low is 14
Rain: averages 37 inches of rain a year
Snow: averages 27 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Davenport-Moline-Rock Island metro area is 7.0 (10=best), which means it is more comfortable than most places in Iowa.

8.7 Summer - 4.7 Winter

September, June and May are the most pleasant months in the Davenport-Moline-Rock Island metro area, while January and December are the least comfortable months.

Climate	Davenport-Moline-Rock Island, Iowa	United States
	37.0 in.	38.1 in.
	27.4 in.	27.8 in.
	107.6 days	106.2 days
	202 days	205 days
	84.8°	85.8°
	14.1°	21.7°
	7	7
	3.8	4.3
	687 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 the Davenport-Moline-Rock Island metro area with an average high temperature of 84.8°, which ranks it as warmer than most places in Iowa. In the Davenport-Moline-Rock Island metro area, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Davenport-Moline-Rock Island metro area are September, June and August.

In the Davenport-Moline-Rock Island metro area, there are 14.9 days annually when the high temperature is over 90°, which is hotter than most places in Iowa.

January has the coldest nighttime temperatures for the Davenport-Moline-Rock Island metro area with an average of 14.1°. This is one of the warmest places in Iowa.

In the Davenport-Moline-Rock Island metro area, there are 128.1 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Iowa.

In the Davenport-Moline-Rock Island metro area, there are 10.5 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Iowa.

The humidity is usually comfortable in the Davenport-Moline-Rock Island metro area 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 the Davenport-Moline-Rock Island metro area with 4.5 inches of rain, and the driest month is January with 1.4 inches. The wettest season is Autumn with 35% of yearly precipitation and 14% occurs in Spring, which is the driest season. The annual rainfall of 37.0 inches in the Davenport-Moline-Rock Island metro area means that it is wetter than most places in Iowa.

May is the rainiest month in the Davenport-Moline-Rock Island metro area with 11.3 days of rain, and February is the driest month with only 7.2 rainy days. There are 107.6 rainy days annually in the Davenport-Moline-Rock Island metro area, 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 22% chance of a rainy day.

An annual snowfall of 27.4 inches in the Davenport-Moline-Rock Island metro area means that it is less snowy than most places in Iowa. January is the snowiest month in the Davenport-Moline-Rock Island metro area with 8.3 inches of snow, and 6 months of the year have significant snowfall.

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