Zip 50674 (Sumner, IA) Climate

Sumner, IA has a humid continental climate with cold, snowy winters and hot, humid summers. Winters are marked by temperatures averaging between 15-30 degrees Fahrenheit, with occasional snowfall. Summers are warm and humid, with temperatures usually reaching the mid to upper 80s. Precipitation occurs throughout the year, but is heaviest from April to August. In addition, Sumner experiences a variety of weather patterns due to its proximity to the Great Plains region and location near the Mississippi River Valley. During these times heavy rain and thunderstorms can be expected. Overall, Sumner has generally mild weather throughout the year and offers an enjoyable atmosphere for all who visit!

Sumner (zip 50674), Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sumner (zip 50674) averages 36 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 Sumner (zip 50674). The US average is 205 sunny days.

Sumner (zip 50674) gets some kind of precipitation, on average, 103 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 82 degrees
Winter Low: the January low is 7
Rain: averages 36 inches of rain a year
Snow: averages 36 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 50674 zip code is 6.7 (10=best), which means it is less comfortable than most places in Iowa.

9 Summer - 4.1 Winter

June, August and September are the most pleasant months in the 50674 zip code, while January and December are the least comfortable months.

Climate	Sumner, Iowa	United States
	Unlock	38.1 in.
	35.5 in.	Unlock
	Unlock	106.2 days
	191 days	Unlock
	82.4°	85.8°
	Unlock	21.7°
	6.7	Unlock
	Unlock	4.3
	1099 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 the 50674 zip code with an average high temperature of 82.4°, which ranks it as one of the coolest places in Iowa. In the 50674 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 50674 zip code are June, August and September.

In the 50674 zip code, there are 6.3 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 the 50674 zip code with an average of 7.0°. This is colder than most places in Iowa.

In the 50674 zip code, there are 154.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Iowa.

In the 50674 zip code, there are 23.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Iowa.

The humidity is usually comfortable in the 50674 zip code 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 50674 zip code with 5.1 inches of rain, and the driest month is February 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 36.3 inches in the 50674 zip code means that it is wetter than most places in Iowa.

May is the rainiest month in the 50674 zip code with 11.6 days of rain, and February is the driest month with only 5.7 rainy days. There are 102.7 rainy days annually in the 50674 zip code, 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 35.5 inches in the 50674 zip code means that it is snowier than most places in Iowa. December is the snowiest month in the 50674 zip code with 10.5 inches of snow, and 6 months of the year have significant snowfall.

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