Zip 50401 (Mason City, IA) Climate

Mason City, IA (50401) has a humid continental climate with hot summers and cold winters. The average high temperature in the summer months is around 80°F and the average low temperature in the winter months is around 5°F. Precipitation in Mason City is relatively evenly distributed throughout the year, with an annual average of around 30 inches of rain and snow. Snowfall can be quite heavy during the winter months as Mason City is located in a region that regularly experiences lake effect snow. During the summer months, humidity levels tend to rise making it feel warmer than it actually is.

Mason City (zip 50401), Iowa gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Mason City (zip 50401) averages 39 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 188 sunny days per year in Mason City (zip 50401). The US average is 205 sunny days.

Mason City (zip 50401) gets some kind of precipitation, on average, 102 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 6
Rain: averages 35 inches of rain a year
Snow: averages 39 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 50401 zip code is 6.6 (10=best), which means it is one of the least comfortable places in Iowa.

9.1 Summer - 4 Winter

June, August and July are the most pleasant months in the 50401 zip code, while January and December are the least comfortable months.

Climate	Mason City, Iowa	United States
	Unlock	38.1 in.
	39.1 in.	Unlock
	Unlock	106.2 days
	188 days	Unlock
	82.0°	85.8°
	Unlock	21.7°
	6.6	Unlock
	Unlock	4.3
	1119 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 50401 zip code with an average high temperature of 82.0°, which ranks it as one of the coolest places in Iowa. In the 50401 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 50401 zip code are June, August and July.

In the 50401 zip code, there are 8.8 days annually when the high temperature is over 90°, which is cooler than most places in Iowa.

January has the coldest nighttime temperatures for the 50401 zip code with an average of 6.3°. This is one of the coldest places in Iowa.

In the 50401 zip code, there are 160.6 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Iowa.

In the 50401 zip code, there are 26.1 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Iowa.

The humidity is usually comfortable in the 50401 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 50401 zip code with 5.2 inches of rain, and the driest month is January with 0.8 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 35.1 inches in the 50401 zip code means that it is drier than most places in Iowa.

May is the rainiest month in the 50401 zip code with 11.5 days of rain, and February is the driest month with only 5.8 rainy days. There are 101.6 rainy days annually in the 50401 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 39.1 inches in the 50401 zip code means that it is one of the snowiest places in Iowa. December is the snowiest month in the 50401 zip code with 9.7 inches of snow, and 6 months of the year have significant snowfall.

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