Zip 50251 (Sully, IA) Climate

The climate in 50251 Sully, IA is a humid continental climate characterized by large temperature differences between seasons. Summers in the area are typically hot and humid while winters can be cold and windy. Precipitation levels tend to stay consistent throughout the year with snowfall occurring mainly during winter months. The overall climate in the area is generally mild, though temperatures and precipitation levels can vary significantly from year to year depending on weather patterns.

Sully (zip 50251), Iowa gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sully (zip 50251) averages 28 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 201 sunny days per year in Sully (zip 50251). The US average is 205 sunny days.

Sully (zip 50251) gets some kind of precipitation, on average, 107 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 11
Rain: averages 37 inches of rain a year
Snow: averages 28 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 50251 zip code is 6.9 (10=best), which means it is more comfortable than most places in Iowa.

8.7 Summer - 4.6 Winter

June, September and August are the most pleasant months in the 50251 zip code, while January and December are the least comfortable months.

Climate	Sully, Iowa	United States
	Unlock	38.1 in.
	28.4 in.	Unlock
	Unlock	106.2 days
	201 days	Unlock
	84.5°	85.8°
	Unlock	21.7°
	6.9	Unlock
	Unlock	4.3
	938 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 50251 zip code with an average high temperature of 84.5°, which ranks it as warmer than most places in Iowa. In the 50251 zip code, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 50251 zip code are June, September and August.

In the 50251 zip code, there are 14.1 days annually when the high temperature is over 90°, which is about average compared to other places in Iowa.

January has the coldest nighttime temperatures for the 50251 zip code with an average of 10.8°. This is warmer than most places in Iowa.

In the 50251 zip code, there are 146.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Iowa.

In the 50251 zip code, there are 17.0 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 the 50251 zip code but some summer months can be unpleasant. July is the most humid month, though humidity is low for most of the year. The most humid months in the 50251 zip code are July, August and June.

June is the wettest month in the 50251 zip code with 4.9 inches of rain, and the driest month is January with 0.9 inches. The wettest season is Autumn with 38% of yearly precipitation and 10% occurs in Spring, which is the driest season. The annual rainfall of 36.5 inches in the 50251 zip code means that it is wetter than most places in Iowa.

May is the rainiest month in the 50251 zip code with 12.4 days of rain, and January is the driest month with only 6.2 rainy days. There are 107.3 rainy days annually in the 50251 zip code, which is rainier than most places in Iowa. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 19% chance of a rainy day.

An annual snowfall of 28.4 inches in the 50251 zip code means that it is less snowy than most places in Iowa. January is the snowiest month in the 50251 zip code with 7.6 inches of snow, and 6 months of the year have significant snowfall.

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