Clay County, MO Climate

Clay, MO County has a humid continental climate. Summers are hot and humid with temperatures often reaching into the 90s and 100s. Winters tend to be cold with temperatures dipping below freezing quite often. Rainfall is well distributed throughout the year, with an average annual precipitation of 44 inches. Spring and fall can bring mild weather, though thunderstorms are common during spring months. Snowfall is generally light but can still accumulate up to 8 inches in some years. Clay, MO County generally enjoys comfortable weather throughout the year making it an ideal place for outdoor activities and relaxing in nature.

Clay County, Missouri gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Clay County averages 17 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 216 sunny days per year in Clay County. The US average is 205 sunny days.

Clay County gets some kind of precipitation, on average, 98 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 88 degrees
Winter Low: the January low is 19
Rain: averages 41 inches of rain a year
Snow: averages 17 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Clay County is 7.2 (10=best), which means it is more comfortable than most places in Missouri.

7.7 Summer - 5.6 Winter

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

Climate	Clay, Missouri	United States
	40.6 in.	38.1 in.
	16.7 in.	27.8 in.
	98.4 days	106.2 days
	216 days	205 days
	88.2°	85.8°
	18.6°	21.7°
	7.2	7
	4.3	4.3
	880 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 Clay County with an average high temperature of 88.2°, which ranks it as about average compared to other places in Missouri. In Clay County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Clay County are September, May and June.

In Clay County, there are 31.2 days annually when the high temperature is over 90°, which is about average compared to other places in Missouri.

January has the coldest nighttime temperatures for Clay County with an average of 18.6°. This is colder than most places in Missouri.

In Clay County, there are 112.0 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Missouri.

In Clay County, there are 4.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Missouri.

The humidity can be uncomfortably heavy or close in Clay County during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in Clay County.

June is the wettest month in Clay County with 5.4 inches of rain, and the driest month is January with 1.2 inches. The wettest season is Autumn with 35% of yearly precipitation and 11% occurs in Spring, which is the driest season. The annual rainfall of 40.6 inches in Clay County means that it is drier than most places in Missouri.

May is the rainiest month in Clay County with 11.7 days of rain, and January is the driest month with only 5.9 rainy days. There are 98.4 rainy days annually in Clay County, which is about average compared to other places in Missouri. 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 16.7 inches in Clay County means that it is snowier than most places in Missouri. December is the snowiest month in Clay County with 4.8 inches of snow, and 5 months of the year have significant snowfall.

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