Decatur, MS Climate

Decatur, MS has a humid subtropical climate with hot summers and mild winters. The average high temperature in summer is 89°F while the average low temperature in winter is 39°F. Precipitation is abundant throughout the year, though it is most common in spring and autumn. Average yearly precipitation is around 50 inches. Due to its location within a humid subtropical climate zone, Decatur does experience occasional bouts of extreme weather such as thunderstorms, tornadoes, and hurricanes.

Decatur, Mississippi gets 57 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Decatur averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 217 sunny days per year in Decatur. The US average is 205 sunny days.

Decatur gets some kind of precipitation, on average, 94 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 91 degrees
Winter Low: the January low is 32
Rain: averages 57 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Decatur is 7.3 (10=best), which means it is one of the most pleasant places in Mississippi.

5.3 Summer - 7.1 Winter

May, October and April are the most pleasant months in Decatur, while July and August are the least comfortable months.

Climate	Decatur, Mississippi	United States
	56.9 in.	38.1 in.
	0.2 in.	27.8 in.
	94.4 days	106.2 days
	217 days	205 days
	91.2°	85.8°
	32.0°	21.7°
	7.3	7
	5.4	4.3
	430 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.

August is the hottest month for Decatur with an average high temperature of 91.2°, which ranks it as about average compared to other places in Mississippi. In Decatur, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Decatur are October, April and May.

In Decatur, there are 62.8 days annually when the high temperature is over 90°, which is about average compared to other places in Mississippi.

January has the coldest nighttime temperatures for Decatur with an average of 32.0°. This is about average compared to other places in Mississippi.

In Decatur, there are 57.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Mississippi.

In Decatur, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Mississippi.

Humidity in Decatur can be uncomfortable during the summer, but comfortable for most of the year. The most uncomfortably humid months are July, August and June. The humid season runs from June-September and the most comfortable months are October-May.

February is the wettest month in Decatur with 5.6 inches of rain, and the driest month is September with 3.6 inches. The wettest season is Spring with 29% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 56.9 inches in Decatur means that it is about average compared to other places in Mississippi.

July is the rainiest month in Decatur with 9.5 days of rain, and September is the driest month with only 5.9 rainy days. There are 94.4 rainy days annually in Decatur, which is less rainy than most places in Mississippi. The rainiest season is Spring when it rains 28% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 0.2 inches in Decatur means that it is less snowy than most places in Mississippi. December is the snowiest month in Decatur with 0.1 inches of snow, and no months of the year have significant snowfall.