Decatur Metro Area, AL Climate

The Decatur, AL Metro Area has a humid subtropical climate with long, hot and humid summers and mild winters. The average high temperatures in summer are typically between 90 to 95 °F, while the average low temperatures in winter range from 35 to 40 °F. Precipitation is plentiful throughout the year but especially in spring and autumn when thunderstorms are common. Snowfall is rare and occasional ice storms occur during winter months. The climate in Decatur is generally pleasant throughout the year with comfortable temperatures prevailing most of the time.

Decatur Metro Area, Alabama gets 56 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Decatur Metro Area averages 2 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 207 sunny days per year in Decatur Metro Area. The US average is 205 sunny days.

Decatur Metro Area gets some kind of precipitation, on average, 115 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 89 degrees
Winter Low: the January low is 30
Rain: averages 56 inches of rain a year
Snow: averages 2 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Decatur metro area is 7.4 (10=best), which means it is more comfortable than most places in Alabama.

6.4 Summer - 6.5 Winter

May, October and September are the most pleasant months in the Decatur metro area, while July and January are the least comfortable months.

Climate	Decatur, Alabama	United States
	55.5 in.	38.1 in.
	1.6 in.	27.8 in.
	114.5 days	106.2 days
	207 days	205 days
	89.4°	85.8°
	29.8°	21.7°
	7.4	7
	5.1	4.3
	698 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 the Decatur metro area with an average high temperature of 89.5°, which ranks it as cooler than most places in Alabama. In the Decatur metro area, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Decatur metro area are May, October and April.

In the Decatur metro area, there are 41.9 days annually when the high temperature is over 90°, which is cooler than most places in Alabama.

January has the coldest nighttime temperatures for the Decatur metro area with an average of 29.8°. This is colder than most places in Alabama.

In the Decatur metro area, there are 64.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Alabama.

In the Decatur metro area, there are 0.2 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Alabama.

Humidity in the Decatur metro area 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.

December is the wettest month in the Decatur metro area with 5.7 inches of rain, and the driest month is August 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 55.5 inches in the Decatur metro area means that it is about average compared to other places in Alabama.

December is the rainiest month in the Decatur metro area with 10.7 days of rain, and September is the driest month with only 7.3 rainy days. There are 114.5 rainy days annually in the Decatur metro area, which is rainier than most places in Alabama. The rainiest season is Spring when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 1.6 inches in the Decatur metro area means that it is snowier than most places in Alabama. January is the snowiest month in the Decatur metro area with 0.7 inches of snow, and 1 month of the year have significant snowfall.

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