Jackson County, MS Climate

Jackson, MS County has a humid subtropical climate characterized by hot, humid summers and mild winters. Summers in the area are usually quite long, beginning in late April or early May and lasting until October. During the summer months, temperatures often reach into the mid-90s Fahrenheit, with high humidity levels making it feel even hotter. The winter season is usually mild with average temperatures ranging from the mid-40s to mid-60s Fahrenheit. Rainfall is fairly evenly distributed throughout the year with an annual average of about 50 inches per year. On average, snowfall is minimal in Jackson, MS County but not unheard of during colder years.

Jackson County, Mississippi gets 67 inches of rain, on average, per year. The US average is 38 inches of rain per year.

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

On average, there are 218 sunny days per year in Jackson County. The US average is 205 sunny days.

Jackson 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 90 degrees
Winter Low: the January low is 40
Rain: averages 67 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

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

4.1 Summer - 7.8 Winter

October, April and November are the most pleasant months in Jackson County, while July and August are the least comfortable months.

Climate	Jackson, Mississippi	United States
	67.3 in.	38.1 in.
	0.1 in.	27.8 in.
	98.1 days	106.2 days
	218 days	205 days
	89.7°	85.8°
	39.5°	21.7°
	7.2	7
	5.8	4.3
	43 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 Jackson County with an average high temperature of 89.7°, which ranks it as one of the coolest places in Mississippi. In Jackson County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jackson County are October, April and May.

In Jackson County, there are 43.5 days annually when the high temperature is over 90°, which is one of the coolest places in Mississippi.

January has the coldest nighttime temperatures for Jackson County with an average of 39.5°. This is one of the warmest places in Mississippi.

In Jackson County, there are 22.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Mississippi.

In Jackson County, 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 Jackson County can be stifling in the summer, but pleasant for most of the year. The most uncomfortably humid months are July, August and June. The humid season runs from May-September and the least humid months are October-April.

July is the wettest month in Jackson County with 7.6 inches of rain, and the driest month is October with 3.9 inches. The wettest season is Autumn with 32% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 67.3 inches in Jackson County means that it is one of the wettest places in Mississippi.

July is the rainiest month in Jackson County with 12.3 days of rain, and October is the driest month with only 5.6 rainy days. There are 98.1 rainy days annually in Jackson County, which is less rainy than most places in Mississippi. The rainiest season is Autumn when it rains 35% of the time and the driest is Summer with only a 20% chance of a rainy day.

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

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