McDonough, GA Climate


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United States / Georgia / Atlanta-Sandy Springs-Alpharetta Metro Area / Henry County / McDonough / Zip Codes
McDonough, GA has a humid subtropical climate similar to much of the southeastern United States. Summers are hot and humid with frequent thunderstorms, while winters are mild to cool with occasional short periods of cold weather. The average annual high temperature is 70 degrees Fahrenheit (21 Celsius), while the average low temperature is 51 degrees Fahrenheit (10 Celsius). Precipitation is fairly evenly spread throughout the year with an average of 48 inches annually. There are typically around 200 days of sunshine per year in McDonough, making it a great place for outdoor activities.

McDonough, Georgia gets 49 inches of rain, on average, per year. The US average is 38 inches of rain per year.

McDonough averages 1 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 214 sunny days per year in McDonough. The US average is 205 sunny days.

McDonough 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 90 degrees
Winter Low: the January low is 32
Rain: averages 49 inches of rain a year
Snow: averages 1 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for McDonough is 7.5 (10=best), which means it is more comfortable than most places in Georgia.

6.2 Summer - 6.9 Winter
May, October and April are the most pleasant months in McDonough, while July and August are the least comfortable months.

  ClimateMcDonough, GeorgiaUnited States
  49.0 in.38.1 in.
  1.0 in.27.8 in.
  107.2 days106.2 days
  214 days205 days
  90.4°85.8°
  31.5°21.7°
  7.57
  5.34.3
  866 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 McDonough with an average high temperature of 90.4°, which ranks it as about average compared to other places in Georgia. In McDonough, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for McDonough are May, April and October.
In McDonough, there are 48.6 days annually when the high temperature is over 90°, which is about average compared to other places in Georgia.
January has the coldest nighttime temperatures for McDonough with an average of 31.5°. This is colder than most places in Georgia.
In McDonough, there are 53.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Georgia.
In McDonough, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Georgia.
Humidity in McDonough 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.
July is the wettest month in McDonough with 5.0 inches of rain, and the driest month is May with 3.3 inches. The wettest season is Spring with 27% of yearly precipitation and 23% occurs in Winter, which is the driest season. The annual rainfall of 49.0 inches in McDonough means that it is about average compared to other places in Georgia.
July is the rainiest month in McDonough with 10.6 days of rain, and October is the driest month with only 6.8 rainy days. There are 107.2 rainy days annually in McDonough, which is rainier than most places in Georgia. The rainiest season is Autumn 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 1.0 inches in McDonough means that it is snowier than most places in Georgia. January is the snowiest month in McDonough with 0.8 inches of snow, and 1 month of the year have significant snowfall.
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Luis · Mcdonough, GA
Georgias best kept secret
Over 2 years ago

Great place to live and u Union grove schools are great. There’s plenty of things to do with a short 30 min drive to Atlanta and traffic is nothing like New York ,  More

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Ruth · Mcdonough, GA
Some Good, Some Not-So-Good
Over 5 years ago

When I moved here a few years ago from the northeast, I was hoping to live the rest of my life in McDonough. I love the warmer climate, especially our spring and fall  More

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Brian · Mcdonough, GA
Nothing to do
Over 5 years ago

I’ve lived here for 4 years. There is nothing to do outside of eat food, watch a movie, or go bowling. There is nothing else to do. Lots of shopping so if you wanna  More

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