Lithonia (GA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Lithonia.
Climate overview of Lithonia
The climate in Lithonia, Georgia, United States of America, is marked by large temperature swings across the seasons, ranging from 32°C (90°F) in July to 11°C (52°F) in January.
The city receives considerable rain/snowfall, with around 1216 mm (48 in) annually. December is the wettest month. May is the sunniest month, averaging 9.6 hours of sunshine per day.
Lithonia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Lithonia — and find the best time to visit.
Monthly Temperature in Lithonia
In Lithonia, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 32°C (90°F) in July to a chilly 11°C (52°F) in the coolest month, January.
Nights vary from 21°C (70°F) in July to around 0°C (32°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Lithonia
Lithonia experiences significant rain/snowfall throughout the year, averaging 1216 mm (48 in) of precipitation annually. Lithonia offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month December (147 mm (5.8 in)) and the driest month September (81 mm (3.2 in)) is not too significant. For more details, please visit our Lithonia Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Lithonia
For those who appreciate different seasons, Lithonia serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 9.6 hours of sunshine daily, and embrace the darker days in January, offering only 5.5 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Lithonia by Month
The relative humidity is high throughout the year in Lithonia.
The city experiences its highest humidity in August, reaching 75%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Lithonia
Frequently asked questions about the climate in Lithonia
What is the best time to visit Lithonia?
April, May, September and October typically offer the most optimal weather in Lithonia. In contrast, February tends to have less optimal conditions.
What temperatures can I expect in Lithonia?
Daytime highs range from 11°C (52°F) in January to 32°C (90°F) in July. Nighttime lows range from 0°C (32°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Lithonia get?
Annual rainfall is around 1216 mm (48 in). December is the wettest month with 147 mm (5.8 in), while September is the driest with 81 mm (3.2 in).
How sunny is Lithonia?
Lithonia receives around 2,733 hours of sunshine per year. May is the sunniest month with 288 hours, while January is the cloudiest with just 164 hours. Overall, Lithonia enjoys abundant sunshine.
Lithonia 3-Day Forecast
Lithonia (GA) 3-Day Forecast
Lithonia on the map
Lithonia is highlighted — select any city to see its climate.
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