January Weather in Lithonia, United States

Last updated: June 24, 2025

In January, the average temperature in Lithonia, United States hovers around 8°C (46°F). Expect a chill with minimums dipping to -10°C (15°F), but enjoy the occasional warmth with highs reaching 25°C (77°F). This month typically sees 105 mm (4.1 in) of precipitation spread over 9 days, contributing to an average humidity level of 86%. Be prepared for a blend of cool and damp conditions!

January Temperature in Lithonia

In January in Lithonia, the average temperature is 8°C (46°F), with maximums reaching 25°C (77°F) and minimums dropping as low as -10°C (15°F). This varied climate makes Lithonia an interesting destination for travelers prepared for both warm and chilly experiences.

January Weather in Lithonia: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Lithonia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lithonia, January typically has an average temperature of 8°C (46°F), with highs reaching up to 25°C (77°F) and lows dropping to around -10°C (15°F).

Data source: Temperature data for Lithonia generated using information from the Copernicus Climate Change Service.

January Precipitation in Lithonia

In Lithonia in January, the total precipitation amount reaches 105 mm (4.1 in) over the course of 9 days.

January Precipitation Trends in Lithonia

The chart displays monthly precipitation patterns in Lithonia, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Lithonia, January typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Lithonia

In Lithonia in January humidity is 86%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill enveloping you, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while exploring.

January Average Humidity in Lithonia

This chart illustrates the average monthly humidity levels in Lithonia, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Lithonia is approximately 86%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Lithonia

In Lithonia in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Lithonia for better planning.

Maximum UV Index Levels in Lithonia for January

The chart shows the monthly maximum UV Index (UVI) for Lithonia in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Lithonia typically reaches 4, which falls under the moderate exposure category.

Data source: Lithonia January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Lithonia Compares to Other Months

Weather in Lithonia varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Lithonia, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Lithonia, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	105 mm (4.1 inches)	86%	moderate
February Weather	11°C (51°F)	146 mm (5.7 inches)	84%	high
March Weather	13°C (56°F)	124 mm (4.9 inches)	83%	very high
April Weather	17°C (62°F)	121 mm (4.7 inches)	81%	very high
May Weather	22°C (71°F)	106 mm (4.2 inches)	81%	extreme
June Weather	25°C (77°F)	126 mm (5.0 inches)	81%	extreme
July Weather	26°C (80°F)	115 mm (4.5 inches)	83%	extreme
August Weather	26°C (79°F)	138 mm (5.4 inches)	81%	very high
September Weather	24°C (75°F)	110 mm (4.3 inches)	82%	very high
October Weather	19°C (66°F)	120 mm (4.7 inches)	78%	very high
November Weather	11°C (53°F)	80 mm (3.2 inches)	86%	high
December Weather	9°C (49°F)	137 mm (5.4 inches)	89%	moderate