January Weather in Cumming, United States

Last updated: June 24, 2025

In January, the average temperature in Cumming, United States hovers around 7°C (44°F), offering a chilly yet invigorating atmosphere. Expect minimums plummeting to -13°C (10°F) and highs reaching a comfortable 23°C (74°F). Rain is likely, with 124 mm (4.9 in) of precipitation spread over approximately 10 days, contributing to an average humidity of 86%. Prepare for a mix of conditions as you explore!

January Temperature in Cumming

In January in Cumming, the average temperature is 7°C (44°F). Maximums can reach 23°C (74°F), while minimums can drop as low as -13°C (10°F). This diverse temperature range makes it essential for travelers to pack layers to stay comfortable throughout the day.

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

The chart illustrates January temperature patterns in Cumming, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cumming, January typically has an average temperature of 7°C (44°F), with highs reaching up to 23°C (74°F) and lows dropping to around -13°C (10°F).

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

January Precipitation in Cumming

In Cumming in January, the precipitation amount is 124 mm (4.9 in) spread over a duration of 10 days.

January Precipitation Trends in Cumming

The chart displays monthly precipitation patterns in Cumming, 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 Cumming, January typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 10 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 Cumming

In Cumming in January, humidity is 86%. With an average temperature of 7°C (44°F), this humidity feels like a chilly, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite uninviting.

January Average Humidity in Cumming

This chart illustrates the average monthly humidity levels in Cumming, 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 Cumming 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 Cumming

In Cumming 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 Cumming for better planning.

Maximum UV Index Levels in Cumming for January

The chart shows the monthly maximum UV Index (UVI) for Cumming 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 Cumming typically reaches 4, which falls under the moderate exposure category.

Data source: Cumming 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 Cumming Compares to Other Months

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

This table compares monthly weather conditions in Cumming, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	124 mm (4.9 inches)	86%	moderate
February Weather	10°C (49°F)	182 mm (7.2 inches)	86%	high
March Weather	12°C (55°F)	159 mm (6.2 inches)	86%	very high
April Weather	16°C (61°F)	139 mm (5.5 inches)	82%	very high
May Weather	21°C (70°F)	131 mm (5.2 inches)	85%	extreme
June Weather	24°C (75°F)	135 mm (5.3 inches)	85%	extreme
July Weather	26°C (78°F)	120 mm (4.7 inches)	83%	extreme
August Weather	25°C (77°F)	164 mm (6.5 inches)	76%	very high
September Weather	23°C (73°F)	116 mm (4.6 inches)	76%	very high
October Weather	18°C (65°F)	156 mm (6.1 inches)	80%	very high
November Weather	11°C (51°F)	90 mm (3.5 inches)	88%	high
December Weather	8°C (47°F)	151 mm (6.0 inches)	88%	moderate