January Weather in Bluffton, United States

Last updated: June 24, 2025

In January, the average temperature in Bluffton, United States hovers around -2°C (29°F). Be prepared for a significant range, as temperatures can drop to a chilling -26°C (-14°F) or rise to a maximum of 18°C (65°F). This month also sees an average precipitation of 75 mm (2.9 in) spread over 8 days, contributing to a high average humidity of 85%.

January Temperature in Bluffton

In January in Bluffton, the average temperature is -2°C (29°F), with maximums reaching 18°C (65°F) and minimums dropping as low as -26°C (-14°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for the chilly conditions.

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

The chart illustrates January temperature patterns in Bluffton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bluffton, January typically has an average temperature of -2°C (29°F), with highs reaching up to 18°C (65°F) and lows dropping to around -26°C (-14°F).

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

January Precipitation in Bluffton

In Bluffton in January, the precipitation amount is 75 mm (2.9 in) over a span of 8 days.

January Precipitation Trends in Bluffton

The chart displays monthly precipitation patterns in Bluffton, 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 Bluffton, January typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 8 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 Bluffton

In Bluffton in January, humidity is 85%. With an average temperature of -2°C (29°F), this humidity feels like a chilling, damp blanket that clings to your skin, making travel uncomfortable and often prompting an urgent search for warmth and shelter.

January Average Humidity in Bluffton

This chart illustrates the average monthly humidity levels in Bluffton, 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 Bluffton is approximately 85%, 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 Bluffton

In Bluffton in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Bluffton, you can check the information here.

Maximum UV Index Levels in Bluffton for January

The chart shows the monthly maximum UV Index (UVI) for Bluffton 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 Bluffton typically reaches 3, which falls under the moderate exposure category.

Data source: Bluffton 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 Bluffton Compares to Other Months

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

This table compares monthly weather conditions in Bluffton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	75 mm (2.9 inches)	85%	moderate
February Weather	0°C (31°F)	84 mm (3.3 inches)	85%	moderate
March Weather	5°C (41°F)	102 mm (4.0 inches)	86%	high
April Weather	10°C (51°F)	93 mm (3.7 inches)	87%	very high
May Weather	17°C (63°F)	126 mm (4.9 inches)	81%	very high
June Weather	22°C (73°F)	110 mm (4.3 inches)	82%	very high
July Weather	25°C (76°F)	105 mm (4.1 inches)	81%	very high
August Weather	23°C (74°F)	97 mm (3.8 inches)	79%	very high
September Weather	20°C (69°F)	67 mm (2.6 inches)	78%	very high
October Weather	14°C (57°F)	101 mm (4.0 inches)	81%	high
November Weather	5°C (41°F)	82 mm (3.2 inches)	89%	moderate
December Weather	2°C (35°F)	64 mm (2.5 inches)	86%	low