January Weather in Sweetwater, United States

Last updated: June 24, 2025

In January, the average temperature in Sweetwater, United States hovers around 7°C (44°F). Temperatures can vary significantly, with a chilling minimum of -12°C (10°F) and a surprising high of 27°C (81°F). Expect 24 mm (0.9 in) of precipitation spread over about 3 days, coupled with an average humidity of 75%, making this a notably damp time of year.

January Temperature in Sweetwater

In January in Sweetwater, the average temperature is 7°C (44°F). The maximum can reach 27°C (81°F), and the minimum can be as low as -12°C (10°F). This diverse temperature range makes Sweetwater a unique destination for travelers seeking both warm and chilly experiences.

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

The chart illustrates January temperature patterns in Sweetwater, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sweetwater, January typically has an average temperature of 7°C (44°F), with highs reaching up to 27°C (81°F) and lows dropping to around -12°C (10°F).

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

January Precipitation in Sweetwater

In Sweetwater in January, the precipitation amount is 24 mm (0.9 in) over a span of 3 days.

January Precipitation Trends in Sweetwater

The chart displays monthly precipitation patterns in Sweetwater, 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 Sweetwater, January typically receives around 24 mm (0.9 inches) of precipitation spread over approximately 3 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 Sweetwater

In Sweetwater in January, humidity is 75%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and prompting frequent breaks to warm up indoors.

January Average Humidity in Sweetwater

This chart illustrates the average monthly humidity levels in Sweetwater, 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 Sweetwater is approximately 75%, 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 Sweetwater

In Sweetwater 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 Sweetwater for better planning.

Maximum UV Index Levels in Sweetwater for January

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

Data source: Sweetwater 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 Sweetwater Compares to Other Months

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

This table compares monthly weather conditions in Sweetwater, 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)	24 mm (0.9 inches)	75%	moderate
February Weather	8°C (47°F)	23 mm (0.9 inches)	74%	high
March Weather	15°C (59°F)	50 mm (2.0 inches)	66%	very high
April Weather	18°C (65°F)	62 mm (2.4 inches)	70%	extreme
May Weather	23°C (74°F)	76 mm (3.0 inches)	75%	extreme
June Weather	27°C (81°F)	46 mm (1.8 inches)	79%	extreme
July Weather	29°C (84°F)	22 mm (0.9 inches)	78%	extreme
August Weather	28°C (84°F)	35 mm (1.4 inches)	71%	extreme
September Weather	25°C (77°F)	60 mm (2.4 inches)	69%	extreme
October Weather	19°C (66°F)	70 mm (2.8 inches)	70%	very high
November Weather	12°C (54°F)	25 mm (1.0 inches)	82%	high
December Weather	9°C (49°F)	23 mm (0.9 inches)	82%	moderate