January Weather in Saint George, United States

Last updated: June 24, 2025

In January, the average temperature in Saint George, United States hovers around 16°C (61°F). Expect a cool minimum of 2°C (36°F) and a pleasant maximum of 24°C (75°F). During this month, you'll encounter precipitation averaging 43 mm (1.7 in) over approximately 4 days, making for a humid experience with an average of 82% humidity.

January Temperature in Saint George

In January in Saint George, the average temperature is 16°C (61°F). Maximum temperatures can reach 24°C (75°F), while minimums can drop to as low as 2°C (36°F). This climate makes Saint George a great destination for travelers seeking mild weather and a pleasant outdoor experience.

January Weather in Saint George: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Saint George, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint George, January typically has an average temperature of 16°C (61°F), with highs reaching up to 24°C (75°F) and lows dropping to around 2°C (36°F).

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

January Precipitation in Saint George

In Saint George in January, the precipitation amount is 43 mm (1.7 in) over the course of 4 days.

January Precipitation Trends in Saint George

The chart displays monthly precipitation patterns in Saint George, 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 Saint George, January typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 4 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 Saint George

In Saint George in January humidity is 82%. With an average temperature of 16°C (61°F), this humidity feels like a heavy blanket enveloping you, making travel feel a bit sluggish and requiring frequent breaks to hydrate and cool down.

January Average Humidity in Saint George

This chart illustrates the average monthly humidity levels in Saint George, 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 Saint George is approximately 82%, 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 Saint George

In Saint George in January, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Saint George, you can refer to this Hourly UV Index in Saint George.

Maximum UV Index Levels in Saint George for January

The chart shows the monthly maximum UV Index (UVI) for Saint George 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 Saint George typically reaches 6, which falls under the high exposure category.

Data source: Saint George 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 Saint George Compares to Other Months

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

This table compares monthly weather conditions in Saint George, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (61°F)	43 mm (1.7 inches)	82%	high
February Weather	18°C (65°F)	57 mm (2.2 inches)	82%	very high
March Weather	20°C (68°F)	20 mm (0.8 inches)	79%	very high
April Weather	22°C (73°F)	66 mm (2.6 inches)	78%	extreme
May Weather	25°C (77°F)	103 mm (4.0 inches)	76%	extreme
June Weather	27°C (81°F)	159 mm (6.3 inches)	75%	extreme
July Weather	28°C (82°F)	210 mm (8.3 inches)	74%	extreme
August Weather	28°C (83°F)	221 mm (8.7 inches)	74%	extreme
September Weather	27°C (82°F)	135 mm (5.3 inches)	78%	extreme
October Weather	26°C (78°F)	71 mm (2.8 inches)	79%	very high
November Weather	21°C (70°F)	46 mm (1.8 inches)	82%	high
December Weather	18°C (65°F)	70 mm (2.8 inches)	84%	moderate