January Weather in Brilliant, United States

Last updated: June 24, 2025

In January, the average temperature in Brilliant, United States hovers around 0°C (31°F), presenting a chilly atmosphere. Expect the temperature to dip as low as -24°C (-10°F) or soar up to 21°C (71°F). During this month, precipitation totals approximately 92 mm (3.6 in) over 11 days, with an average humidity level of 88%, making for a notably damp environment.

January Temperature in Brilliant

In January in Brilliant, the average temperature is 0°C (31°F). Maximum temperatures can reach 21°C (71°F), while minimums can plummet to -24°C (-10°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.

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

The chart illustrates January temperature patterns in Brilliant, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brilliant, January typically has an average temperature of 0°C (31°F), with highs reaching up to 21°C (71°F) and lows dropping to around -24°C (-10°F).

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

January Precipitation in Brilliant

In Brilliant in January, the precipitation amount is 92 mm (3.6 in) spread over 11 days.

January Precipitation Trends in Brilliant

The chart displays monthly precipitation patterns in Brilliant, 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 Brilliant, January typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Brilliant

In Brilliant in January humidity is 88%. With an average temperature of 0°C (31°F), this humidity feels like a biting chill that seeps into your bones, making every step outside a challenge as the air clings heavily around you, dampening the spirit of travel.

January Average Humidity in Brilliant

This chart illustrates the average monthly humidity levels in Brilliant, 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 Brilliant is approximately 88%, 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 Brilliant

In Brilliant 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 Brilliant, you can check the information here.

Maximum UV Index Levels in Brilliant for January

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

Data source: Brilliant 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 Brilliant Compares to Other Months

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

This table compares monthly weather conditions in Brilliant, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (31°F)	92 mm (3.6 inches)	88%	moderate
February Weather	2°C (35°F)	117 mm (4.6 inches)	88%	moderate
March Weather	6°C (42°F)	108 mm (4.3 inches)	87%	high
April Weather	11°C (52°F)	135 mm (5.3 inches)	87%	very high
May Weather	17°C (63°F)	133 mm (5.2 inches)	81%	very high
June Weather	21°C (70°F)	144 mm (5.7 inches)	83%	very high
July Weather	24°C (75°F)	130 mm (5.1 inches)	82%	very high
August Weather	23°C (73°F)	99 mm (3.9 inches)	76%	very high
September Weather	20°C (68°F)	117 mm (4.6 inches)	77%	very high
October Weather	14°C (58°F)	121 mm (4.8 inches)	82%	high
November Weather	6°C (42°F)	92 mm (3.6 inches)	89%	moderate
December Weather	2°C (37°F)	104 mm (4.1 inches)	86%	low