January Weather in Aurora, United States

Last updated: June 24, 2025

In Aurora, United States, the average temperature in January hovers around 2°C (36°F). Expect chilly nights with minimums dipping as low as -19°C (-1°F), while daytime highs can reach a pleasant 21°C (70°F). During this month, you can anticipate about 85 mm (3.3 in) of precipitation spread over 8 days, resulting in an average humidity of 81%. Stay prepared for a refreshing yet humid climate!

January Temperature in Aurora

In January in Aurora, the average temperature is 2°C (36°F). Maximums can reach 21°C (70°F) and minimums can be as low as -19°C (-1°F). It's advisable to prepare for a wide range of temperatures when traveling during this month.

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

The chart illustrates January temperature patterns in Aurora, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aurora, January typically has an average temperature of 2°C (36°F), with highs reaching up to 21°C (70°F) and lows dropping to around -19°C (-1°F).

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

January Precipitation in Aurora

In Aurora in January, the precipitation amount is 85 mm (3.3 in) over the course of 8 days.

January Precipitation Trends in Aurora

The chart displays monthly precipitation patterns in Aurora, 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 Aurora, January typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 8 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 Aurora

In Aurora in January humidity is 81%. With an average temperature of 2°C (36°F), this humidity feels like a chilly dampness that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm and dry.

January Average Humidity in Aurora

This chart illustrates the average monthly humidity levels in Aurora, 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 Aurora is approximately 81%, 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 Aurora

In Aurora 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 Aurora, you can check the information here.

Maximum UV Index Levels in Aurora for January

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

Data source: Aurora 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 Aurora Compares to Other Months

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

This table compares monthly weather conditions in Aurora, 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 (36°F)	85 mm (3.3 inches)	81%	moderate
February Weather	3°C (38°F)	87 mm (3.4 inches)	78%	high
March Weather	10°C (50°F)	146 mm (5.8 inches)	76%	high
April Weather	13°C (56°F)	158 mm (6.2 inches)	78%	very high
May Weather	19°C (66°F)	167 mm (6.6 inches)	83%	very high
June Weather	24°C (76°F)	87 mm (3.4 inches)	83%	extreme
July Weather	26°C (79°F)	85 mm (3.4 inches)	78%	extreme
August Weather	25°C (77°F)	128 mm (5.0 inches)	68%	very high
September Weather	23°C (73°F)	58 mm (2.3 inches)	64%	very high
October Weather	15°C (59°F)	152 mm (6.0 inches)	70%	high
November Weather	8°C (47°F)	67 mm (2.6 inches)	83%	moderate
December Weather	5°C (42°F)	53 mm (2.1 inches)	87%	moderate