January Weather in Aurora, United States

Last updated: June 24, 2025

In January, the average temperature in Aurora, United States hovers around 1°C (33°F). However, temperatures can swing from a chilly -21°C (-5°F) to a mild 20°C (68°F). Be prepared for some rain, as the area experiences 83 mm (3.3 in) of precipitation over about 9 days. With an average humidity of 87%, it's essential to dress accordingly to stay comfortable during your visit!

January Temperature in Aurora

In January in Aurora, the average temperature is 1°C (33°F). Maximum temperatures can reach 20°C (68°F), while minimums can drop as low as -21°C (-5°F). Be sure to pack accordingly for your trip, as you may experience a wide range of temperatures during your stay.

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 1°C (33°F), with highs reaching up to 20°C (68°F) and lows dropping to around -21°C (-5°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 83 mm (3.3 in) over the course of 9 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 83 mm (3.3 inches) of precipitation spread over approximately 9 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 87%. With an average temperature of 1°C (33°F), this humidity feels like a chilling blanket, making traveling uncomfortable as the cold air clings to your skin, amplifying the frosty bite and dampness that can quickly lead to a sense of unease.

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 87%, 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	1°C (33°F)	83 mm (3.3 inches)	87%	moderate
February Weather	3°C (37°F)	112 mm (4.4 inches)	85%	moderate
March Weather	7°C (46°F)	138 mm (5.5 inches)	86%	high
April Weather	12°C (54°F)	125 mm (4.9 inches)	84%	very high
May Weather	19°C (66°F)	126 mm (5.0 inches)	79%	very high
June Weather	23°C (73°F)	152 mm (6.0 inches)	82%	very high
July Weather	25°C (77°F)	114 mm (4.5 inches)	79%	very high
August Weather	24°C (75°F)	107 mm (4.2 inches)	70%	very high
September Weather	21°C (70°F)	88 mm (3.5 inches)	69%	very high
October Weather	15°C (59°F)	99 mm (3.9 inches)	76%	high
November Weather	6°C (44°F)	98 mm (3.9 inches)	88%	moderate
December Weather	4°C (39°F)	107 mm (4.2 inches)	87%	moderate