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January Weather in Aurora, United States

Last updated: June 24, 2025

In January, the average temperature in Aurora, United States hovers around -9°C (17°F), with a chilling minimum of -36°C (-33°F) and a peak of 8°C (47°F). The atmosphere is notably humid, with an average humidity of 85%. Expect about 21 mm (0.8 in) of precipitation over 4 days, creating a memorable winter experience.

January Temperature in Aurora

In January in Aurora, the average temperature is -9°C (17°F). Maximums can reach 8°C (47°F) and minimums can be as low as -36°C (-33°F). Travelers should be prepared for extreme cold and varying conditions during this time.

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 -9°C (17°F), with highs reaching up to 8°C (47°F) and lows dropping to around -36°C (-33°F).
JanFebMarAprMayJunJulAugSepOctNovDec161632425771737063463324
Data source: Temperature data for Aurora generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Aurora

In Aurora in January, the precipitation amount is 21 mm (0.8 in) over a span of 4 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 21 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec212156701048496115101712734
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Aurora

In Aurora in January, humidity is 85%. With an average temperature of -9°C (17°F), this humidity feels like a biting chill that penetrates through layers of clothing, making traveling uncomfortable and requiring extra preparation for the cold.

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 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
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.
JanFebMarAprMayJunJulAugSepOctNovDec35589101098532
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.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)21 mm (0.8 inches)85%moderate
February Weather-9°C (17°F)21 mm (0.8 inches)89%moderate
March Weather0°C (33°F)56 mm (2.2 inches)81%moderate
April Weather6°C (42°F)70 mm (2.8 inches)82%very high
May Weather14°C (57°F)104 mm (4.1 inches)76%very high
June Weather22°C (71°F)84 mm (3.3 inches)81%very high
July Weather23°C (74°F)96 mm (3.8 inches)82%very high
August Weather21°C (70°F)115 mm (4.5 inches)83%very high
September Weather17°C (64°F)101 mm (4.0 inches)82%very high
October Weather8°C (47°F)71 mm (2.8 inches)82%moderate
November Weather0°C (33°F)27 mm (1.0 inches)87%moderate
December Weather-4°C (25°F)34 mm (1.3 inches)84%low

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