January Weather in Dearborn, United States

Last updated: June 24, 2025

In Dearborn, United States, the average temperature for January hovers around -1°C (30°F). Temperature extremes can range from a chilling -24°C (-10°F) to a surprising 17°C (63°F). Expect 48 mm (1.9 in) of precipitation over approximately 5 days, while the air maintains a moderate 80% humidity. Stay prepared for a dynamic climate!

January Temperature in Dearborn

In January in Dearborn, the average temperature is -1°C (30°F), with maximums reaching 17°C (63°F) and minimums dropping as low as -24°C (-10°F). This varied climate makes Dearborn an intriguing destination for travelers seeking both winter adventures and the possibility of milder days.

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

The chart illustrates January temperature patterns in Dearborn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dearborn, January typically has an average temperature of -1°C (30°F), with highs reaching up to 17°C (63°F) and lows dropping to around -24°C (-10°F).

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

January Precipitation in Dearborn

In Dearborn in January, the precipitation amount is 48 mm (1.9 in) spread over the course of 5 days.

January Precipitation Trends in Dearborn

The chart displays monthly precipitation patterns in Dearborn, 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 Dearborn, January typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 5 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 Dearborn

In Dearborn in January, humidity is 80%. With an average temperature of -1°C (30°F), this humidity feels like an uncomfortable chill that seeps into your bones, making outdoor activities less enjoyable and travel quite challenging.

January Average Humidity in Dearborn

This chart illustrates the average monthly humidity levels in Dearborn, 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 Dearborn is approximately 80%, 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 Dearborn

In Dearborn 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 Dearborn, you can check the information here.

Maximum UV Index Levels in Dearborn for January

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

Data source: Dearborn 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 Dearborn Compares to Other Months

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

This table compares monthly weather conditions in Dearborn, 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 (30°F)	48 mm (1.9 inches)	80%	moderate
February Weather	0°C (32°F)	34 mm (1.4 inches)	78%	moderate
March Weather	7°C (46°F)	90 mm (3.6 inches)	75%	high
April Weather	12°C (54°F)	80 mm (3.2 inches)	77%	very high
May Weather	19°C (66°F)	202 mm (7.9 inches)	82%	very high
June Weather	25°C (77°F)	116 mm (4.6 inches)	83%	extreme
July Weather	26°C (80°F)	87 mm (3.4 inches)	81%	extreme
August Weather	25°C (77°F)	110 mm (4.3 inches)	78%	very high
September Weather	22°C (72°F)	77 mm (3.0 inches)	72%	very high
October Weather	13°C (56°F)	122 mm (4.8 inches)	72%	high
November Weather	6°C (43°F)	48 mm (1.9 inches)	84%	moderate
December Weather	2°C (37°F)	36 mm (1.4 inches)	86%	moderate