January Weather in Port Huron, United States

Last updated: June 24, 2025

In January, the average temperature in Port Huron, United States hovers around -3°C (27°F), with extremes ranging from a chilling -23°C (-10°F) to a milder 10°C (51°F). Expect about 60 mm (2.4 in) of precipitation spread over 8 days, while the average humidity settles at a high 88%. Prepare for a cool, damp month that adds a distinct charm to the region!

January Temperature in Port Huron

In January in Port Huron, the average temperature is -3°C (27°F). The maximum can reach 10°C (51°F), while the minimum can drop as low as -23°C (-10°F). Travelers should prepare for chilly weather and varying conditions, making warm clothing essential for their visit.

January Weather in Port Huron: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Port Huron, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Huron, January typically has an average temperature of -3°C (27°F), with highs reaching up to 10°C (51°F) and lows dropping to around -23°C (-10°F).

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

January Precipitation in Port Huron

In Port Huron in January, the total precipitation amount is 60 mm (2.4 in) spread over the course of 8 days.

January Precipitation Trends in Port Huron

The chart displays monthly precipitation patterns in Port Huron, 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 Port Huron, January typically receives around 60 mm (2.4 inches) of precipitation spread over approximately 8 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 Port Huron

In Port Huron in January humidity is 88%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps into your bones, making outdoor exploration less inviting as the dampness clings to your clothing and slows your movements.

January Average Humidity in Port Huron

This chart illustrates the average monthly humidity levels in Port Huron, 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 Port Huron 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 Port Huron

In Port Huron in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Port Huron, you can visit Hourly UV Index in Port Huron.

Maximum UV Index Levels in Port Huron for January

The chart shows the monthly maximum UV Index (UVI) for Port Huron 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 Port Huron typically reaches 2, which falls under the low exposure category.

Data source: Port Huron 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 Port Huron Compares to Other Months

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

This table compares monthly weather conditions in Port Huron, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	60 mm (2.4 inches)	88%	low
February Weather	-3°C (28°F)	66 mm (2.6 inches)	87%	moderate
March Weather	1°C (35°F)	63 mm (2.5 inches)	85%	moderate
April Weather	7°C (45°F)	95 mm (3.7 inches)	86%	very high
May Weather	13°C (57°F)	97 mm (3.8 inches)	80%	very high
June Weather	20°C (68°F)	86 mm (3.4 inches)	80%	very high
July Weather	23°C (73°F)	73 mm (2.9 inches)	80%	very high
August Weather	22°C (72°F)	79 mm (3.1 inches)	80%	very high
September Weather	18°C (65°F)	73 mm (2.9 inches)	80%	high
October Weather	12°C (54°F)	106 mm (4.2 inches)	84%	moderate
November Weather	4°C (40°F)	72 mm (2.8 inches)	89%	moderate
December Weather	0°C (33°F)	55 mm (2.2 inches)	86%	low