January Weather in Port Rowan, Canada

Last updated: June 18, 2025

In Port Rowan, Canada, the average temperature in January hovers around -2°C (30°F), with lows plunging to -19°C (-1°F) and highs reaching up to 10°C (50°F). During this month, residents can expect approximately 91 mm (3.6 in) of precipitation spread over 12 days, contributing to a high average humidity of 90%. Prepare for a chilly and damp experience!

January Temperature in Port Rowan

In January in Port Rowan, the average temperature is -2°C (30°F), with a maximum that can reach 10°C (50°F) and a minimum that can drop as low as -19°C (-1°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to stay comfortable.

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

The chart illustrates January temperature patterns in Port Rowan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Rowan, January typically has an average temperature of -2°C (30°F), with highs reaching up to 10°C (50°F) and lows dropping to around -19°C (-1°F).

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

January Precipitation in Port Rowan

In Port Rowan in January, the precipitation amount is 91 mm (3.6 in) over a period of 12 days.

January Precipitation Trends in Port Rowan

The chart displays monthly precipitation patterns in Port Rowan, 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 Rowan, January typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 12 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 Rowan

In Port Rowan in January humidity is 90%. With an average temperature of -2°C (30°F), this humidity feels like an icy fog wrapping around you, making every step outside feel heavier and more uncomfortable, often leading to damp clothes that cling to your skin and a biting chill that seeps into your bones.

January Average Humidity in Port Rowan

This chart illustrates the average monthly humidity levels in Port Rowan, 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 Rowan is approximately 90%, 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 Rowan

In Port Rowan 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 Rowan, you can visit Hourly UV Index in Port Rowan.

Maximum UV Index Levels in Port Rowan for January

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

Data source: Port Rowan 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 Rowan Compares to Other Months

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

This table compares monthly weather conditions in Port Rowan, 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 (30°F)	91 mm (3.6 inches)	90%	low
February Weather	-2°C (29°F)	89 mm (3.5 inches)	90%	moderate
March Weather	0°C (33°F)	92 mm (3.6 inches)	87%	moderate
April Weather	4°C (40°F)	104 mm (4.1 inches)	87%	very high
May Weather	10°C (51°F)	106 mm (4.2 inches)	82%	very high
June Weather	17°C (64°F)	80 mm (3.2 inches)	81%	very high
July Weather	22°C (72°F)	89 mm (3.5 inches)	79%	very high
August Weather	22°C (72°F)	87 mm (3.4 inches)	80%	very high
September Weather	19°C (67°F)	85 mm (3.3 inches)	81%	very high
October Weather	14°C (57°F)	132 mm (5.2 inches)	84%	high
November Weather	6°C (43°F)	115 mm (4.5 inches)	88%	moderate
December Weather	2°C (36°F)	109 mm (4.3 inches)	87%	low