January Weather in Seaforth, Canada

Last updated: June 18, 2025

In January, the average temperature in Seaforth, Canada hovers around -4°C (25°F). Expect chilly conditions with minimum temperatures plunging to -20°C (-4°F) and maximums reaching a milder 10°C (51°F). The month brings about 85 mm (3.4 in) of precipitation spread over 15 days, contributing to an average humidity of a brisk 90%. Stay warm and prepared for the cozy, wet atmosphere!

January Temperature in Seaforth

In January in Seaforth, the average temperature is -4°C (25°F), with maximums reaching 10°C (51°F) and minimums dropping as low as -20°C (-4°F). Travelers should be prepared for a cold climate and pack accordingly.

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

The chart illustrates January temperature patterns in Seaforth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Seaforth, January typically has an average temperature of -4°C (25°F), with highs reaching up to 10°C (51°F) and lows dropping to around -20°C (-4°F).

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

January Precipitation in Seaforth

In Seaforth, in January, the precipitation amount is 85 mm (3.4 in) over a span of 15 days.

January Precipitation Trends in Seaforth

The chart displays monthly precipitation patterns in Seaforth, 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 Seaforth, January typically receives around 85 mm (3.4 inches) of precipitation spread over approximately 15 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 Seaforth

In Seaforth in January humidity is 90%. With an average temperature of -4°C (25°F), this humidity feels like a dense, icy blanket wrapping around you, making travel feel particularly stifling in the cold despite the sub-zero temperatures.

January Average Humidity in Seaforth

This chart illustrates the average monthly humidity levels in Seaforth, 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 Seaforth 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 Seaforth

In Seaforth 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 Seaforth, you can visit Hourly UV Index in Seaforth.

Maximum UV Index Levels in Seaforth for January

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

Data source: Seaforth 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 Seaforth Compares to Other Months

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

This table compares monthly weather conditions in Seaforth, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	85 mm (3.4 inches)	90%	low
February Weather	-4°C (26°F)	90 mm (3.5 inches)	90%	moderate
March Weather	0°C (33°F)	78 mm (3.1 inches)	87%	moderate
April Weather	5°C (41°F)	104 mm (4.1 inches)	87%	very high
May Weather	12°C (53°F)	97 mm (3.8 inches)	82%	very high
June Weather	18°C (64°F)	91 mm (3.6 inches)	81%	very high
July Weather	21°C (70°F)	79 mm (3.1 inches)	79%	very high
August Weather	20°C (69°F)	115 mm (4.5 inches)	80%	very high
September Weather	17°C (63°F)	99 mm (3.9 inches)	81%	high
October Weather	11°C (52°F)	136 mm (5.3 inches)	84%	moderate
November Weather	3°C (38°F)	115 mm (4.5 inches)	88%	moderate
December Weather	0°C (32°F)	88 mm (3.5 inches)	87%	low