January Weather in St. Paul, Canada

Last updated: June 18, 2025

In January, the average temperature in St. Paul, Canada hovers around -13°C (9°F). Be prepared for extreme conditions, as temperatures can drop as low as -40°C (-39°F) or rise to a maximum of 5°C (42°F). Expect 17 mm (0.7 in) of precipitation over about 5 days, and stay cozy with an average humidity level of 89%.

January Temperature in St. Paul

In January in St. Paul, the average temperature is -13°C (9°F). The maximum can reach 5°C (42°F), while the minimum can drop as low as -40°C (-39°F). Travelers should be prepared for extreme cold and dress warmly when visiting during this month.

January Weather in St. Paul: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in St. Paul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In St. Paul, January typically has an average temperature of -13°C (9°F), with highs reaching up to 5°C (42°F) and lows dropping to around -40°C (-39°F).

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

January Precipitation in St. Paul

In St. Paul in January, the precipitation amount is 17 mm (0.7 in) over the course of 5 days.

January Precipitation Trends in St. Paul

The chart displays monthly precipitation patterns in St. Paul, 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 St. Paul, January typically receives around 17 mm (0.7 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 St. Paul

In St. Paul in January, humidity is 89%. With an average temperature of -13°C (9°F), this humidity feels like an icy blanket wrapping around you, making traveling quite uncomfortable as the cold penetrates deeper in the damp air.

January Average Humidity in St. Paul

This chart illustrates the average monthly humidity levels in St. Paul, 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 St. Paul is approximately 89%, 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 St. Paul

In St. Paul in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in St. Paul.

Maximum UV Index Levels in St. Paul for January

The chart shows the monthly maximum UV Index (UVI) for St. Paul 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 St. Paul typically reaches 1, which falls under the low exposure category.

Data source: St. Paul 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 St. Paul Compares to Other Months

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

This table compares monthly weather conditions in St. Paul, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-13°C (9°F)	17 mm (0.7 inches)	89%	low
February Weather	-15°C (5°F)	16 mm (0.6 inches)	92%	moderate
March Weather	-6°C (21°F)	24 mm (0.9 inches)	88%	moderate
April Weather	1°C (34°F)	33 mm (1.3 inches)	80%	moderate
May Weather	11°C (52°F)	46 mm (1.8 inches)	73%	high
June Weather	15°C (60°F)	114 mm (4.5 inches)	71%	very high
July Weather	17°C (63°F)	97 mm (3.8 inches)	80%	very high
August Weather	16°C (61°F)	56 mm (2.2 inches)	78%	high
September Weather	10°C (50°F)	40 mm (1.6 inches)	73%	high
October Weather	2°C (36°F)	30 mm (1.2 inches)	78%	moderate
November Weather	-6°C (21°F)	29 mm (1.2 inches)	82%	low
December Weather	-11°C (13°F)	18 mm (0.7 inches)	92%	low