January Weather in Watford, Canada

Last updated: June 18, 2025

In January, the average temperature in Watford, Canada hovers around -3°C (27°F), with extremes ranging from a chilly -20°C (-4°F) to a milder 10°C (51°F). Expect 81 mm (3.2 in) of precipitation spread over 13 days, contributing to a notably high average humidity of 90%. Prepare for a cold and damp month ahead!

January Temperature in Watford

In January in Watford, the average temperature is -3°C (27°F). The maximum can reach 10°C (51°F), while the minimum can drop as low as -20°C (-4°F). Travelers should prepare for a cold climate and pack accordingly to enjoy their visit comfortably.

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

The chart illustrates January temperature patterns in Watford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Watford, 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 -20°C (-4°F).

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

January Precipitation in Watford

In Watford in January, the precipitation amount is 81 mm (3.2 in) over the course of 13 days.

January Precipitation Trends in Watford

The chart displays monthly precipitation patterns in Watford, 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 Watford, January typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 13 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 Watford

In Watford in January humidity is 90%. With an average temperature of -3°C (27°F), this humidity feels like a bitter chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to combat both the cold and the dampness in the air.

January Average Humidity in Watford

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

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

Maximum UV Index Levels in Watford for January

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

Data source: Watford 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 Watford Compares to Other Months

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

This table compares monthly weather conditions in Watford, 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)	81 mm (3.2 inches)	90%	low
February Weather	-2°C (28°F)	82 mm (3.2 inches)	90%	moderate
March Weather	1°C (35°F)	80 mm (3.1 inches)	87%	moderate
April Weather	6°C (43°F)	109 mm (4.3 inches)	87%	very high
May Weather	12°C (54°F)	104 mm (4.1 inches)	82%	very high
June Weather	18°C (65°F)	87 mm (3.4 inches)	81%	very high
July Weather	22°C (72°F)	84 mm (3.3 inches)	79%	very high
August Weather	22°C (71°F)	99 mm (3.9 inches)	80%	very high
September Weather	18°C (65°F)	87 mm (3.4 inches)	81%	high
October Weather	12°C (54°F)	138 mm (5.4 inches)	84%	moderate
November Weather	4°C (40°F)	99 mm (3.9 inches)	88%	moderate
December Weather	1°C (33°F)	74 mm (2.9 inches)	87%	low