January Weather in Halifax, United States

Last updated: June 24, 2025

In Halifax, United States, the average temperature in January hovers around 6°C (43°F), with extremes ranging from a chilly -19°C (-2°F) to a warm 25°C (77°F). Expect 90 mm (3.5 in) of precipitation over 9 days, contributing to an average humidity of a high 84%.

January Temperature in Halifax

In January in Halifax, the average temperature is 6°C (43°F). The maximum can reach 25°C (77°F) while the minimum can drop as low as -19°C (-2°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort.

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

The chart illustrates January temperature patterns in Halifax, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Halifax, January typically has an average temperature of 6°C (43°F), with highs reaching up to 25°C (77°F) and lows dropping to around -19°C (-2°F).

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

January Precipitation in Halifax

In Halifax in January, the precipitation amount is 90 mm (3.5 in) over the course of 9 days.

January Precipitation Trends in Halifax

The chart displays monthly precipitation patterns in Halifax, 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 Halifax, January typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 9 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 Halifax

In Halifax in January, humidity is 84%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that penetrates your clothing, making outdoor excursions uncomfortable and prompting travelers to seek refuge indoors or find warm, sheltered spots to enjoy their surroundings.

January Average Humidity in Halifax

This chart illustrates the average monthly humidity levels in Halifax, 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 Halifax is approximately 84%, 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 Halifax

In Halifax in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Halifax for better planning.

Maximum UV Index Levels in Halifax for January

The chart shows the monthly maximum UV Index (UVI) for Halifax 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 Halifax typically reaches 4, which falls under the moderate exposure category.

Data source: Halifax 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 Halifax Compares to Other Months

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

This table compares monthly weather conditions in Halifax, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	90 mm (3.5 inches)	84%	moderate
February Weather	9°C (49°F)	103 mm (4.1 inches)	84%	high
March Weather	11°C (53°F)	77 mm (3.0 inches)	84%	very high
April Weather	17°C (62°F)	99 mm (3.9 inches)	82%	very high
May Weather	21°C (70°F)	106 mm (4.2 inches)	82%	very high
June Weather	25°C (77°F)	131 mm (5.2 inches)	83%	extreme
July Weather	27°C (81°F)	120 mm (4.7 inches)	79%	extreme
August Weather	26°C (79°F)	153 mm (6.0 inches)	77%	very high
September Weather	24°C (75°F)	114 mm (4.5 inches)	75%	very high
October Weather	19°C (66°F)	80 mm (3.1 inches)	81%	very high
November Weather	11°C (52°F)	86 mm (3.4 inches)	87%	moderate
December Weather	8°C (47°F)	94 mm (3.7 inches)	85%	moderate