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December Weather in Halifax, United States

Last updated: June 24, 2025

In Halifax, United States, the average temperature in December hovers around 8°C (47°F). You can expect a chilly minimum of -8°C (17°F), with a rare maximum reaching 24°C (76°F). This month brings about 94 mm (3.7 in) of precipitation over 9 days, alongside an average humidity of 85%. Prepare for some damp, cool days ahead!

December Temperature in Halifax

In December in Halifax, the average temperature is 8°C (47°F). Maximums can reach 24°C (76°F) and minimums can be as low as -8°C (17°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates December 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, December typically has an average temperature of 8°C (47°F), with highs reaching up to 24°C (76°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec434852627076807974665247
Data source: Temperature data for Halifax generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Halifax

In Halifax in December, the precipitation amount reaches 94 mm (3.7 in) over the course of 9 days.

December Precipitation Trends in Halifax

The chart displays monthly precipitation patterns in Halifax, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Halifax, December typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec901037799106131120153114808694
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Halifax

In Halifax in December humidity is 85%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities feel less refreshing and more uncomfortable for traveling.

December Average Humidity in Halifax

This chart illustrates the average monthly humidity levels in Halifax, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Halifax is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%84%82%83%83%79%77%75%81%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Halifax

In Halifax in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Halifax, you can check the information here.

Maximum UV Index Levels in Halifax for December

The chart shows the monthly maximum UV Index (UVI) for Halifax in December, 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 December, the maximum UV index in Halifax typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810101111109853
Data source: Halifax December 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 December 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 December’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 December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)90 mm (3.5 inches)84%moderate
February Weather9°C (49°F)103 mm (4.1 inches)84%high
March Weather11°C (53°F)77 mm (3.0 inches)84%very high
April Weather17°C (62°F)99 mm (3.9 inches)82%very high
May Weather21°C (70°F)106 mm (4.2 inches)82%very high
June Weather25°C (77°F)131 mm (5.2 inches)83%extreme
July Weather27°C (81°F)120 mm (4.7 inches)79%extreme
August Weather26°C (79°F)153 mm (6.0 inches)77%very high
September Weather24°C (75°F)114 mm (4.5 inches)75%very high
October Weather19°C (66°F)80 mm (3.1 inches)81%very high
November Weather11°C (52°F)86 mm (3.4 inches)87%moderate
December Weather8°C (47°F)94 mm (3.7 inches)85%moderate

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