nomadseason

December Weather in Terrace, Canada

Last updated: June 18, 2025

In December, the average temperature in Terrace, Canada hovers around -3°C (27°F). Expect chilly conditions, as minimum temperatures can plummet to -27°C (-17°F), while the maximum reaches a slightly milder 5°C (41°F). During this month, you can also anticipate significant precipitation, totaling 211 mm (8.3 in) over approximately 19 days. With an average humidity of 92%, be prepared for a damp and cold experience!

December Temperature in Terrace

In December in Terrace, the average temperature is -3°C (27°F), with maximums reaching 5°C (41°F) and minimums dropping as low as -27°C (-17°F). Travelers should prepare for chilly conditions and dress warmly to fully enjoy their visit.

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

The chart illustrates December temperature patterns in Terrace, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Terrace, December typically has an average temperature of -3°C (27°F), with highs reaching up to 5°C (41°F) and lows dropping to around -27°C (-17°F).
JanFebMarAprMayJunJulAugSepOctNovDec252431374752575650393427
Data source: Temperature data for Terrace generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Terrace

In Terrace in December, the precipitation amount is 211 mm (8.3 in) during a span of 19 days.

December Precipitation Trends in Terrace

The chart displays monthly precipitation patterns in Terrace, 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 Terrace, December typically receives around 211 mm (8.3 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec215163185117108128104147187239310211
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Terrace

In Terrace in December, humidity is 92%. With an average temperature of -3°C (27°F), this humidity feels like a heavy, icy fog enveloping you, making every breath feel damp and chilly, which can be quite uncomfortable for traveling.

December Average Humidity in Terrace

This chart illustrates the average monthly humidity levels in Terrace, 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 Terrace is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%88%88%83%80%88%90%92%94%92%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Terrace

In Terrace in December, 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 Terrace.

Maximum UV Index Levels in Terrace for December

The chart shows the monthly maximum UV Index (UVI) for Terrace 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 Terrace typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124688876321
Data source: Terrace 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 Terrace Compares to Other Months

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

This table compares monthly weather conditions in Terrace, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)215 mm (8.5 inches)90%low
February Weather-5°C (24°F)162 mm (6.4 inches)89%low
March Weather0°C (32°F)185 mm (7.3 inches)88%moderate
April Weather3°C (37°F)117 mm (4.6 inches)88%high
May Weather8°C (47°F)107 mm (4.2 inches)83%very high
June Weather11°C (53°F)128 mm (5.0 inches)80%very high
July Weather14°C (57°F)104 mm (4.1 inches)88%very high
August Weather14°C (57°F)147 mm (5.8 inches)90%high
September Weather10°C (50°F)187 mm (7.4 inches)92%high
October Weather4°C (39°F)239 mm (9.4 inches)94%moderate
November Weather1°C (34°F)309 mm (12.2 inches)91%low
December Weather-3°C (27°F)211 mm (8.3 inches)92%low

Compare Terrace's Climate with Cities Worldwide