December Weather in Canmore, Canada

Last updated: April 22, 2025

In December, Canmore, Canada experiences a striking winter climate characterized by a maximum temperature of 5°C (41°F) and a chilling average low of -13°C (10°F). The minimum plunges to a brisk -35°C (-31°F), making it a true winter wonderland. With 49 mm (1.9 in) of precipitation spread over 9 days, the month offers a mix of snow and moisture, while the air remains notably humid at 97%. Visitors can expect a picturesque snowy landscape, ideal for winter activities, but should be prepared for the extreme cold that defines this month.

December Temperature in Canmore

As winter fully takes hold in Canmore, Canada, December temperatures reflect the biting chill typical of the season. The month sees minimum temperatures plunging to around -35°C (-31°F), offering a stark reminder of the region's frosty climate. On average, daily conditions hover around -13°C (10°F), while highs barely reach 5°C (41°F). This trend of subzero temperatures continues to develop from the cool falls of November, where averages sit at -7°C (19°F). The consistent cold throughout December prepares the landscape for the charm of a winter wonderland, making it an ideal time for snow sports enthusiasts and those seeking a picturesque snowy retreat.

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

The chart illustrates December temperature patterns in Canmore, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec1071927384854534328199
Data source: Temperature data for Canmore 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 Canmore

In December, Canmore experiences a notable shift in its precipitation patterns as the year transitions into winter. With 49 mm (1.9 in) of precipitation spread over 9 days, this month is characterized by a blend of snowfall and rain, marking a slight decrease from the previous month's 51 mm. This decline aligns with the trend seen in late fall; however, December remains consistent in maintaining relatively high precipitation levels compared to the early winter months. As the days grow shorter, the frequency of precipitation days similarly decreases, allowing for colder, crisper air to dominate the atmosphere. Overall, December serves as a reminder of Canmore's variable climate, setting the stage for the snowy adventures that await in the coming months.

December Precipitation Trends in Canmore

The chart displays monthly precipitation patterns in Canmore, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1946556779107827466555149
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Canmore

In Canmore, Canada, December marks a peak in humidity, soaring to an impressive 97%. This frosty month is characterized by its crisp air and the onset of winter, which often brings a natural increase in moisture levels as snow blankets the landscape. Observing the annual trend, we see a gradual decline in humidity from January’s high of 95%, with a dip from spring through late summer, when levels reach their lowest in August at 80%. However, as fall approaches, humidity climbs again, sharply rising in November alongside the winter chill. This cyclical pattern underscores the region's unique climate, where December not only signifies the start of a picturesque winter wonderland but also brings along its highest humidity levels of the year.

December Average Humidity in Canmore

This chart illustrates the average monthly humidity levels in Canmore, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec95%95%92%89%86%84%84%80%79%88%94%97%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Canmore

As winter settles in Canmore, December brings a notably low UV Index of 1, indicating minimal sun exposure risk. This trend continues from November, where the UV Index also lingered at a low 2, allowing residents and visitors to enjoy outdoor activities with reduced concern for sunburn, as the recommended burn time extends to 45 minutes. The preceding months ramped up with increasing UV levels, peaking during summer with indices reaching a striking 9, suggesting that the sun's intensity can vary greatly throughout the year. In contrast, December's chilly embrace provides a well-deserved reprieve from these heightened conditions. For those planning winter outings, it's essential to remain mindful of UV exposure—even in colder months. For further details, check out the Canmore UV Index.

Maximum UV Index Levels in Canmore for December

The chart shows the monthly maximum UV Index (UVI) for Canmore 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.
JanFebMarAprMayJunJulAugSepOctNovDec235699987421
Data source: Canmore 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.

December Sunshine in Canmore

In Canmore, Canada, December ushers in a gentle descent of sunlight, with 159 hours illuminating the snowy landscapes, a modest increase from November's 153 hours. While the daylight hours in December are still a far cry from the sun-drenched days of July, which boasts an impressive 379 hours, there's a comforting sense of transition as the year draws to a close. The gradual return of light after the winter solstice hints at the promise of longer days ahead, mirroring the earlier months of the year where sunshine steadily builds from 137 hours in January to a peak in late spring and summer. This rhythmic ebb and flow of daylight showcases Canmore's captivating seasonal changes, reminding residents and visitors alike of nature's beautiful cycles.

Monthly Sunshine Duration in Canmore: December Highlighted

The December sunshine duration represents the total number of hours Canmore experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec137h177h250h280h305h333h379h327h260h219h153h159h
Data source: Canmore December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Canmore During December

In December, Canmore braces for winter, and the likelihood of sunny weather takes a dip to 26%, matching the lower probabilities seen in November. This trend reflects the transition into the colder months, where clear skies seem fleeting. As we glance back through the preceding months, a pattern emerges: sunlight becomes increasingly rare from the vibrant warmth of summer, peaking in July at 57%, to the subdued brightness of winter. With each passing month, we see a gradual decline, suggesting that if you're hoping for sun in December, you'll need to keep your expectations in check and perhaps embrace the cozy charm of a snow-covered landscape instead.

Percentage of Sunny Days in December in Canmore

The chart illustrates the percentage of sunny days in Canmore throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Canmore experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%26%43%48%38%48%57%41%47%51%28%26%
Data source: Canmore December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Canmore in December

As December settles in Canmore, Canada, daylight wanes to just 7 hours, marking the year's lowest point in sunlight. This gradual decline begins in late autumn, where October and November each offer a mere 10 and 8 hours of daylight, respectively. However, after a robust summer, peaking with 16 hours in June, the trend shifts quickly from the long days of summer to the crisp, shorter daylight of winter. Interestingly, despite the brevity of December's sunlight, the anticipation of longer days awaits just around the corner, promising a return to the 10 hours of light in February. The cycle of daylight in Canmore paints a vivid picture of nature's rhythm, showcasing the beauty of each season as it gracefully transitions through winter's embrace.

Average Daylight Hours in Canmore for December

The chart illustrates the variation in daylight duration in Canmore throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 28m10h 1m11h 56m13h 53m15h 35m16h 27m15h 58m14h 26m12h 33m10h 36m8h 52m7h 58m
Data source: Canmore daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Canmore

As December settles over Canmore, a gentle whisper of wind sweeps through the valleys, with an average speed of 2.4 m/s (5 mph). This marks a subtle decline from the brisk gusts felt in November, where winds reached their highest average of 2.9 m/s (7 mph). The year's trend reveals a gradual ebb in wind intensity as the seasons shift, from the stronger currents of early winter to the milder breezes of late year. Interestingly, despite the cold, December's winds remain pleasantly moderate, reminiscent of the steady breezes experienced during the summer months, making for a serene yet invigorating atmosphere perfect for winter activities and quiet reflections amidst the breathtaking mountain landscape.

Average December Wind Speed in Canmore

The chart displays monthly wind speed patterns in Canmore, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.22.62.21.92.01.72.02.62.32.92.4 m/s
Data source: Canmore December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Canmore Compares to Other Months

The weather in Canmore changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Canmore and find detailed weather information for every month.

In December, the weather is characterized by a slightly warmer average temperature of -13°C (10°F), with maximums reaching up to 5°C (41°F) and minimums dropping to -35°C (-31°F). The month experiences higher precipitation, totaling 49 mm (1.9 in), spread over 9 days, accompanied by high humidity levels of 97%. In contrast, January sees an even colder climate with average temperatures around -12°C (11°F), maximums of only 3°C (37°F), and minimums plummeting to -37°C (-34°F). Precipitation significantly decreases to 19 mm (0.8 in), occurring over just 5 days, while humidity decreases slightly to 95%. For more details about January weather, visit Canmore weather in January.

In December, the weather is frigid, with temperatures reaching a minimum of -35°C (-31°F) and an average of -13°C (10°F). The month typically experiences 49 mm (1.9 in) of precipitation over about 9 days, resulting in high humidity levels at 97%. Conversely, February is slightly colder, with a minimum temperature of -37°C (-35°F) and an average of -14°C (7°F). Despite the drop in temperature, it has a similar maximum of 5°C (41°F) and slightly less precipitation at 46 mm (1.8 in) over about 11 days, accompanied by 94% humidity. For a more detailed look at February weather in the area, check out Canmore weather in February.

December and March exhibit stark contrasts in weather conditions, despite both months falling in the winter season. In December, temperatures plummet, with minimums hitting an extreme -35°C (-31°F) and an average of -13°C (10°F), creating a frigid atmosphere accompanied by high humidity levels of 97%. Precipitation occurs on about 9 days, totaling 49 mm (1.9 in), often resulting in snow. Conversely, March brings a slight reprieve, with minimum temperatures around -33°C (-28°F) and an average of -7°C (20°F), making it feel somewhat milder. The maximum temperature rises to 11°C (53°F), demonstrating a notable warming trend as spring approaches, while precipitation increases slightly to 55 mm (2.1 in) over 12 days. For more details on the weather in March, check out Canmore weather in March.

December and April present stark contrasts in weather conditions. In December, temperatures can plunge as low as -35°C (-31°F), with an average of -13°C (10°F) and a maximum temperature capping at 5°C (41°F). This month experiences a high level of humidity at 97% and receives a total precipitation of 49 mm (1.9 in) over approximately 9 days. Conversely, April offers a milder climate, with minimum temperatures around -22°C (-8°F) and average temperatures rising to -3°C (27°F), reaching a maximum of 16°C (61°F). Precipitation increases slightly to 67 mm (2.6 in) over 13 days, and humidity drops to 89%. For a more detailed look at weather patterns during this month, you can visit Canmore weather in April.

December and May present stark contrasts in weather. In December, temperatures plunge to a minimum of -35°C (-31°F) and reach an average of -13°C (10°F), with a maximum of 5°C (41°F). The month experiences high humidity at 97% and sees precipitation over 9 days, totaling 49 mm (1.9 in). In contrast, May offers a milder climate, with temperatures ranging from a minimum of -16°C (3°F) to a pleasant average of 3°C (39°F) and a maximum of 20°C (69°F). Although it experiences more rainfall, with precipitation amounting to 79 mm (3.1 in) over 13 days, the humidity is lower at 86%. For additional details on May weather, you can check Canmore weather in May.

December and June present stark contrasts in weather conditions. In December, temperatures can plunge as low as -35°C (-31°F), with an average temperature of -13°C (10°F) and a maximum of 5°C (41°F). The month is characterized by high humidity levels of 97% and receives precipitation on about 9 days, amounting to 49 mm (1.9 in).

In comparison, June boasts much milder conditions, with minimum temperatures around -5°C (24°F) and a maximum that can reach a warm 31°C (88°F). The average temperature sits at a comfortable 9°C (48°F), while the month experiences increased precipitation, totaling 107 mm (4.2 in) over approximately 16 days and a lower humidity level of 84%. For more details about weather specifics in June, you can check Canmore weather in June.

December and July present stark contrasts in weather. In December, temperatures can plummet to as low as -35°C (-31°F) with an average of -13°C (10°F), while July brings much warmer conditions, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 32°C (89°F). Precipitation is more frequent in July, occurring on about 15 days with a total of 82 mm (3.2 in), compared to December’s 49 mm (1.9 in) over nine days. Additionally, December's humidity is remarkably high at 97%, while July's humidity is comparatively lower at 84%. For more details on July weather, you can check Canmore weather in July.

December and August present starkly contrasting weather conditions in Canmore. In December, temperatures can dip as low as -35°C (-31°F), with an average temperature around -13°C (10°F) and a maximum of just 5°C (41°F). The month experiences high humidity, reaching 97%, alongside precipitation on about 9 days, totaling 49 mm (1.9 in).

In contrast, August brings milder temperatures, with a minimum of -4°C (24°F), an average of 12°C (53°F), and highs soaring to 29°C (85°F). This summer month sees more precipitation, totaling 74 mm (2.9 in), occurring over 12 days, but the humidity is noticeably lower at 80%. The differences highlight the shift from winter's deep chill to the warmth of summer. For more insights on August weather, visit Canmore weather in August.

The weather in December is starkly colder than in September, with January temperatures plunging to a minimum of -35°C (-31°F) and averaging around -13°C (10°F). In contrast, September enjoys milder conditions, with temperatures ranging from a low of -9°C (16°F) to a comfortable maximum of 26°C (80°F). Additionally, while December sees about 49 mm (1.9 in) of precipitation over 9 days, September experiences slightly more rain at 66 mm (2.6 in) over 11 days, resulting in a higher humidity level of 79% in September compared to December's humid 97%. For more detailed insights, visit Canmore weather in September.

In comparing the weather of December and October, December presents a significantly colder climate, with average temperatures dropping to -13°C (10°F) compared to October's milder average of -2°C (28°F). While both months experience notable precipitation, December receives slightly less at 49 mm (1.9 in) over 9 days, whereas October sees 55 mm (2.2 in) over 10 days. Humidity levels in December are higher at 97%, creating a chill that permeates the air, while October's humidity is more moderate at 88%. It's noteworthy that despite the colder conditions, October can still experience maximum temperatures as high as 19°C (66°F). For more detailed information, check out Canmore weather in October.

December typically brings even colder temperatures compared to November. While November sees minimum temperatures around -29°C (-20°F) and an average of -7°C (19°F), December plunges further, with minimums reaching -35°C (-31°F) and an average temperature of -13°C (10°F). Precipitation levels remain similar in both months, with December receiving 49 mm (1.9 inches) over 9 days and November slightly higher at 51 mm (2.0 inches) over 10 days. Humidity also rises slightly in December, reaching 97% compared to November's 94%. For a more detailed look at November's weather, check out Canmore weather in November.

Compare Canmore's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Canmore

December in Canmore offers a wintry wonderland, with temperatures plunging to their coldest of the year. While days are brisk, with maximums hovering around 5°C, the chilling lows can reach a biting -35°C. This stark contrast from milder months means adventurers should come prepared for fluctuating conditions. Precipitation is relatively light but frequent, occurring on about nine days of the month, contributing to the stunning snow cover. The high humidity—often hitting 97%—adds a surreal quality to the frosty air. For those ready to embrace the cold, December in Canmore delivers a unique charm, setting the stage for picturesque landscapes and exciting winter sports. Discover more about the nuances of the local climate here: Canmore Climate.