December Weather in Sutton, Canada

Last updated: April 22, 2025

In December, Sutton, Canada experiences a dramatic range of temperatures, with a maximum of 14°C (58°F) and a chilling minimum plunging to -28°C (-17°F), averaging around -5°C (23°F). The month is characterized by 87 mm (3.4 in) of precipitation spread across 16 days, contributing to a humidity level of 89%. This combination of cold temperatures and frequent precipitation creates a winter landscape that is both stunning and frosty, perfect for those who enjoy the beauty of nature’s winter tableau.

December Temperature in Sutton

December in Sutton, Canada, ushers in the heart of winter, with temperatures reflecting the season's chill. The month starts with a bitter minimum of -28°C (-17°F), testing the resilience of the community. Average temperatures hover around -5°C (23°F), providing a stark contrast to the fleeting warmth of autumn. On brighter days, residents can experience a max temperature peaking at 14°C (58°F), reminiscent of late fall. As daylight wanes and snow blankets the landscape, December not only heralds colder weather but also reflects a gradual transition from the harsher depths of winter seen in January and February. This month plays a pivotal role in the yearly cycle, setting the stage for the cozy indoor gatherings and winter activities that characterize this spirited season.

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

The chart illustrates December temperature patterns in Sutton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec172028415463686659483323
Data source: Temperature data for Sutton 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 Sutton

December in Sutton, Canada, wraps up the year with 87 mm (3.4 in) of precipitation spread over 16 days. This consistent moisture brings a sense of closure to a month that typically sees a shift towards winter conditions. While December's rainfall is slightly lower than the preceding months of October (150 mm) and November (124 mm), it aligns closely with the patterns observed earlier in the year, such as February and March, which both hover around similar precipitation amounts. As the year transitions from the vibrant fall months, the steady drizzle of December reinforces the region's reputation for a robust and varied precipitation cycle, setting the stage for the crisp cold of January ahead.

December Precipitation Trends in Sutton

The chart displays monthly precipitation patterns in Sutton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec9288891171061181281138415012487
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sutton

In Sutton, Canada, December brings a slight increase in humidity to 89%, marking a trend of elevated moisture levels as the year draws to a close. Following the relatively lower humidity of summer, which hovers around 75-76%, the fall months witness a gradual rise, peaking in November with 88%. This seasonal shift hints at an approaching winter, characterized by the crisp air that retains humidity from earlier months. Interestingly, while winter typically introduces both colder temperatures and increased moisture, December's levels remain comfortably high, suggesting a relatively humid conclusion to the year. As residents prepare for the chill, they can expect a cozy atmosphere infused with the notable saturation of December’s air.

December Average Humidity in Sutton

This chart illustrates the average monthly humidity levels in Sutton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sutton

In Sutton, Canada, the UV Index in December drops back to a low level of 2, indicating safer sun exposure with a longer burn time of 45 minutes. This trend follows a pattern observed throughout the year, where the UV Index peaks during the summer months, reaching a maximum of 9 from May to July, categorized as very high. As the year progresses into the fall and winter, the UV Index declines significantly, transitioning from moderate levels in October and November to the safer conditions experienced in December. This seasonal variation highlights the importance of adapting sun safety practices throughout the year. For more detailed information, visit Sutton UV Index.

Maximum UV Index Levels in Sutton for December

The chart shows the monthly maximum UV Index (UVI) for Sutton 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.
JanFebMarAprMayJunJulAugSepOctNovDec245799987532
Data source: Sutton 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 Sutton

In December, Sutton, Canada, basked in 137 hours of sunshine, wrapping up the year with a gentle glow. While this is lower than the sunniest summer months of June, July, and August, which each enjoyed over 330 hours, it signals a gradual shift from the crispness of autumn to the peaceful stillness of winter. The month’s sunshine reflects a trend of decreasing daylight hours as the year comes to a close, following a peak in May at 280 hours. Overall, the sunshine hours in December provide a soft, luminous contrast to the long nights, ensuring that as the year ends, Sutton still enjoys moments of brightness amidst the chill.

Monthly Sunshine Duration in Sutton: December Highlighted

The December sunshine duration represents the total number of hours Sutton 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.
JanFebMarAprMayJunJulAugSepOctNovDec111h151h224h214h280h324h334h335h288h190h141h137h
Data source: Sutton December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sutton During December

In Sutton, Canada, December typically brings a chillier atmosphere with the likelihood of sunny weather sitting at 25%, which is consistent with January and July’s lower sun chances. This month, however, contrasts sharply with the 43% chance of sunshine in November, marking a significant drop as winter tightens its grip. The preceding months, especially March and August, showcase higher probabilities of sun, reflecting a clear seasonal trend where the sunshine wanes as the year draws to a close. As residents prepare for the transition into the depths of winter, the prospect of sunlight in December offers a modest glimmer of brightness against the dominant grey skies.

Percentage of Sunny Days in December in Sutton

The chart illustrates the percentage of sunny days in Sutton 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 Sutton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%31%42%33%36%36%25%39%36%28%43%25%
Data source: Sutton December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sutton in December

In Sutton, Canada, the journey through December offers a stark contrast to the vibrant daylight of summer months. As the calendar turns to the final month of the year, daylight shrinks to a mere 8 hours, a significant decrease from the 10 hours experienced in October and November. This reduction highlights a pronounced seasonal trend, as daylight gradually diminishes from the bright 15 hours seen in June and July. While February brings a gentle increase, ushering in 10 hours once more, December serves as a cozy reminder of winter's embrace, where shorter days invite longer evenings spent by the fire. The gradual ebb and flow of sunlight throughout the year encapsulates the charm of the changing seasons, encouraging a mindful appreciation of each fleeting hour of daylight.

Average Daylight Hours in Sutton for December

The chart illustrates the variation in daylight duration in Sutton throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 11m10h 24m11h 57m13h 32m14h 52m15h 33m15h 11m13h 59m12h 28m10h 54m9h 31m8h 48m
Data source: Sutton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Sutton

As December settles over Sutton, Canada, the winds begin to pick up, averaging 3.3 m/s (7 mph), making it one of the brisker months of the year. Compared to the preceding months, where wind speeds generally ranged from 2.4 to 3.0 m/s, December's gusts signal a notable increase as the winter air moves in. Interestingly, this uptick mirrors a subtle upward trend from the early months of the year, particularly from November’s 3.0 m/s. This shift not only adds a refreshing chill to the air but also sets the stage for a wintery ambiance that defines the heart of December in Sutton. Whether you're taking a winter stroll or enjoying the scenery from indoors, the lively winds of this month invite a sense of seasonal wonder.

Average December Wind Speed in Sutton

The chart displays monthly wind speed patterns in Sutton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.94.03.02.83.12.42.52.92.63.03.3 m/s
Data source: Sutton December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Sutton Compares to Other Months

The weather in Sutton 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 Sutton and find detailed weather information for every month.

December and January both feature cold temperatures in Sutton, but January is generally a bit chillier. In December, the minimum temperature can drop to -28°C (-17°F), with an average of -5°C (23°F) and a maximum reaching 14°C (58°F). Conversely, January sees even lower temperatures, with a minimum of -32°C (-25°F) and an average of -8°C (17°F), peaking at 12°C (54°F). Precipitation is slightly higher in January at 92 mm (3.6 in) over 13 days compared to December's 87 mm (3.4 in) over 16 days; however, humidity levels increase from 89% in December to 93% in January. For more details, you can check this link: Sutton weather in January.

In December, temperatures can plummet to a minimum of -28°C (-17°F), with an average of -5°C (23°F) and a maximum reaching 14°C (58°F). The month experiences significant humidity at 89% and sees about 87 mm (3.4 in) of precipitation over 16 days. In contrast, February offers slightly lower minimum temperatures of -27°C (-16°F) and an average of -7°C (20°F). The maximum temperature is slightly higher at 15°C (59°F), with similar humidity levels at 92%. February also records comparable precipitation at 88 mm (3.4 in) over the same number of days. For a detailed look, you can visit Sutton weather in February.

December and March present markedly different weather conditions, despite their close proximity on the calendar. In December, temperatures can plunge down to a chilling -28°C (-17°F), with an average of -5°C (23°F) and a maximum reaching 14°C (58°F). The month experiences a substantial average precipitation of 87 mm (3.4 in) over 16 days, accompanied by a high humidity level of 89%. In contrast, March offers a slight reprieve as the temperatures range from a minimum of -22°C (-8°F) to an average of -2°C (28°F) and can peak at 21°C (69°F). With a similar precipitation level of 88 mm (3.5 in) over 13 days and slightly lower humidity at 86%, March often feels milder and more inviting. For a more detailed look at what to expect, you can visit Sutton weather in March.

December weather is characterized by significantly colder temperatures, with averages lingering around -5°C (23°F) and minimums plummeting to -28°C (-17°F). In contrast, April brings a noticeable warm-up, with average temperatures rising to 5°C (41°F) and maximums reaching 24°C (76°F). While both months experience precipitation on about 16 days, December sees a total of 87 mm (3.4 in), whereas April accumulates a bit more at 117 mm (4.6 in). Humidity remains similar between the two months, with December at 89% and April slightly lower at 85%. For more detailed insights, visit Sutton weather in April.

December and May present starkly contrasting weather conditions. In December, temperatures plunge to an average of -5°C (23°F), with lows reaching as frigid as -28°C (-17°F) and highs peaking at 14°C (58°F). The month experiences considerable precipitation, averaging 87 mm (3.4 in) over 16 days, accompanied by a high humidity level of 89%. In contrast, May ushers in a warming trend, with average temperatures around 12°C (55°F) and highs soaring to 34°C (94°F). Although it sees slightly more precipitation at 106 mm (4.2 in), it occurs over fewer days (13), and the humidity decreases to 80%. For more detailed weather information, you can check Sutton weather in May.

In December, temperatures can plummet to a chilling minimum of -28°C (-17°F), with an average of -5°C (23°F) and a maximum reaching only 14°C (58°F). The month sees considerable precipitation, totaling 87 mm (3.4 in) over approximately 16 days, accompanied by high humidity levels at 89%. In contrast, June brings a significant warm-up, with temperatures starting at a minimum of 1°C (34°F) and soaring to an average of 17°C (63°F) and a peak of 32°C (90°F). While June has slightly more precipitation at 118 mm (4.6 in) over 14 days, it enjoys a lower humidity of 74%. The differences in weather highlight the stark seasonal transition and provide a vivid contrast between these two months. For more details, you can explore Sutton weather in June.

December and July present strikingly contrasting weather conditions. In December, temperatures can plummet to a minimum of -28°C (-17°F), with an average of -5°C (23°F) and a maximum of 14°C (58°F). The month is also characterized by high humidity at 89% and significant snowfall, as evidenced by 87 mm (3.4 in) of precipitation over 16 days.

In contrast, July sees milder and more enjoyable weather, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 33°C (91°F), averaging around 20°C (69°F). Although July experiences slightly more precipitation at 128 mm (5.1 in) over 15 days, the humidity is lower at 76%, making it feel more comfortable. For a detailed look at the weather during this warm month, check out Sutton weather in July.

December and August showcase contrasting weather patterns. In December, temperatures plunge to a minimum of -28°C (-17°F), with an average of -5°C (23°F) and a maximum reaching just 14°C (58°F). Precipitation is notable, with 87 mm (3.4 in) over 16 days and high humidity at 89%. In sharp contrast, August enjoys milder conditions, featuring a minimum temperature of 6°C (42°F) and an average of 19°C (67°F), peaking at 32°C (89°F). Although precipitation is slightly higher at 113 mm (4.5 in), it occurs over 15 days, with humidity lower at 75%. The stark differences in temperature and humidity paint a vivid picture of the seasonal transition. For more details, check out the full report on Sutton weather in August.

In December, temperatures in Sutton plummet, with a minimum of -28°C (-17°F) and an average of -5°C (23°F), offering a stark contrast to the much milder September, where temperatures range from a minimum of -4°C (26°F) to a pleasant maximum of 30°C (87°F). Precipitation levels are relatively similar, with December experiencing 87 mm (3.4 in) over 16 days, while September sees 84 mm (3.3 in) over just 11 days. The humidity in December is notably higher at 89%, compared to September’s 78%, contributing to the chilly atmosphere. For a detailed look at the September weather, check out Sutton weather in September.

In comparing the weather between October and December, it is evident that December brings much colder temperatures, with minimums plunging to -28°C (-17°F) compared to October's minimum of -6°C (21°F). The average temperature in December stands at -5°C (23°F), significantly lower than October's warmer average of 9°C (48°F). While October experiences higher maximum temperatures, reaching up to 25°C (78°F), December sees a maximum of only 14°C (58°F). Additionally, October has more precipitation, with 150 mm (5.9 in) over 17 days, while December records 87 mm (3.4 in) across 16 days. Despite the lower precipitation in December, the humidity remains quite high at 89%, slightly above October's 86%. For those interested in the specifics of October weather, you can read more here: Sutton weather in October.

In December, the weather turns noticeably colder, with average temperatures dropping to -5°C (23°F) compared to November's average of 0°C (33°F). December also experiences lower minimum temperatures, reaching -28°C (-17°F), while November's minimum is slightly milder at -20°C (-4°F). Precipitation decreases in December to 87 mm (3.4 in) over 16 days, in contrast to November's higher precipitation of 124 mm (4.9 in) over 17 days. Despite these changes, humidity remains relatively consistent, hovering around 89% in December and 88% in November. For more details, visit Sutton weather in November.

Compare Sutton's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Sutton

As December unfolds in Sutton, the weather takes a dramatic turn compared to the milder months of autumn. Temperatures plunge, averaging significantly lower, with chilly minimums that can drop to bitter extremes. The prevalence of precipitation this month, often falling as snow, contributes to a moist and frosty atmosphere, with nearly half the month experiencing some form of precipitation. This combination of high humidity and colder conditions creates a classic winter scene, distinctly different from the more temperate climate of previous months. For a deeper understanding of how these patterns fit into the year’s cycle, explore more at Sutton Climate.