December Weather in Summerland, Canada

Last updated: April 22, 2025

December in Summerland, Canada brings a captivating winter landscape marked by chilly temperatures and significant precipitation. The average temperature hovers around -3°C (26°F), with maximum highs reaching 11°C (52°F) and plunging to a brisk -28°C (-17°F) at times. This month sees 98 mm (3.9 in) of precipitation over approximately 17 days, contributing to the region's snowy charm. With humidity levels soaring at 93%, December is a month where the crisp air and winter beauty harmonize, inviting residents and visitors alike to embrace the season's unique allure.

December Temperature in Summerland

In December, Summerland, Canada experiences a significant chill, with temperatures reaching a minimum of -28°C (-17°F) and an average of -3°C (26°F)—a stark contrast to the milder autumn months. As winter settles in, the maximum temperature rises only to 11°C (52°F), marking a noticeable drop as the region transitions towards the deepest cold of January and February. This month typically signifies the onset of the harsh winter, following a gradual cooling trend from the vibrant warmth of summer. The crisp air and serene landscapes evoke the beauty of the season, inviting residents and visitors alike to embrace the unique charm of a Canadian winter.

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

The chart illustrates December temperature patterns in Summerland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec252333415157646455413326
Data source: Temperature data for Summerland 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 Summerland

In December, Summerland, Canada experiences a significant uptick in precipitation, with 98 mm (3.9 in) falling over the course of 17 days. This marks a notable rise compared to the drier summer months, which see markedly lower totals—July and August combined barely account for half of December's moisture. As the year closes, the precipitation not only intensifies but also brings with it the chill of winter, transitioning from the meager summer rainfall to heavy showers typical of late fall. This trend underscores the region's shift from warm, arid conditions to a much wetter climate as winter approaches, illustrating the seasonal variability that characterizes Summerland’s weather patterns.

December Precipitation Trends in Summerland

The chart displays monthly precipitation patterns in Summerland, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7473706652502217567910198
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Summerland

In Summerland, Canada, December ushers in a notable spike in humidity, reaching 93%, the highest level of the year. This increase signals a shift from the relatively moderate humidity of late autumn, where November recorded 88%. The trend reflects a gradual rise in humidity throughout the colder months, starting from 90% in January and peaking in December. Interestingly, as summer transitions into fall, humidity levels decline, with August showcasing the lowest at 75%. Overall, December not only stands out for its dampness but also emphasizes the region's tendency towards higher humidity during the winter months, creating a cozy, albeit moist, atmosphere.

December Average Humidity in Summerland

This chart illustrates the average monthly humidity levels in Summerland, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%91%89%86%82%81%84%75%74%85%88%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Summerland

In Summerland, Canada, the UV Index experiences a significant shift throughout the year, notably peaking during the summer months. Starting from a low UV Index of 1 in December, residents can enjoy the winter sun without much concern for UV exposure. However, as spring approaches, the Index rises steadily, reaching a moderate level of 5 in March. By April, the sun's intensity escalates to a high UV Index of 7, and it remains in the very high range of 8 to 9 during the summer months of May through July, where burn times drop to a mere 15 minutes. As autumn arrives, UV levels gradually decrease, returning to a moderate 4 by October and then easing into low again by December. This trend highlights the importance of staying vigilant about sun safety as summer approaches. For more detailed information, visit Summerland UV Index.

Maximum UV Index Levels in Summerland for December

The chart shows the monthly maximum UV Index (UVI) for Summerland 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.
JanFebMarAprMayJunJulAugSepOctNovDec235789987421
Data source: Summerland 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 Summerland

In Summerland, Canada, the sun shines generously throughout the year, but December stands out with a gentle reminder of the colder days ahead. With 114 hours of sunlight, this month marks a noteworthy decline from the vibrant 397 hours basked in during July. The gradual transition begins as November slips into December, bringing just 123 hours of light, before dipping further. This pattern captures the essence of a winter's embrace, yet the faint glow of December sunshine serves as a cheerful contrast to the winter chill, inviting residents to savor those precious moments of daylight as they prepare for the snow-laden months ahead. As the new year approaches, the days will slowly lengthen again, but for now, Summerland treasures the delicate warmth of its December sun.

Monthly Sunshine Duration in Summerland: December Highlighted

The December sunshine duration represents the total number of hours Summerland 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.
JanFebMarAprMayJunJulAugSepOctNovDec94h155h227h269h335h347h397h358h265h199h123h114h
Data source: Summerland December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Summerland During December

In December, Summerland, Canada, experiences a modest chance of sunny weather, with the likelihood hovering around 21%. This figure marks a slight increase from the previous month, November, which sits at 19%, hinting at a small glimmer of hope for clear skies as winter approaches. While the chances of sunshine may not be particularly high, they do show a noticeable upward trend from the early months of the year, where January's sunshine potential languishes at just 20%. The shift toward brighter days begins in spring and peaks in the summer, demonstrating a clear seasonal pattern as the colder months roll in. Overall, December in Summerland offers limited sunny opportunities, but it still retains a spark of brightness amidst the winter chill.

Percentage of Sunny Days in December in Summerland

The chart illustrates the percentage of sunny days in Summerland 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 Summerland experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%25%33%49%44%53%79%49%36%35%19%21%
Data source: Summerland December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Summerland in December

In Summerland, Canada, the daylight duration follows a captivating rhythm throughout the year. Starting with 8 hours of daylight in January, the days gradually lengthen, reaching their peak at 16 hours in June. As summer unfolds, July sees a slight drop to 15 hours, followed closely by August at 14 hours, illustrating a gentle transition towards the shorter days of fall. September brings 12 hours of daylight, which then declines steadily through October and November, echoing nature's retreat as winter approaches. By December, daylight returns to 8 hours, mirroring the year's beginning. This cyclical pattern not only highlights the changing seasons but also offers residents a wonderful opportunity to embrace the unique beauty of each phase.

Average Daylight Hours in Summerland for December

The chart illustrates the variation in daylight duration in Summerland throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 40m10h 8m11h 56m13h 47m15h 23m16h 12m15h 45m14h 18m12h 31m10h 41m9h 3m8h 11m
Data source: Summerland daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Summerland

In Summerland, Canada, December ushers in a gentle breeze, with average wind speeds reaching 2.1 m/s (5 mph), slightly stronger than the preceding months. Throughout the year, wind speeds maintain a consistent and tranquil pattern, hovering around 1.9 m/s (4 mph) from late spring through summer. As autumn fades, there’s a subtle uptick in wind intensity; November also witnesses a brief rise to 2.0 m/s (5 mph), hinting at an approaching shift. This gradual increase in wind speed culminates in December, marking a distinct change that whispers the arrival of winter. Overall, the trends showcase a serene climate, perfect for enjoying the picturesque landscapes of Summerland throughout the year.

Average December Wind Speed in Summerland

The chart displays monthly wind speed patterns in Summerland, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.12.01.91.91.91.91.81.81.82.02.1 m/s
Data source: Summerland December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Summerland Compares to Other Months

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

December and January exhibit some notable differences in weather patterns. In December, the temperatures range from a minimum of -28°C (-17°F) to a maximum of 11°C (52°F), with an average of -3°C (26°F). This month also sees higher precipitation, amounting to 98 mm (3.9 in) over 17 days, and higher humidity at 93%. In contrast, January is slightly milder, with minimum temperatures of -23°C (-9°F) and a maximum of 5°C (41°F), averaging -4°C (26°F). Precipitation decreases to 74 mm (2.9 in) over 14 days, and humidity remains relatively high at 90%. For a more detailed look at the January weather characteristics, you can visit Summerland weather in January.

In comparing December and February weather, both months experience cold temperatures, though December tends to be slightly colder overall. December's average temperature is -3°C (26°F), with lows reaching a frigid -28°C (-17°F) and highs of 11°C (52°F). In contrast, February sees a marginally warmer average temperature of -5°C (23°F) and highs of 8°C (47°F), with minimum temperatures around -24°C (-12°F). Precipitation is also more common in December, totaling 98 mm (3.9 in) over 17 days, compared to February's 73 mm (2.9 in) over 15 days. Humidity levels are relatively high in both months, with December at 93% and February at 91%. For a detailed look at the weather in February, check out Summerland weather in February.

In December, temperatures can plummet to a chilling minimum of -28°C (-17°F), with an average of -3°C (26°F) and a maximum of 11°C (52°F). Precipitation is relatively high at 98 mm (3.9 in) over 17 days, and the humidity remains quite high at 93%, contributing to a particularly frosty atmosphere. In contrast, March sees a notable warming trend, with temperatures ranging from a minimum of -19°C (-3°F) to an average of 1°C (34°F) and a maximum of 15°C (59°F). Precipitation decreases to 70 mm (2.7 in) over 14 days, and humidity levels drop slightly to 89%. For a closer look at the March weather, you can explore Summerland weather in March.

In December, temperatures can plunge to a minimum of -28°C (-17°F), with an average around -3°C (26°F) and a maximum of 11°C (52°F). The month is characterized by high humidity at 93% and significant precipitation, totaling 98 mm (3.9 in) over about 17 days. In contrast, April brings milder conditions, with minimum temperatures around -7°C (19°F) and an average of 5°C (41°F), peaking at 22°C (72°F). Precipitation is lower at 66 mm (2.6 in) across 14 days, and humidity decreases to 85%. For more detailed insights, you can check Summerland weather in April.

December and May exhibit stark contrasts in weather. In December, temperatures can plummet to a minimum of -28°C (-17°F), with an average of -3°C (26°F) and a maximum reaching only 11°C (52°F). This month also experiences significant precipitation at 98 mm (3.9 in) over 17 days, coupled with a high humidity level of 93%, creating a chilly and damp atmosphere. On the other hand, May welcomes milder conditions, featuring minimum temperatures around -1°C (31°F) and a pleasant average of 11°C (51°F) that can peak at 26°C (79°F). Precipitation decreases to 52 mm (2.0 in) across 10 days, and humidity slightly lowers to 82%, leading to more comfortable and enjoyable weather overall. For more detailed insights, you can refer to Summerland weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures can drop as low as -28°C (-17°F), with an average of -3°C (26°F) and a maximum of just 11°C (52°F). This month is characterized by high humidity at 93% and significant precipitation, totaling 98 mm (3.9 in) over 17 days. In contrast, June brings milder temperatures, with a minimum of 2°C (36°F), an average of 14°C (57°F), and highs reaching a sweltering 38°C (101°F). Rainfall is lighter in June, amounting to 50 mm (2.0 in) over only 10 days, and humidity decreases to 81%. For more detailed information on June weather, check out Summerland weather in June.

December and July present stark contrasts in weather. In December, temperatures can plummet to a minimum of -28°C (-17°F), with an average of -3°C (26°F) and a maximum reaching 11°C (52°F). The month experiences substantial precipitation, totaling 98 mm (3.9 in) over 17 days, accompanied by high humidity of 93%. Conversely, July boasts much warmer temperatures, with a minimum of 5°C (42°F), an average of 18°C (64°F), and a maximum soaring to 38°C (101°F). Precipitation is significantly lower at 22 mm (0.8 in) across just 4 days, and humidity levels are slightly reduced at 84%. For more details on the warm conditions, you can check Summerland weather in July.

December and August showcase strikingly different weather conditions. In December, temperatures plunge to a minimum of -28°C (-17°F), with average highs around -3°C (26°F) and occasional peaks reaching 11°C (52°F). This month is characterized by high precipitation, totaling 98 mm (3.9 in) over 17 days, and a notable humidity level of 93%. In stark contrast, August enjoys milder temperatures, with lows of 4°C (40°F) and an average high of 18°C (64°F), occasionally soaring to 34°C (93°F). Precipitation in August is significantly lower at 17 mm (0.7 in), falling over just 5 days, and the humidity is more comfortable at 75%. For more insights, visit Summerland weather in August.

The comparison between December and September weather reveals stark contrasts. December experiences much colder temperatures, with a minimum reaching -28°C (-17°F) and an average of -3°C (26°F), while September boasts milder conditions, with lows around -1°C (31°F) and an average of 13°C (55°F). Moreover, September can see maximum temperatures soaring up to 30°C (86°F), creating a much warmer atmosphere compared to December's high of 11°C (52°F). Precipitation is also more prominent in December, totaling 98 mm (3.9 in) over 17 days, in contrast to September’s 56 mm (2.2 in) over 11 days. The humidity levels reflect the dampness, with December at an invigorating 93%, while September has a slightly lower humidity of 74%. For a more in-depth look at September weather patterns, visit Summerland weather in September.

In December, the temperatures drop significantly, with minimums reaching a chilling -28°C (-17°F) and average temperatures around -3°C (26°F). This contrasts sharply with October, where the minimum is a milder -13°C (9°F), and averages rise to 5°C (41°F) with maximums reaching a pleasant 22°C (72°F). Precipitation also differs, totaling 98 mm (3.9 in) over 17 days in December, compared to 79 mm (3.1 in) over 13 days in October. Additionally, December experiences higher humidity at 93%, while October's humidity stands at 85%. For more detailed insights, check Summerland weather in October.

In comparing the weather between November and December, December exhibits notably colder temperatures, with a maximum of 11°C (52°F) compared to November’s maximum of 10°C (51°F). The average temperature in December drops to -3°C (26°F) from November's average of 1°C (33°F), and the minimum temperature also shows a stark difference, plummeting to -28°C (-17°F) in December versus -14°C (7°F) in November. Precipitation levels are slightly lower in December at 98 mm (3.9 in) compared to 101 mm (4.0 in) in November, although both months experience precipitation on 17 days. Furthermore, December's humidity is higher at 93%, compared to November’s 88%, which may contribute to a more frigid feeling throughout the month. For those interested in a more detailed perspective, you can explore Summerland weather in November.

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Conclusion: What to Expect From December Weather in Summerland

As December settles in Summerland, temperatures take a noticeable dip, often plunging well below the averages we see in other months. The chill in the air, characterized by maximum highs around 11°C and frigid lows that can reach -28°C, starkly contrasts with the milder seasons. This month also brings increased precipitation, with frequent rainy days and a humidity level hovering around 93%, making it one of the wetter months of the year. While the landscape transforms under these weather conditions, it creates a unique charm that sets December apart from the more temperate months. For a deeper dive into what to expect year-round, visit Summerland Climate.