December Weather in Salt Spring Island, Canada

Last updated: April 22, 2025

December on Salt Spring Island, Canada brings a blend of cool temperatures and holiday charm. With maximum highs reaching 13°C (55°F) and average temperatures around 4°C (40°F), the weather can dip as low as -9°C (15°F), especially at night. This month experiences significant precipitation, totaling 184 mm (7.3 in) over 18 days, contributing to the lush landscapes and vibrant greenery. The atmosphere is often damp, with humidity levels peaking at 87%, perfect for cozying up by the fire and enjoying the island’s serene beauty during the winter season.

December Temperature in Salt Spring Island

In December, Salt Spring Island experiences a noteworthy transition as temperatures start to dip, setting the stage for winter. With minimums plummeting to -9°C (15°F), the island can feel quite brisk, yet average temperatures hover around a cool 4°C (40°F), offering a mild respite from the chill. Daytime highs reach a comfortable 13°C (55°F), allowing for moments of outdoor exploration amidst the winter scenery. This month marks a significant contrast from the warmer autumn, making December an intriguing time for visitors who enjoy the serene beauty of the island adorned with frost. As the year closes, the island's climate showcases a persistent shift toward colder conditions, hinting at the depth of winter yet to come.

December Weather in Salt Spring Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Salt Spring Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec403843485561656660504540
Data source: Temperature data for Salt Spring Island 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 Salt Spring Island

December on Salt Spring Island brings a notable uptick in precipitation, with 184 mm (7.3 in) falling over 18 days. This trend marks a peak just shy of November's significant total, reflecting the region's characteristic winter wetness. As the year wraps up, residents can expect an atmospheric send-off with moisture-laden days, emphasizing the island's transformation from a drier summer to a cooler, rainier season. The increase in precipitation not only sets the stage for a lush, green landscape but also underscores the island’s unique climate patterns, contrasting sharply with the dreary and less rainy summer months that experience less than 50 mm of rain.

December Precipitation Trends in Salt Spring Island

The chart displays monthly precipitation patterns in Salt Spring Island, 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.
JanFebMarAprMayJunJulAugSepOctNovDec17611596894739142189123206185
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Salt Spring Island

December on Salt Spring Island sees humidity levels hovering around 87%, maintaining a trend of elevated moisture that characterizes the winter months. This slight increase aligns with the overall pattern of high humidity witnessed from late fall, particularly peaking in October at 88%, and gradually tapering off as spring approaches. Notably, the colder months—from November to March—consistently exhibit humidity levels between 86% and 88%, indicating a notable stability in atmospheric moisture during this period. In contrast, the summer months bring a welcome respite, with humidity dropping to its lowest in August at 77%. Thus, December wraps up the year with a persistently humid climate, setting the stage for the seasonal transition ahead.

December Average Humidity in Salt Spring Island

This chart illustrates the average monthly humidity levels in Salt Spring Island, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%86%86%81%83%84%77%76%88%87%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Salt Spring Island

In December, Salt Spring Island experiences a notably gentle UV Index of 1, categorized as low, allowing for a relaxed outdoor experience with a burn time of 45 minutes. This marks the lowest UV levels of the year, following a gradual rise from the previous months that peaked in the summer with very high values up to 9 in June and July. As the year winds down, UV exposure decreases significantly compared to the bright summer months when caution was essential to avoid overexposure. The transition from the vibrant UV peaks in May through October to the calmer December index highlights the island's seasonal variations in sunlight intensity. For more detailed information, explore the full report at Salt Spring Island UV Index.

Maximum UV Index Levels in Salt Spring Island for December

The chart shows the monthly maximum UV Index (UVI) for Salt Spring Island 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689987421
Data source: Salt Spring Island 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 Salt Spring Island

As the year draws to a close, December on Salt Spring Island offers a gentle embrace of 96 hours of sunlight, a cozy transition into winter. While the days are shorter compared to the vibrant summers, which bask in a glorious 384 hours of sunshine in July, December's light still carries a warm essence. This month acts as a reminder of the gradual decrease in daylight that started from the peak of June, where sunny days were plentiful. The month's sunshine, though diminished, is a stark contrast to the bleakness of earlier months like November, making every ray feel like a precious gift. As the island prepares for the beauty of winter, the lingering sunlight promises a tranquil end to the year, setting the stage for the cheerful increase in daylight that awaits in spring.

Monthly Sunshine Duration in Salt Spring Island: December Highlighted

The December sunshine duration represents the total number of hours Salt Spring Island 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.
JanFebMarAprMayJunJulAugSepOctNovDec82h144h207h237h330h344h384h346h254h185h123h96h
Data source: Salt Spring Island December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Salt Spring Island During December

The likelihood of experiencing sunny weather in December on Salt Spring Island stands at just 22%, a slight uptick from the dreary 19% seen in both January and November. This subdued probability highlights a notable trend: as the year progresses from spring to summer, the chances of sunshine dramatically increase, peaking in July at a robust 72%. However, the shift back to winter brings a return to overcast skies, with December offering only a modest chance of sun. For those dreaming of bright December days, it may be wise to consider the following months, as both April and June present much higher probabilities of sunny weather with 54% chance each.

Percentage of Sunny Days in December in Salt Spring Island

The chart illustrates the percentage of sunny days in Salt Spring Island 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 Salt Spring Island experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%27%30%54%39%55%72%54%33%24%19%22%
Data source: Salt Spring Island December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Salt Spring Island in December

In Salt Spring Island, Canada, the daylight duration follows a distinct rhythm throughout the year, highlighting the beauty of its seasonal changes. As winter approaches, December experiences a return to shorter days, with just 8 hours of daylight. The trend begins in the fall, with a steady decline from 10 hours in October to 9 hours in November, leading into the shortest days of the year. This pattern contrasts beautifully with the longer, sun-soaked days of summer, peaking at 16 hours in June. As we transition into the spring, daylight gradually increases, with March bringing 11 hours and April rising to 13 hours, signaling the return of longer daylight that culminates in the exuberant brightness of May. This annual cycle creates a dynamic landscape of light that shapes daily life and activities on the island.

Average Daylight Hours in Salt Spring Island for December

The chart illustrates the variation in daylight duration in Salt Spring Island throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 47m10h 11m11h 57m13h 44m15h 17m16h 4m15h 37m14h 14m12h 30m10h 43m9h 9m8h 19m
Data source: Salt Spring Island daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Salt Spring Island

In December, Salt Spring Island experiences a notable shift in its wind dynamics, with average speeds reaching 3.3 m/s (7 mph), mirroring the gentle breezes of both November and February. This consistency hints at a calming, yet invigorating, atmosphere as the year concludes. When considering the monthly wind patterns, it's evident that winter brings a slight uptick in wind speed compared to the milder summer months, which rarely exceed 2.5 m/s (6 mph). Such breezy conditions not only enhance the island's tranquil charm but also invite visitors to embrace outdoor adventures amid the crisp, refreshing air. As the island wraps itself in the winter season, December's breezes serve as a reminder of nature's cyclical rhythms on this enchanting Canadian isle.

Average December Wind Speed in Salt Spring Island

The chart displays monthly wind speed patterns in Salt Spring Island, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.03.32.62.52.32.52.32.42.43.03.33.3 m/s
Data source: Salt Spring Island December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Salt Spring Island Compares to Other Months

The weather in Salt Spring Island 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 Salt Spring Island and find detailed weather information for every month.

December and January exhibit relatively similar weather patterns, with both months experiencing an average temperature of around 4°C (40°F). However, December tends to be slightly warmer at a maximum of 13°C (55°F) compared to January's maximum of 11°C (52°F). Precipitation is also slightly higher in December, with 184 mm (7.3 in) falling over 18 days, as opposed to January's 176 mm (6.9 in) over 15 days. Humidity remains comparable between the two months, with December at 87% and January at 86%. For more detailed weather insights, you can check Salt Spring Island weather in January.

December and February weather in Salt Spring Island exhibit noticeable differences, mainly in temperature and precipitation. December brings colder conditions with a minimum temperature of -9°C (15°F) and an average of 4°C (40°F), while February offers slightly milder temperatures, ranging from a minimum of -7°C (19°F) to an average of 3°C (38°F). Precipitation is also more pronounced in December, with 184 mm (7.3 in) over 18 days, compared to February's 114 mm (4.5 in) across 15 days. Humidity levels remain similar, at 87% in December and 85% in February, contributing to a moist atmosphere during both months. For more detailed information, you can visit Salt Spring Island weather in February.

December and March present distinct contrasts in weather patterns. December, with its chilly temperatures ranging from a minimum of -9°C (15°F) to a maximum of 13°C (55°F), experiences an average temperature of 4°C (40°F) and a high level of precipitation, totaling 184 mm (7.3 in) over 18 days. The humidity remains high at 87%, contributing to a damp and cold atmosphere. In contrast, March enjoys milder conditions with temperatures ranging from -2°C (29°F) to a warmer maximum of 18°C (65°F), averaging 6°C (43°F). The month sees significantly less precipitation at 96 mm (3.8 in) over 14 days, and the humidity is slightly lower at 86%. For those interested in more details about weather specifics in March, you can check out this link: Salt Spring Island weather in March.

When comparing the weather in December and April, there are notable differences in temperature and precipitation. December experiences colder temperatures, with a minimum of -9°C (15°F) and an average of 4°C (40°F), while April sees more mild conditions, starting at a minimum of 2°C (35°F) and averaging 9°C (48°F). Additionally, December is much wetter, receiving 184 mm (7.3 in) of precipitation over 18 days, compared to April's 89 mm (3.5 in) across 13 days. Both months maintain high humidity levels, with December at 87% and April slightly lower at 86%. Overall, April heralds the onset of spring, bringing warmer and drier weather compared to the cold and wet December conditions. For more details, check out Salt Spring Island weather in April.

December and May present contrasting weather experiences. In December, temperatures can plunge as low as -9°C (15°F) and average around 4°C (40°F), peaking at 13°C (55°F). This month is characterized by significant precipitation, totaling 184 mm (7.3 in) over 18 days, accompanied by high humidity at 87%. In stark contrast, May sees milder temperatures with a minimum of 3°C (38°F), an average of 13°C (56°F), and a high of 25°C (77°F). Precipitation drops significantly to 47 mm (1.9 in) over just 9 days, and humidity decreases slightly to 81%. For a more detailed look at conditions, you can check out Salt Spring Island weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures plummet to a minimum of -9°C (15°F), with an average of 4°C (40°F) and a maximum of 13°C (55°F). The month is also marked by significant precipitation, totaling 184 mm (7.3 in) over 18 days, and high humidity levels at 87%. In sharp contrast, June boasts much milder temperatures, with a minimum of 8°C (47°F), an average of 16°C (61°F), and a scorching maximum that can reach 38°C (100°F). Precipitation drops dramatically to just 39 mm (1.5 in) across 7 days, and humidity remains relatively low at 83%. For more details on June weather, you can visit Salt Spring Island weather in June.

December and July display contrasting weather patterns on Salt Spring Island. In December, temperatures can plummet to a minimum of -9°C (15°F), with an average of 4°C (40°F) and a maximum of 13°C (55°F). The month is characterized by high precipitation, totaling 184 mm (7.3 in) over 18 days, and a high humidity level of 87%. In stark contrast, July brings a warm climate, with temperatures ranging from a minimum of 11°C (52°F) to a comfortable average of 18°C (65°F) and reaching up to 32°C (90°F). Rainfall is minimal, with only 14 mm (0.6 in) over just 3 days and lower humidity at 84%. For more details about the weather in July, you can check this link: Salt Spring Island weather in July.

December and August present contrasting weather experiences. In December, temperatures can plunge to a minimum of -9°C (15°F), with an average of 4°C (40°F) and highs reaching 13°C (55°F). This chilly month also sees significant precipitation, averaging 184 mm (7.3 in) over 18 days, coupled with high humidity at 87%. In sharp contrast, August brings much warmer conditions, with minimum temperatures around 10°C (51°F), an average of 19°C (66°F), and a maximum of 31°C (88°F). Precipitation in August is minimal, at just 20 mm (0.8 in) over approximately 4 days, and the humidity decreases to a comfortable 77%. For more details, visit Salt Spring Island weather in August.

December and September offer strikingly different weather patterns. In December, temperatures can dip as low as -9°C (15°F), with an average of 4°C (40°F) and highs reaching up to 13°C (55°F). The month is quite wet, with 184 mm (7.3 in) of precipitation spread over 18 days and high humidity levels at 87%. In contrast, September experiences milder conditions, with temperatures ranging from a minimum of 8°C (47°F) to an average of 15°C (60°F) and maximums hitting 29°C (84°F). The month is considerably drier, featuring only 89 mm (3.5 in) of rain across 11 days, accompanied by a lower humidity of 76%. For a closer look at September weather specifics, check out Salt Spring Island weather in September.

December weather is significantly colder than in October, with temperatures ranging from a frigid -9°C (15°F) at night to a more moderate high of 13°C (55°F) during the day. In contrast, October boasts milder temperatures, starting at a minimum of 1°C (34°F) and reaching up to 20°C (68°F) on warmer days. Precipitation is also higher in December, accumulating to 184 mm (7.3 in) over 18 days compared to October's 123 mm (4.8 in) across 13 days. Both months experience high humidity, hovering around 87% in December and slightly higher at 88% in October. For a detailed look at the October climate, you can explore Salt Spring Island weather in October.

In comparing the weather of December and November, December tends to be cooler with minimum temperatures dipping to -9°C (15°F) and an average of 4°C (40°F), while November's minimum reaches only -2°C (28°F) with an average of 7°C (45°F). While both months experience considerable precipitation—184 mm (7.3 in) in December and 206 mm (8.1 in) in November—December sees similar rainfall over the same number of days, totaling 18. Humidity remains consistent at 87% for both months. Those interested in a more detailed overview can click on Salt Spring Island weather in November for further insights.

Compare Salt Spring Island's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Salt Spring Island

As December descends upon Salt Spring Island, the weather takes on a distinctly colder character, with temperatures dropping significantly compared to other months. The island experiences a refreshing chill in the air, frequently accompanied by cloudy skies and persistent precipitation, making it one of the wetter months of the year. With an average humidity of 87%, the atmosphere feels quite damp, creating a cozy backdrop for holiday gatherings. While nature may be bracing for winter, this month offers a unique charm worth savoring. For more insights into the region's weather patterns, check out Salt Spring Island Climate.