December Weather in Chemainus, Canada

Last updated: April 22, 2025

In December, Chemainus, Canada experiences a diverse range of weather, characterized by a maximum temperature peaking at 14°C (57°F) and an average of 4°C (40°F). As the month progresses, temperatures can dip to a chilly minimum of -10°C (15°F), making it essential for residents and visitors alike to dress warmly. With 199 mm (7.8 in) of precipitation spread over 19 days, December is notably wet, contributing to the area's lush winter landscape and ensuring an atmosphere filled with crisp, fresh air. The humidity levels hover around a notable 87%, adding a damp chill to the air, making the cozy warmth of indoor spaces particularly inviting during this winter month.

December Temperature in Chemainus

In Chemainus, Canada, December marks a notable drop in temperatures, with a minimum of -10°C (15°F), contrasting sharply with the milder temperatures of previous months. The daily average hovers around 4°C (40°F), while highs reach approximately 14°C (57°F). This chilly month serves as a gateway to winter, as temperatures trend lower from November's relatively mild -4°C (25°F) nights and 7°C (45°F) averages. As the year draws to a close, Chemainus transforms, embracing the crisp air and inviting seasonal charm, perfect for cozy gatherings and festive events.

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

The chart illustrates December temperature patterns in Chemainus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec403844495763676860504540
Data source: Temperature data for Chemainus generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Chemainus

In December, Chemainus experiences a notable uptick in precipitation, recording an average of 199 mm (7.8 in), making it one of the wetter months of the year. This increase follows November's substantial rainfall of 224 mm (8.8 in) and reflects a trend where the final months of the year typically see elevated rainfall totals. On average, December is characterized by approximately 19 rainy days, the highest frequency of precipitation days in the monthly cycle, suggesting a consistent pattern of wet weather that can linger throughout the month. As temperatures drop towards winter, the combination of increased precipitation and shorter days sets the stage for a distinctly damp, yet beautifully atmospheric, Chemainus December.

December Precipitation Trends in Chemainus

The chart displays monthly precipitation patterns in Chemainus, 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.
JanFebMarAprMayJunJulAugSepOctNovDec19611710710458572525111135224199
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chemainus

December in Chemainus, Canada, wraps up the year with a humidity level of 87%, maintaining the high moisture levels that characterize late fall. As we analyze the month's humidity data, it's evident that winter approaches with a consistent embrace of humidity, mirroring November's 87%. This high humidity trend persists from the earlier months of the year, where January and March also hover around 86%, creating an atmosphere that feels fresh yet crisp. Although there was a slight dip in the summer months, with August and September experiencing lower rates at 77% and 76% respectively, the overall trend reveals a tendency for increased humidity during the colder months. As the year winds down, the retention of moisture becomes a defining feature of Chemainus' December climate, reinforcing the area's lush, evergreen landscape.

December Average Humidity in Chemainus

This chart illustrates the average monthly humidity levels in Chemainus, 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 Chemainus

In Chemainus, Canada, the UV Index trends through the year reveal a distinct pattern, highlighting seasonal changes in sun exposure. December, with a UV Index of 1, falls at the lower end of the spectrum, indicating a low exposure category where the risk of harm from unprotected sun exposure is minimal, allowing for a comfortable burn time of 45 minutes. This contrasts sharply with the sizzling months of July and August, where the UV Index peaks at 8, signifying very high exposure, and prompting the recommendation to limit sun exposure to just 15 minutes. As the seasons transition from winter's serene low levels to the vibrant summer, it's essential to stay informed about these fluctuations. For more details on UV Index levels throughout the year, visit Chemainus UV Index.

Maximum UV Index Levels in Chemainus for December

The chart shows the monthly maximum UV Index (UVI) for Chemainus 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.
JanFebMarAprMayJunJulAugSepOctNovDec234678886421
Data source: Chemainus 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 Chemainus

In Chemainus, Canada, December brings a gentle embrace of 93 hours of sunshine, marking a subtle reduction as the year winds down. This month’s sunshine hours reflect a gradual decline from the robust 383 hours in July, the peak of summer. As autumn sets in, daylight gradually diminishes, with a notable drop to 118 hours in November before reaching December’s seasonal low. Yet, despite the chill, Chemainus still enjoys a cozy charm, as the brisk air is often illuminated by the soft glow of winter sunshine. With spring on the horizon, the town anticipates brighter days ahead, reminding us that even in the depths of winter, the promise of renewal is just around the corner.

Monthly Sunshine Duration in Chemainus: December Highlighted

The December sunshine duration represents the total number of hours Chemainus 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.
JanFebMarAprMayJunJulAugSepOctNovDec79h140h201h233h328h337h383h344h247h178h118h93h
Data source: Chemainus December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chemainus During December

In Chemainus, Canada, the likelihood of sunny weather in December is relatively modest, with only a 23% chance of sun. This trend reflects a gradual decline in sunshine from the summer months, where July peaks at 68%, to the more subdued winter outlook. As the year progresses from the vibrant spring with its 55% sunshine potential in April, it consistently dips through the late fall months of October and November, both sitting below 25%. As December sets in, residents can expect greyer skies, typical of the season, although the sun does make occasional appearances, reminding us that sunshine is still possible even in winter.

Percentage of Sunny Days in December in Chemainus

The chart illustrates the percentage of sunny days in Chemainus 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 Chemainus experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%27%30%55%39%52%68%54%31%24%19%23%
Data source: Chemainus December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chemainus in December

In Chemainus, Canada, the daylight duration showcases an intriguing seasonal pattern. As the year unfolds, daylight peaks during the long, vibrant days of summer, reaching a maximum of 16 hours in June. The transition into autumn brings a gradual decrease, with September offering 12 hours before November's shrinkage to 9 hours. December settles back into shorter days, mirroring January with just 8 hours of daylight. This rhythmic ebb and flow of sunlight not only highlights the beauty of the changing seasons but also invites residents and visitors alike to embrace the cozy charm of winter as daylight fades.

Average Daylight Hours in Chemainus for December

The chart illustrates the variation in daylight duration in Chemainus throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 45m10h 11m11h 56m13h 45m15h 18m16h 6m15h 39m14h 15m12h 31m10h 43m9h 7m8h 17m
Data source: Chemainus daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Chemainus

As December sweeps into Chemainus, Canada, the winds begin to whisper stories of the year drawing to a close. With an average wind speed of 2.4 m/s (5 mph), December holds a gentle yet noticeable breeze, slightly milder than its preceding months of November and October, both peaking at 2.6 m/s (6 mph). This gradual decline from the more robust autumn winds reflects a smooth transition into winter, where wind speeds overall have shown a downward trend since peak summer months. Notably, from a high of 2.6 m/s (6 mph) in early winter to a summer low of 1.5 m/s (3 mph) in July, the December air caresses the landscape with a calmness that invites peaceful reflections as the days shorten. Here in Chemainus, the December winds carry with them a sense of serenity, beckoning residents and visitors alike to embrace the quiet beauty of the season.

Average December Wind Speed in Chemainus

The chart displays monthly wind speed patterns in Chemainus, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.62.32.01.81.91.51.71.92.52.62.4 m/s
Data source: Chemainus December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Chemainus Compares to Other Months

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

December and January share similar average temperatures, with December experiencing a minimum of -10°C (15°F) and a maximum of 14°C (57°F), while January's range is slightly warmer with a minimum of -9°C (15°F) and a maximum of 13°C (55°F). Precipitation is abundant in both months, with December receiving 199 mm (7.8 in) over 19 days and January slightly less at 196 mm (7.7 in) across 15 days. Despite these similarities, January sees a marginally lower humidity level at 86%, compared to December's 87%. For more specific details about the weather conditions you can expect, check out Chemainus weather in January.

In December, temperatures typically range from a minimum of -10°C (15°F) to a maximum of 14°C (57°F), with an average of 4°C (40°F). This month experiences significant precipitation, totaling 199 mm (7.8 in) over 19 days, contributing to a high humidity level of 87%. In contrast, February sees slightly milder temperatures, with a minimum of -9°C (16°F) and a maximum of 13°C (55°F), while maintaining an average of 4°C (39°F). Precipitation is lower in February at 117 mm (4.6 in) across 15 days, and humidity remains just slightly lower at 85%. For more detailed information, visit Chemainus weather in February.

In December, the weather is notably colder, with temperatures ranging from a chilly -10°C (15°F) to a maximum of 14°C (57°F) and an average of 4°C (40°F). The month sees significant precipitation, with 199 mm (7.8 in) of rain over 19 days, coupled with high humidity at 87%. In contrast, March experiences milder temperatures, with a minimum of -3°C (27°F) and a maximum of 20°C (68°F), averaging 7°C (44°F). Precipitation is also lower, totaling 107 mm (4.2 in) over 15 days, and humidity remains similar at 86%. For those interested in specific March weather patterns, more details can be found here: Chemainus weather in March.

When comparing the weather in December and April, notable differences in temperature and precipitation emerge. December experiences colder conditions, with average temperatures ranging from a minimum of -10°C (15°F) to a maximum of 14°C (57°F), alongside significant precipitation at 199 mm (7.8 in) over 19 days, resulting in high humidity levels of 87%. In contrast, April offers a milder climate, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 24°C (76°F) and reduced precipitation to 104 mm (4.1 in) over 14 days, maintaining a similar humidity level of 86%. For more detailed insights on the conditions during this month, you can check out Chemainus weather in April.

December and May offer contrasting weather experiences. In December, temperatures can drop as low as -10°C (15°F), with an average of 4°C (40°F) and highs reaching only 14°C (57°F). The month is characterized by substantial precipitation, totaling 199 mm (7.8 in) over 19 days, and a high humidity level of 87%. In stark contrast, May brings milder temperatures, with a minimum of 3°C (37°F) and an average of 14°C (57°F), peaking at 28°C (82°F). Rainfall is significantly less at 58 mm (2.3 in) over just 10 days, and humidity drops to a comfortable 81%. For more detailed insights, you can check Chemainus weather in May.

In December, temperatures can range from a frigid minimum of -10°C (15°F) to a mild maximum of 14°C (57°F), with an average of around 4°C (40°F). The month is characterized by high precipitation levels, totaling 199 mm (7.8 in) over 19 days, and humidity at a substantial 87%. On the other hand, June brings a notable warmth, with temperatures starting at a minimum of 6°C (44°F) and soaring up to a scorching maximum of 40°C (104°F), leading to an average temperature of 17°C (63°F). Precipitation in June is significantly lower, at 57 mm (2.2 in) across just 9 days, while humidity remains relatively high at 83%. For a more detailed look at June weather specifically, check out Chemainus weather in June.

December and July present contrasting weather conditions. December experiences much colder temperatures, with a minimum of -10°C (15°F) and an average of 4°C (40°F). In contrast, July offers milder weather, with minimums around 10°C (50°F) and average highs reaching 20°C (68°F), peaking at 34°C (93°F). Precipitation also differs significantly; December sees 199 mm (7.8 in) spread over 19 days, whereas July enjoys only 25 mm (1.0 in) over just 6 days. Humidity levels are relatively similar, but December's 87% adds to the chill, while July's 84% contributes to a warmer feel. For a more detailed look at July's climate, check out Chemainus weather in July.

December and August showcase two contrasting weather patterns. In December, temperatures can plummet to a minimum of -10°C (15°F), with an average of 4°C (40°F) and highs reaching 14°C (57°F). The month is characterized by significant precipitation, accumulating to 199 mm (7.8 in) over 19 days, and a high humidity level of 87%. In contrast, August offers a much warmer climate with minimum temperatures around 9°C (48°F), averaging 20°C (68°F) and peaking at 34°C (94°F). Precipitation during this month is notably lower at 25 mm (1.0 in) over just 4 days and humidity is comparatively drier at 77%. For further details on August's weather, you can visit Chemainus weather in August.

December and September exhibit markedly different weather patterns. In December, temperatures dip significantly, with minimums reaching -10°C (15°F) and an average of 4°C (40°F), whereas September sees much milder conditions, with temperatures ranging from a minimum of 6°C (43°F) to a comfortable average of 16°C (61°F) and highs of up to 31°C (88°F). Additionally, December experiences more precipitation, with 199 mm (7.8 in) falling over 19 days, compared to September's 111 mm (4.4 in) over 12 days. Humidity levels are also higher in December at 87%, in contrast to September's humidity of 76%. For more detailed insights on the weather during September, you can refer to Chemainus weather in September.

Comparing the weather between October and December reveals significant differences in temperature and precipitation. In October, temperatures range from a minimum of -2°C (29°F) to a maximum of 21°C (71°F), with an average of 10°C (50°F). This month experiences relatively less precipitation, totaling 134 mm (5.3 in) over 13 days, while humidity hovers around 88%. In contrast, December is notably colder, with temperatures plunging to a minimum of -10°C (15°F) and averaging 4°C (40°F), peaking at a maximum of 14°C (57°F). Precipitation is also higher in December, accumulating to 199 mm (7.8 in) across 19 days, and humidity remains high at 87%. For more details on October weather specifics, visit Chemainus weather in October.

In comparing the weather of December and November, we see a notable drop in average temperatures as December's average hovers at 4°C (40°F) compared to November's milder 7°C (45°F). December experiences lower minimum temperatures, with lows reaching -10°C (15°F) versus November's minimum of -4°C (25°F). Precipitation levels are also significant, with December totaling 199 mm (7.8 in) over 19 days, slightly less than November's 224 mm (8.8 in) across 18 days. Despite the similar humidity levels of 87% in both months, December tends to feel colder due to its lower temperatures. For more detailed insights on November weather, check out Chemainus weather in November.

Compare Chemainus's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Chemainus

As December settles in Chemainus, the weather takes on a distinct character, marking a shift from the milder temperatures of previous months. With average highs only reaching 14°C and lows diving to -10°C, this month brings a notable chill that is accompanied by significant rainfall, with 19 days recording precipitation. The atmosphere becomes notably humid, hovering around 87%, which can make the cold feel even more penetrating. This combination of cool temperatures and frequent dampness contrasts sharply with the drier, warmer conditions typical of the surrounding months, creating a cozy yet brisk environment. For more detailed insights, check out Chemainus Climate.