December Weather in Hornby Island, Canada

Last updated: April 22, 2025

Experience the charming winter of Hornby Island, Canada, where December brings a unique blend of conditions. The maximum temperature gently reaches 11°C (53°F), while the average settles at a crisp 4°C (40°F), dipping to a refreshing -9°C (16°F) on the coldest nights. With precipitation totaling 262 mm (10.3 in) over 21 days, the island often wears a blanket of moisture, contributing to its lush scenery. A high humidity level of 87% adds to the mild yet brisk ambiance, making this a captivating destination for those seeking a serene winter retreat.

December Temperature in Hornby Island

In December, Hornby Island, Canada experiences a notable dip in temperatures as winter settles in. The minimums can plummet to a chilly -9°C (16°F), while the daytime highs reach a modest 11°C (53°F). The average temperature rests at 4°C (40°F), reflecting a trend of cooling as the year comes to a close. This month marks a stark contrast to the milder autumn temperatures, signifying the onset of colder days ahead. With the landscape often blanketed in frost, December on Hornby Island invites a cozy ambiance, perfect for enjoying warm beverages by the fire while admiring the serene winter scenery.

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

The chart illustrates December temperature patterns in Hornby Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec403842465460656559504540
Data source: Temperature data for Hornby Island 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 Hornby Island

December on Hornby Island marks the culmination of a notably wet year, with precipitation reaching 262 mm (10.3 in) over 21 days. As the months progress from the sunnier summers, the rainfall begins to surge in the fall, with November already wet and December serving as a fitting conclusion to this trend. The island experiences its highest rainfall amounts during the winter months, evidenced by December’s significant precipitation, which rivals January's peak. This pattern highlights a clear seasonal shift, as the island transitions from the drier summer months to a moist winter, underscoring Hornby Island's reputation for dynamic weather and its lush, green landscapes that thrive on this abundant rainfall.

December Precipitation Trends in Hornby Island

The chart displays monthly precipitation patterns in Hornby 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.
JanFebMarAprMayJunJulAugSepOctNovDec26615113312260582447149188296262
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hornby Island

As winter settles in on Hornby Island, December brings a notable humidity level of 87%, maintaining a pattern of elevated moisture that characterizes the colder months. This is consistent with the preceding months, where humidity consistently hovered between 86% and 88%. Interestingly, the year starts off with high humidity, peaking in October, before gradually descending to lower levels during the summer months, with August and September showing the driest conditions at 77% and 76%, respectively. December’s humidity reflects the island's transition into a more misty and chill-laden winter, echoing the natural rhythm of the seasons that blankets Hornby Island in a serene, humid embrace as the year comes to a close.

December Average Humidity in Hornby Island

This chart illustrates the average monthly humidity levels in Hornby 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 Hornby Island

As the year winds down, December in Hornby Island, Canada showcases a notable dip in UV Index levels, reaching a low of 1. This signifies minimal UV exposure, allowing residents and visitors to enjoy the outdoors without the usual sun safety concerns, with a burn time of about 45 minutes. This trend towards lower UV levels follows a peak in the summer months, where values soared to a very high index of 9 in July. Interestingly, January and November also reflect low UV exposure, while the spring months ramp up significantly, peaking in June and July. Overall, December offers a peaceful respite from the harsher sun of summer, making it an ideal time to explore the natural beauty of the island. For more detailed information, you can visit Hornby Island UV Index.

Maximum UV Index Levels in Hornby Island for December

The chart shows the monthly maximum UV Index (UVI) for Hornby 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.
JanFebMarAprMayJunJulAugSepOctNovDec234678986421
Data source: Hornby 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 Hornby Island

As the year comes to a close, December on Hornby Island sees a gentle decline in sunshine hours, with 86 hours of sunlight gracing the island. This decrease follows a peak in the summer months, particularly July, when the island basked in an impressive 378 hours of sunshine. The transition from vibrant summers to the serene winter months reveals a significant shift, as daylight wanes and winter’s embrace settles over the landscape. The year begins with a modest 69 hours of sun in January, gradually increasing until the sun-drenched days of late spring and early summer. Despite the drop in December, the island's vibrant natural beauty and coastal charm remain a captivating draw, reminding residents and visitors alike of the changing seasons and the promise of sunlight returning in the spring.

Monthly Sunshine Duration in Hornby Island: December Highlighted

The December sunshine duration represents the total number of hours Hornby 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.
JanFebMarAprMayJunJulAugSepOctNovDec69h127h192h230h320h328h378h343h237h176h104h86h
Data source: Hornby Island December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hornby Island During December

On Hornby Island, Canada, the likelihood of sunny weather in December stands at 25%, reflecting a modest chance for sun as the year draws to a close. This figure mirrors the cooler months of January and November, which also showcase a 16% probability of sunshine. However, December offers a subtle improvement over the winter's darkest days, hinting at the approaching seasonal shift. As we look towards spring, the likelihood begins to rise significantly, with April hitting 52% and July soaring to a striking 72%. This trend suggests that while December may not be the sunniest month, it serves as a gentle reminder of the brighter days ahead.

Percentage of Sunny Days in December in Hornby Island

The chart illustrates the percentage of sunny days in Hornby 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 Hornby Island experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%25%26%52%34%50%72%57%30%23%16%25%
Data source: Hornby Island December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hornby Island in December

As December arrives on Hornby Island, Canada, the days begin to shrink, offering around 8 hours of daylight. This is a continuation of the decline that started in autumn, where daylight slowly diminishes from the brighter summer months. After basking in an abundance of 16 hours of daylight in June, the shift becomes evident as the island transitions through the year. January and November mirror December's limited sunlight, each providing only 8 and 9 hours respectively. While February signals a slight increase to 10 hours, the gradual return of longer days won’t be felt until spring. This rhythmic ebb and flow of daylight not only marks the changing seasons but also influences the island's vibrant natural ecosystems and community life.

Average Daylight Hours in Hornby Island for December

The chart illustrates the variation in daylight duration in Hornby 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 40m10h 8m11h 56m13h 47m15h 23m16h 12m15h 45m14h 18m12h 31m10h 41m9h 3m8h 12m
Data source: Hornby Island daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Hornby Island

As the year draws to a close, December wind on Hornby Island, Canada, presents a refreshing shift, with an average speed of 2.6 m/s (6 mph). This reflects a modest increase from the calmer summer months, where winds hovered around 1.7 to 1.9 m/s (4 mph) in May through July. Notably, the trend of increasing wind speeds resumes from November's 3.0 m/s (7 mph), creating a noteworthy contrast to the gentle breezes characteristic of the earlier months. As the island prepares for winter, these December winds carve a path for a dynamic coastal experience, bridging the serenity of the season with the invigorating breath of nature.

Average December Wind Speed in Hornby Island

The chart displays monthly wind speed patterns in Hornby 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.42.61.91.71.81.71.82.22.83.02.6 m/s
Data source: Hornby Island December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Hornby Island Compares to Other Months

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

December and January exhibit similar average temperatures, with December showing a slightly wider range. In December, temperatures range from a minimum of -9°C (16°F) to a maximum of 11°C (53°F), while January sees a minimum of -6°C (22°F) and a maximum of 10°C (50°F). Precipitation levels are slightly higher in January, totaling 266 mm (10.5 in) over 17 days, compared to December's 262 mm (10.3 in) over 21 days. Humidity remains consistent between the two months, with December at 87% and January slightly lower at 86%. For a more detailed look at January's climate, you can visit Hornby Island weather in January.

In December, temperatures tend to be colder, with a minimum of -9°C (16°F) and an average of 4°C (40°F), compared to February's milder conditions that see a minimum of -6°C (22°F) and an average of 3°C (38°F). Additionally, December experiences significantly more precipitation, with 262 mm (10.3 in) falling over 21 days, while February has a much lower total of 151 mm (5.9 in) over 16 days. Humidity levels are relatively similar, with December at 87% and February at 85%. Overall, February offers a slightly warmer and drier climate. For more details, visit Hornby Island weather in February.

December and March exhibit notable differences in weather patterns. In December, temperatures range from a chilly minimum of -9°C (16°F) to an average of 4°C (40°F), peaking at around 11°C (53°F). It is also a much wetter month, with total precipitation reaching 262 mm (10.3 in) over 21 days, and humidity remains high at 87%. In stark contrast, March sees a milder range of temperatures, with a minimum of -2°C (29°F) and a maximum of 18°C (64°F), leading to a slightly higher average of 5°C (42°F). Precipitation significantly drops to 133 mm (5.3 in) over just 15 days, with humidity at a similar level of 86%. For more detailed information, check out Hornby Island weather in March.

December and April present quite contrasting weather patterns. In December, temperatures range from a chilling minimum of -9°C (16°F) to a maximum of 11°C (53°F), with an average temperature of 4°C (40°F). The month typically experiences significant precipitation, totaling 262 mm (10.3 in) over about 21 days, while humidity remains high at 87%. In stark contrast, April shows a noticeable warming trend, with temperatures ranging from a minimum of 1°C (34°F) to a pleasant maximum of 22°C (71°F), and an average of 8°C (47°F). Precipitation in April is much less, at 122 mm (4.8 in) over 15 days, with humidity slightly lower at 86%. For more details, you can visit Hornby Island weather in April.

In contrasting December and May weather, December experiences significantly colder temperatures, with a minimum of -9°C (16°F) and an average of 4°C (40°F), while May sees much milder conditions, starting at a minimum of 3°C (38°F) and averaging 12°C (55°F). Precipitation levels also differ greatly, with December recording 262 mm (10.3 in) over 21 days, compared to May's 59 mm (2.3 in) across just 9 days. Humidity remains relatively high in both months, at 87% in December and 81% in May, but the overall feel is much more pleasant in May. For more insights into the delightful weather in May, you can check Hornby Island weather in May.

December and June present stark contrasts in weather conditions. In December, the temperatures drop significantly, with a minimum of -9°C (16°F) and an average of 4°C (40°F), resulting in a chilly atmosphere characterized by high humidity levels of 87% and substantial precipitation of 262 mm (10.3 in) over 21 days. In contrast, June experiences a much milder climate, with minimum temperatures around 7°C (44°F) and an average of 15°C (60°F), peaking at a warm 36°C (98°F). The month sees far less precipitation at 58 mm (2.3 in) over just 12 days, alongside slightly lower humidity at 83%. For more detailed information about weather patterns on Hornby Island during this vibrant month, visit Hornby Island weather in June.

The weather in December is markedly colder than in July, with temperatures ranging from a chilly -9°C (16°F) at night to a mild 11°C (53°F) during the day. In contrast, July boasts much warmer temperatures, with lows of 10°C (51°F) and highs reaching up to 31°C (88°F). December experiences significantly more precipitation, with 262 mm (10.3 in) over 21 days, while July sees only 24 mm (1.0 in) spread across just 6 days, making it the drier month. Additionally, December's humidity is slightly higher at 87%, compared to July's 84%. For a closer look at July's climate, you can check out this link: Hornby Island weather in July.

December and August present stark contrasts in weather. In December, temperatures range from a chilly -9°C (16°F) to a mild 11°C (53°F), with an average of 4°C (40°F), making it a notably colder month. This period also sees significant rainfall, accumulating 262 mm (10.3 in) over 21 days, accompanied by high humidity at 87%. In contrast, August offers much warmer temperatures, with lows of 10°C (51°F) and highs peaking at 32°C (90°F), averaging around 19°C (66°F). Precipitation in August is minimal at 47 mm (1.8 in) over just 6 days, and humidity levels are lower at 77%. For a detailed look at the weather, you can check out Hornby Island weather in August.

In December, the weather is considerably colder and wetter compared to September. The average temperature in December hovers around 4°C (40°F), with daytime highs reaching up to 11°C (53°F) and nighttime lows plunging to -9°C (16°F). In contrast, September boasts a milder climate with average temperatures of 15°C (59°F), maximums of 28°C (82°F), and minimums around 8°C (46°F). Additionally, December experiences more precipitation, totaling 262 mm (10.3 in) over 21 days, while September sees 149 mm (5.9 in) of rain over just 13 days. Humidity levels are also higher in December at 87%, compared to 76% in September. For more details on September weather, visit Hornby Island weather in September.

In December, the weather takes a significant turn towards cold with temperatures ranging from a minimum of -9°C (16°F) to a maximum of 11°C (53°F), averaging around 4°C (40°F). This month also sees a considerable amount of precipitation at 262 mm (10.3 in) over 21 days, along with high humidity at 87%. In contrast, October is much milder, with temperatures varying from a minimum of 1°C (35°F) to a pleasant maximum of 21°C (69°F) and an average of 10°C (50°F). October experiences less rainfall, totaling 188 mm (7.4 in) over 16 days, while humidity remains slightly elevated at 88%. For a detailed look at Hornby Island weather in October, you can see how this month stands out compared to December's chillier and wetter conditions.

December tends to be colder than November, with average temperatures ranging from a minimum of -9°C (16°F) to a maximum of 11°C (53°F), compared to November's milder range of -2°C (28°F) to 14°C (57°F). Additionally, December experiences slightly less precipitation, totaling 262 mm (10.3 in) over 21 days, while November sees a higher accumulation of 296 mm (11.7 in) across 19 days. Both months maintain a high humidity level of 87%, contributing to a damp atmosphere. For further insights into the weather conditions during November, you can check Hornby Island weather in November.

Compare Hornby Island's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Hornby Island

December on Hornby Island presents a unique blend of mild temperatures and frequent precipitation, setting it apart from the typically drier and warmer months of the year. With average temperatures hovering around 4°C (40°F), this month sees the island wrapped in a cool embrace, making it a stark contrast to the summer's balmy warmth. Rainfall is also more pronounced, with significant precipitation spread over 21 days, resulting in an atmosphere that feels damp and green. The high humidity of 87% contributes to a lush landscape, yet it can feel chilly, particularly during the lows. For those looking to understand the island's climate in a broader context, visit Hornby Island Climate for more insights.