Last updated: April 22, 2025
In September, Campbell River, Canada, experiences a dynamic blend of weather patterns that mark the transition into fall. The month boasts a peak temperature of 29°C (84°F), while average readings settle around a comfortable 14°C (57°F). As the days grow shorter, nighttime lows can dip to 5°C (41°F), creating a significant diurnal range. Rainfall is frequent, with 185 mm (7.3 in) falling over 15 days, contributing to the area's lush landscapes. The air remains consistently humid, with 81% humidity, creating a vibrant atmosphere. This combination of warm days and cooler nights makes September a captivating time to experience the natural beauty of Campbell River.
In September, Campbell River experiences a pleasant transition into fall, characterized by mild temperatures that reflect the tail end of summer. The average temperature sits at 14°C (57°F), offering a comfortable climate for outdoor activities. With nighttime lows around 5°C (41°F) and daytime highs reaching up to 29°C (84°F), there's a significant warmth that lingers from the summer months. This gradual cooling trend from the peak summer heat sets the stage for the crisp autumn ahead, making September an ideal time for exploring the beautiful surroundings before the chill of winter arrives.
September in Campbell River marks a noticeable shift in precipitation patterns as the summer months fade away. With 185 mm (7.3 in) of rain falling over 15 days, this month sees a significant increase from the drier days of July and August. The arrival of September's rainfall signals the onset of fall, contributing to a trend where precipitation levels begin to rise substantially, culminating in a peak during November. Transitioning from the drier summer, where rainfall often dips below 100 mm, the increase in precipitation not only rejuvenates the local environment but prepares it for the wetter months ahead. As autumn settles in, the steady rhythm of rain becomes a hallmark of this coastal community, illustrating the region's temperate maritime climate.
As summer transitions to fall, September humidity in Campbell River hovers around a comfortable 81%, marking a slight dip from the warmer months of July and August when levels peaked at 85% and 80%, respectively. This slight decrease continues a trend of stable humidity throughout the year, where levels remain consistently high, particularly in the winter months, peaking at 86% in January and December. The data reveals a subtle but noteworthy pattern: humidity levels remain relatively stable across seasons, contributing to the region's lush, vibrant landscapes even in the transition from summer's warmth to the crispness of autumn.
As summer fades into fall, Campbell River experiences a noticeable drop in UV activity. In September, the UV Index settles at a 6, categorizing it as high, which requires a watchful eye on sun exposure. Unlike the intense peaks of July and August—when the index consistently reaches a very high 8—September’s milder sun allows for a longer safe burn time of 25 minutes. This trend highlights the gradual transition towards more moderate UV levels, paving the way for the coming months. As you enjoy the beautiful fall scenery, remember to stay sun-smart. For more insights, visit Campbell River UV Index.
UV Risk Categories
September in Campbell River, Canada, shines with 230 hours of sunshine, marking a delightful transition as summer edges into fall. Following the sun-drenched months of July and August, which basked in 377 and 343 hours respectively, September offers a gentle dip in sunshine hours while still preserving a vibrant, sun-filled ambiance. This month's sunshine signals the tail end of a spectacular summer, where the daylight begins to soften, yet outdoor activities remain abundant. As the days gradually shorten into October, which sees a decrease to 171 hours, September serves as a perfect bridge, inviting residents and visitors alike to savor those lingering rays before the autumn chill sets in.
As summer transitions into fall, September in Campbell River reveals a gentle decline in sunny weather, with a 28% chance of sunshine. This marks a noticeable drop from the previous months of July and August, which boast higher probabilities of clear skies at 63% and 53%, respectively. While September still offers glimpses of brightness, it reflects a broader trend where the likelihood of sunny days begins to wane as the days grow shorter and autumn sets in. With its mixed weather, September serves as a reminder of the seasonal shifts, inviting both locals and visitors to soak up the remaining sunshine before the rain sets in.
As September rolls in Campbell River, the waning daylight signals a transition in the rhythm of the seasons. With an average of 12 hours of daylight, this month marks a gentle taper from the summer's peak of 16 hours in June. After basking in the longer, sun-soaked days of late spring and summer, residents now experience a gradual retreat into shorter days, reminiscent of the darker months ahead. September provides a perfect blend of warm sunlight and cool breezes, offering an ideal backdrop for outdoor activities while subtly hinting at the approaching autumn. This month serves as a bridge, guiding locals from the vibrant, sun-drenched days of summer towards the introspective, cozy atmosphere of fall.
As September rolls into Campbell River, the gentle caress of the wind remains consistent, with an average speed of 1.7 m/s (4 mph). This month marks a slight increase from August, as the summer's calm breezes transition into the more invigorating winds of autumn. Observing the trend throughout the year, the wind speed typically fluctuates around this mild pace, peaking slightly in the late fall with November reaching 2.1 m/s (5 mph). It's evident that while the summer months tend to feature lower wind speeds, the onset of autumn introduces a subtle shift, inviting a refreshing energy into the air without overwhelming those who appreciate the serene ambiance of Campbell River.
The weather in Campbell River changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Campbell River and find detailed weather information for every month.
In September, temperatures in Campbell River range from a cool 5°C (41°F) to a warm 29°C (84°F), with an average temperature of 14°C (57°F). The month typically experiences 185 mm (7.3 in) of precipitation over about 15 days, accompanied by humidity levels around 81%. In contrast, January brings a much colder climate, with temperatures dropping as low as -12°C (11°F) and an average temperature of just 2°C (37°F). This month sees increased precipitation at 260 mm (10.3 in) spread over 17 days, combined with higher humidity levels of 86%. For more information about January weather specifics, visit Campbell River weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a mild minimum of 5°C (41°F) to a warm average of 14°C (57°F), peaking at a comfortable 29°C (84°F). This month is quite humid, with an average humidity of 81% and precipitation totaling 185 mm (7.3 in) over 15 days. In stark contrast, February is much colder, with temperatures dipping to a minimum of -10°C (14°F) and averaging just 2°C (35°F). The maximum temperature only reaches 10°C (49°F), and while it experiences slightly less precipitation at 145 mm (5.7 in) over 16 days, the humidity remains high at 84%. For those interested in learning more about specific conditions, visit Campbell River weather in February.
September and March present contrasting weather patterns in terms of temperature and precipitation. September generally enjoys milder temperatures, with a minimum of 5°C (41°F), an average of 14°C (57°F), and a maximum of 29°C (84°F), along with relatively high humidity at 81%. In contrast, March is significantly cooler, featuring a minimum of -6°C (22°F), an average of 4°C (40°F), and a maximum of 20°C (67°F), while maintaining a similar precipitation level of 150 mm (5.9 in) over 15 days, accompanied by a slightly higher humidity at 83%. For more details about March weather, you can visit Campbell River weather in March.
When comparing the weather in September and April, it’s evident that September experiences warmer temperatures, with averages around 14°C (57°F) and maximums reaching up to 29°C (84°F). In contrast, April is much cooler, with average temperatures of 7°C (45°F) and maximums only reaching 23°C (73°F). Both months see a similar number of rainfall days, 15 days each, but September has significantly higher precipitation at 185 mm (7.3 in) compared to April's 139 mm (5.5 in). Humidity levels are relatively close, with September at 81% and April slightly higher at 83%. For more detailed information, you can check Campbell River weather in April.
When comparing the weather in September and May, September tends to be warmer overall, with average temperatures around 14°C (57°F) compared to May's 12°C (53°F). The maximum temperature in September can reach up to 29°C (84°F), while May peaks at 27°C (80°F). However, September experiences significantly more precipitation, with 185 mm (7.3 in) over 15 days, compared to May's 83 mm (3.3 in) over 12 days. Notably, both months share similar humidity levels, hovering around 81% in September and slightly higher at 83% in May. For more specific details on May weather in this region, check Campbell River weather in May.
When comparing the weather in September and June, notable differences arise in temperature and precipitation patterns. September showcases a broader temperature range, with a minimum of 5°C (41°F), an average of 14°C (57°F), and a maximum of 29°C (84°F). In contrast, June presents slightly warmer temperatures, featuring a minimum of 5°C (41°F), an average of 15°C (59°F), and a peak of 37°C (99°F). Although both months experience similar humidity levels—81% in September and 84% in June—precipitation is significantly higher in September, with 185 mm (7.3 in) over 15 days, compared to June's 98 mm (3.9 in) across 14 days. For more detailed insights into June's weather, visit Campbell River weather in June.
In comparing the weather between September and July, we see notable differences in temperature and precipitation patterns. September tends to be cooler, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 29°C (84°F), while July offers warmer conditions, featuring temperatures that range from a minimum of 9°C (48°F) to a peak of 31°C (89°F). Precipitation is significantly higher in September, totaling 185 mm (7.3 in) over 15 days, compared to July's 69 mm (2.7 in) across 12 days. Despite both months experiencing high humidity levels—81% in September and 85% in July—September's wetter conditions stand out as a defining characteristic. For more detailed insights into July weather specifically, you can visit Campbell River weather in July.
In comparing the weather between August and September, significant differences emerge. September experiences cooler temperatures, with a minimum of 5°C (41°F) and an average of 14°C (57°F), while August boasts warmer conditions, starting with a minimum of 7°C (45°F) and an average of 18°C (64°F). Peak temperatures also reflect this trend, reaching a maximum of 29°C (84°F) in September compared to August's high of 32°C (91°F). Additionally, September is notably wetter, with precipitation levels of 185 mm (7.3 in) over 15 days, compared to August's 74 mm (2.9 in) over just 9 days. Humidity remains relatively consistent, with September at 81% and August slightly lower at 80%. For more detailed insights on August weather specifically, visit Campbell River weather in August.
September and October showcase a notable transition in weather patterns. In September, temperatures range from a low of 5°C (41°F) to a high of 29°C (84°F), with an average of 14°C (57°F), providing a comfortable atmosphere despite receiving 185 mm (7.3 in) of precipitation over 15 days. In contrast, October brings cooler temperatures, with a minimum of -2°C (28°F), an average of 8°C (47°F), and a maximum of 21°C (70°F). The month also sees an increase in precipitation to 211 mm (8.3 in) spread over 17 days. Both months experience relatively high humidity, with October slightly higher at 84% compared to September's 81%. For more information about what to expect this month, check out Campbell River weather in October.
September and November present contrasting weather patterns in terms of temperature and precipitation. In September, temperatures range from a mild 5°C (41°F) at night to a warm 29°C (84°F) during the day, with an average of 14°C (57°F). The month sees about 185 mm (7.3 in) of precipitation spread over approximately 15 days, and humidity hovers around 81%. In contrast, November experiences much cooler temperatures, with a minimum of -7°C (20°F) and a maximum only reaching 14°C (58°F), averaging at 5°C (42°F). The month is considerably wetter, with 299 mm (11.8 in) of rain falling over 19 days, and humidity slightly increases to 84%. For a more detailed look at November's weather, you can visit Campbell River weather in November.
September and December present stark contrasts in weather patterns. In September, temperatures range from a mild minimum of 5°C (41°F) to a warm maximum of 29°C (84°F), with an average of 14°C (57°F). The month experiences considerable rainfall, totaling 185 mm (7.3 in) spread over approximately 15 days, and humidity levels are relatively high at 81%.
In contrast, December ushers in winter with much colder temperatures, where the minimum plunges to -15°C (6°F) and the average hovers around 2°C (36°F), peaking at a maximum of 11°C (51°F). Precipitation increases to 267 mm (10.5 in) over about 20 days, alongside even higher humidity at 86%. For a deeper look into December’s climate specifics, check out Campbell River weather in December.
As summer transitions to autumn, September in Campbell River reveals a distinct change in the weather. This month experiences a mild average temperature, contrasting with the warmer highs of summer, and showcases the first hints of crispness with cooler nights. Rainfall becomes more frequent, with a notable increase in precipitation days, contributing to the lush, vibrant landscapes that the region is known for. The higher humidity adds a touch of warmth, ensuring the gentle warmth of early autumn days while preparing for the cooler months ahead. To learn more about how this month fits into the overall climate of the area, visit Campbell River Climate.