Last updated: April 28, 2025
In September, Laurentides, Canada experiences a remarkable transition as summer gives way to autumn. With maximum temperatures reaching up to 29°C (85°F) and a comfortable average of 12°C (54°F), the region offers a mix of pleasant warmth and cool breezes. However, the month can also showcase the chill of early fall, with minimum temperatures plunging to -3°C (27°F). With 122 mm (4.8 in) of precipitation over approximately 12 days, it's a time when humidity lingers at 81%, creating a refreshing yet slightly damp atmosphere. Whether basking in the warmth of the early September sun or donning layers for the cooler evenings, visitors to Laurentides will find a captivating blend of seasonal beauty.
As September unfolds in the Laurentides region of Canada, temperatures begin to show signs of transition from the warmth of summer to the crispness of autumn. With minimums dipping to -3°C (27°F) and daily averages settling at a comfortable 12°C (54°F), the air starts to carry a refreshing chill. Daytime highs can reach as much as 29°C (85°F), offering a last burst of warmth before the onset of colder months. This fluctuation marks a significant shift compared to the sweltering summer months, reflecting nature's gradual preparation for the winter ahead. Under clear skies, the vibrant fall foliage can be enjoyed against this delightful backdrop of crisp temperatures, making September a truly enchanting time to visit the Laurentides.
In September, the Laurentides region of Canada experiences a notable precipitation total of 122 mm (4.8 in), marking a slight decrease from the preceding summer months. With an average of 12 rainy days, September maintains a consistent pattern of moisture, characteristic of the transition into autumn. This month typically sees less rain than August but more than the winter months to come, highlighting a gradual shift in climatic conditions. As the landscape prepares for the cooler seasons, the rainfall provides a necessary boost to the vibrant fall foliage that captivates visitors, making it a picturesque time in this stunning region.
In September, the Laurentides region of Canada experiences a notable shift in humidity, maintaining a level of 81%, reminiscent of the summer months of July and August. This consistent humidity signals a transition from the high summer heat toward the more temperate autumn climate. Observing the trends throughout the year, humidity peaks in the winter months at around 95% in January and gradually declines to a low of 73% in June, before beginning to stabilize again. As the year progresses, the region’s humidity increases again in October and November, reaching 89%, indicating the encroaching chill of winter. This cyclical pattern of humidity not only underscores the climatic diversity of the Laurentides but also hints at the lushness and vibrant ecosystem that thrives in this beautiful region.
As September rolls into the Laurentides, Canada, the UV Index begins to dip slightly, settling at 7, which falls into the high exposure category. This marks a transition from the intense summer months, where the index peaked at 9 in June. With a burn time of 25 minutes, outdoor enthusiasts should remain vigilant, though this month offers a reprieve compared to the previous very high levels experienced from May through August. Overall, the data reveals a clear pattern: as the year progresses, the UV Index tends to rise through the spring and summer before tapering off in the fall. For more information on UV exposure, visit Laurentides UV Index.
UV Risk Categories
In September, the Laurentides region of Canada basks in a delightful 247 hours of sunshine, a gentle transition from the sun-drenched days of summer. As the busy month of July boasts an impressive 355 hours, a gradual decline begins, yet September still holds onto a considerable amount of daylight. While October will bring an average of 185 hours and November will dip further to 134 hours, September serves as a bridge between the vibrant warmth of summer and the cooler embrace of autumn. This month showcases a splendid balance, allowing nature to display its autumn hues under a generous sun, making it an ideal time for outdoor adventures and scenic escapes in this picturesque landscape.
In the Laurentides region of Canada, September offers a 33% chance of sunny weather, which aligns closely with the sunniest months of late winter and early spring. While August sees a higher likelihood of sunshine at 40%, September marks a subtle shift towards cooler temperatures and shorter days, as daylight begins to wane into fall. This slight dip contrasts with the promising conditions experienced earlier in summer, yet September still maintains a favorable opportunity for enjoying clear skies compared to the winter months. As autumn approaches, hikers and outdoor enthusiasts can still savor some sunny moments, making it an inviting time to explore the region's stunning landscapes.
As autumn approaches in Laurentides, Canada, September sees a transition in daylight duration, with the sun gracing the landscape for approximately 12 hours each day. This marks a gradual decline from the summer peak, with daylight reaching a maximum of 15 hours in June through August, reflecting the region's vibrant summer energy. Following this, the decreasing trend continues into October, where daylight shrinks to 10 hours, hinting at the impending winter months. September's daylight still offers ample opportunity to enjoy the beautiful fall foliage, but serves as a gentle reminder that the bright, long days of summer are yielding to the shorter days ahead.
As summer gives way to autumn in the Laurentides, September brings a gentle increase in wind speed, averaging 3.4 m/s (8 mph). This marks a notable shift from the calmer conditions of July and August, when winds slowed to just 2.8 m/s (6 mph). The return of briskness foreshadows the upcoming fall, with wind speeds in September typically higher than those of the preceding summer months. This rise in wind speed aligns with a seasonal trend, as the chilly grip of winter begins to tighten, reflected in October's average of 2.7 m/s (6 mph). As nature transitions, the September winds awaken the vibrant tapestry of autumn colors, inviting adventurers and nature lovers to revel in the breathtaking beauty of the Laurentides.
The weather in Laurentides 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 Laurentides and find detailed weather information for every month.
In September, the weather is generally mild, with temperatures ranging from a crisp -3°C (27°F) at night to a warm 29°C (85°F) during the day, resulting in an average of 12°C (54°F). The month experiences about 122 mm (4.8 in) of precipitation over approximately 12 days, accompanied by a relatively high humidity of 81%. In contrast, January presents a starkly different climate, with much colder temperatures that drop as low as -33°C (-27°F) and reach a maximum of 7°C (45°F), averaging -13°C (10°F). This winter month sees less precipitation at 79 mm (3.1 in) but with higher humidity at 95%, also spread over 12 days. For further details, check out Laurentides weather in January.
When comparing the weather in September and February, significant differences emerge. September experiences a broader temperature range, with minimums of -3°C (27°F) and maximums reaching up to 29°C (85°F), leading to an average of 12°C (54°F). This month also sees a moderate amount of precipitation, measuring 122 mm (4.8 in) over approximately 12 days, with humidity levels around 81%.
In contrast, February's climate is much colder, featuring minimum temperatures plunging to -31°C (-24°F) and a maximum of only 6°C (42°F), resulting in a much lower average temperature of -11°C (12°F). Although February has less precipitation at 78 mm (3.1 in) over 14 days, the humidity is slightly higher at 93%. For more detailed information, you can check Laurentides weather in February.
When comparing the weather in September and March, significant differences emerge. September typically enjoys milder temperatures, with an average of 12°C (54°F) and highs soaring to 29°C (85°F). In contrast, March is much colder, featuring an average temperature of -6°C (22°F), with daytime highs only reaching 17°C (63°F) and chilling lows dropping to -28°C (-18°F). Precipitation in September is moderately high at 122 mm (4.8 in) over 12 days, while March sees slightly less at 99 mm (3.9 in) across 13 days. Additionally, humidity levels are also notable, with September at 81% compared to March's higher 90%. For more detailed information, you can refer to Laurentides weather in March.
In comparing the weather between September and April, we see notable differences in temperature and overall conditions. September boasts a wider temperature range, with a minimum of -3°C (27°F) and a maximum of 29°C (85°F), yielding a pleasant average of 12°C (54°F). In contrast, April experiences a chillier climate, with temperatures dipping as low as -17°C (2°F) and peaking at 20°C (67°F), resulting in a much cooler average of only 2°C (36°F). While September features 122 mm of precipitation over 12 days, April's precipitation slightly decreases to 106 mm but occurs over 14 days, along with higher humidity levels of 87%. For more details about April's weather, you can refer to this link: Laurentides weather in April.
September and May present distinct weather patterns, reflecting the transition from summer to autumn. In September, temperatures range from a chilly -3°C (27°F) at night to a warm 29°C (85°F) during the day, with an average of 12°C (54°F). The month sees significant rainfall, totaling 122 mm (4.8 in) over about 12 days, coupled with a humidity level of 81%. In contrast, May experiences slightly cooler temperatures, with a minimum of -4°C (24°F) and a maximum of 31°C (88°F), averaging 10°C (50°F). While May has a similar amount of precipitation at 107 mm (4.2 in), it spans more days, occurring on 16 different days, and maintains a slightly lower humidity at 79%. For a closer look at May weather in the region, check out Laurentides weather in May.
September and June exhibit notable differences in weather patterns. In September, temperatures range from a minimum of -3°C (27°F) to a maximum of 29°C (85°F), with an average of 12°C (54°F). In contrast, June experiences slightly warmer temperatures, with a minimum of -2°C (28°F) and a maximum of 32°C (90°F), averaging 15°C (59°F). Additionally, September sees 122 mm (4.8 in) of precipitation over about 12 days, while June has 126 mm (5.0 in) of precipitation spread over 15 days. Humidity levels are also higher in September at 81%, compared to June's 73%. For more details on June weather, visit Laurentides weather in June.
The weather in September shows a notable shift from the warmth of July. While July boasts an average temperature of 18°C (65°F) with maximums reaching up to 32°C (89°F), September's average temperature drops to a cooler 12°C (54°F), peaking at 29°C (85°F). Both months have similar humidity levels at 81%, yet September experiences slightly less precipitation, measuring 122 mm (4.8 in) over 12 days compared to July's 128 mm (5.0 in) over 16 days. For more detailed insights on July weather, you can visit Laurentides weather in July.
In comparing the weather between September and August, September tends to be cooler, with a minimum temperature of -3°C (27°F) compared to August's minimum of 4°C (40°F). The average temperature also drops significantly, from 17°C (63°F) in August to 12°C (54°F) in September, although September sees a slightly higher maximum temperature of 29°C (85°F), compared to August's 28°C (83°F). Precipitation remains fairly consistent between the two months, with September experiencing 122 mm (4.8 in) of rain over 12 days, slightly less than August's 127 mm (5.0 in) over 14 days. Notably, humidity levels remain constant at 81% for both months. For more detailed insights on August weather, you can check Laurentides weather in August.
September and October showcase a notable transition in weather patterns. September experiences a wider temperature range, with minimums of -3°C (27°F) and maximums reaching 29°C (85°F), leading to an average of 12°C (54°F). In contrast, October sees cooler nights with a minimum of -12°C (11°F) and a lower average temperature of 6°C (43°F), accompanied by a maximum of 21°C (69°F). Precipitation slightly increases in October to 133 mm (5.3 in), occurring over 14 days, compared to September's 122 mm (4.8 in) over 12 days. Humidity also rises in October to 87%, up from 81% in September. For more detailed insights, you can explore Laurentides weather in October.
September and November weather present a stark contrast in temperature and conditions. In September, temperatures range from a chilly minimum of -3°C (27°F) to a warm maximum of 29°C (85°F), with an average of 12°C (54°F). The month sees about 122 mm (4.8 in) of precipitation over 12 days, and humidity levels are relatively high at 81%. In contrast, November introduces much colder temperatures, featuring a minimum of -21°C (-6°F) and an average of -3°C (28°F), with a maximum reaching only 18°C (65°F). It also experiences slightly higher precipitation at 124 mm (4.9 in) over 16 days, accompanied by even higher humidity at 89%. For a more detailed look at November's weather, you can check Laurentides weather in November.
September and December present contrasting weather patterns, showcasing a significant shift as seasons change. In September, temperatures range from a brisk -3°C (27°F) at night to a warm 29°C (85°F) during the day, with an average of 12°C (54°F). The month experiences around 122 mm (4.8 in) of precipitation over 12 days, coupled with a humidity level of 81%. In stark contrast, December chills the air considerably, with temperatures plummeting to a minimum of -29°C (-21°F) and only reaching a maximum of 10°C (50°F), averaging -10°C (15°F). Despite lower precipitation at 96 mm (3.8 in) across 14 days, humidity rises to 92%, enhancing the overall cold feel. For more specific details, you can refer to Laurentides weather in December.
September in the Laurentides presents a delightful transition into autumn, characterized by a unique blend of warmth and crispness. Unlike the sweltering summer months, where temperatures often soar, September boasts pleasantly mild days with cooler nights, creating an inviting atmosphere for outdoor adventures. The humidity levels are high, reflecting the lingering summer moisture, but this also means the vibrant fall foliage is just around the corner. With an average precipitation of 122 mm spread across 12 days, September can be a bit rainy, yet the changing colors and refreshing breezes make it a perfect time to explore the stunning landscapes. For a deeper dive into the seasonal changes in this picturesque region, check out Laurentides Climate.