Last updated: April 22, 2025
September in Nelson, Canada, showcases a dynamic range of weather, with maximum temperatures reaching a pleasant 29°C (85°F) and an average of 11°C (53°F). As the month progresses, temperatures can dip to a chilly minimum of -3°C (27°F), highlighting the transition to fall. The region experiences 69 mm (2.7 in) of precipitation over approximately 11 days, contributing to the area's rich natural beauty. Additionally, the humidity level hovers around 71%, adding to the crispness of the autumn air. This month is ideal for those who appreciate fluctuating temperatures and the early signs of seasonal change.
As summer gives way to autumn, Nelson, Canada experiences a notable shift in temperatures during September. With a minimum of -3°C (27°F) and a comfortable average of 11°C (53°F), the month reflects a gentle cooling trend as the vibrant warmth of summer recedes. This is exemplified by the maximum temperature, which can still reach a pleasant 29°C (85°F), providing ample opportunity for outdoor activities amidst the backdrop of changing foliage. Overall, September serves as a transitional month in Nelson, where the crispness of autumn begins to mingle with the last remnants of summer's heat, offering a unique blend of experiences for residents and visitors alike.
September in Nelson, Canada, sees a notable shift in precipitation patterns as summer gives way to autumn. With 69 mm (approximately 2.7 inches) of rain spread across 11 days, the month marks an increase from the drier spells of July and August, which recorded only 38 mm and 41 mm, respectively. This uptick foreshadows the wetter months ahead, as October and November bring even higher totals with averages of 95 mm and 115 mm. The gradual rise in both precipitation amount and rainy days illustrates the transition towards the more saturated fall season, creating a vibrant tapestry of colors in the surrounding landscape as nature prepares for winter.
In September, Nelson, Canada experiences a consistent humidity level of 71%, mirroring the drier conditions of August. This respite from the higher humidity seen in the earlier months signifies a gradual transition as summer gives way to fall. The trend throughout the year highlights a striking contrast: starting at an incredibly high 95% in January, humidity steadily declines to its lowest point during late summer, before climbing again in the cooler months. Thus, September serves as a pivotal moment, where the air feels more comfortable and crisp, heralding the onset of autumn while still retaining some of summer's lingering warmth.
As summer wanes, September in Nelson, Canada, sees a notable shift in the UV Index, dropping to 7, which is categorized as high. This change from the intense very high levels of August prompts the need for vigilance, with a burn time of 25 minutes before skin damage could occur. While the UV Index begins to decrease, the trend of high exposure persists, underscoring the importance of sunscreen and protective clothing. As autumn approaches, the looming UV levels remind residents and visitors alike to remain mindful of sun safety even as temperatures cool. For detailed insights and updates, check out the Nelson UV Index.
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September in Nelson, Canada, brings a delightful transition from the vibrant summer months, with 263 hours of sunshine illuminating the landscape. This figure reflects a notable decrease from the sun-drenched days of July and August, which boast 395 and 351 hours, respectively. However, September still shines bright, capturing the essence of early fall as it balances warmth with the hint of crispness in the air. As the days shorten, the city’s sunshine trend shifts gracefully, leading into the cooler autumn months of October and November, which together yield significantly fewer sunny hours. Yet, the lingering rays of September serve as a perfect backdrop for appreciating the stunning foliage that envelops Nelson, making it a beautiful month to savor outdoor adventures before winter approaches.
In Nelson, Canada, September presents a moderate chance of sunny weather, with a 36% likelihood of sunshine. While this marks a decrease from the peak summer month of July, which boasts a generous 78% chance of clear skies, it still offers a favorable climate for enjoying the outdoors. This transition into autumn sees a slight dip compared to the summer months, reflecting a trend of fluctuating sunshine that regularly peaks in mid-year and wanes as the year progresses. With September's weather, residents and visitors alike can still look forward to crisp days and ample opportunities for enjoying the beautiful landscape, albeit with an eye on the clouds.
As September unfolds in Nelson, Canada, the daylight hours begin a gentle transition, offering approximately 12 hours of light—a beautiful blend of summer's lingering warmth and autumn's approach. This month marks a notable decline from the sun-drenched days of summer when daylight peaked at 16 hours in June and 15 hours in July. However, compared to the shorter days of January, which only enjoy a mere 8 hours of daylight, September's light still casts a warm glow over the picturesque landscapes, inviting residents and visitors alike to relish in nature's changing palette. With each passing month, the gradual shift in daylight serves as a reminder of the cyclical rhythm of the seasons, enhancing the charm of Nelson's vibrant fall scenery.
As September rolls into Nelson, Canada, the wind whispers a gentle 1.4 m/s (about 3 mph), maintaining a calm and consistent breeze that characterizes much of the region's late summer and early autumn months. Following a slight uptick to 1.6 m/s in July, the wind speeds settle back into a soothing rhythm reminiscent of the preceding months. This trend of stability, with minimal fluctuations throughout the year, adds to the town’s serene ambiance, inviting residents and visitors alike to enjoy the cool, crisp air as the leaves begin their transition. While the winds may not be strong, they carry the promise of a vibrant fall, making September a delightful time to embrace the natural beauty that surrounds this charming Canadian locale.
The weather in Nelson 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 Nelson and find detailed weather information for every month.
September and January present stark contrasts in weather patterns. In September, temperatures range from a chilly minimum of -3°C (27°F) to a warm average of 11°C (53°F), peaking at a pleasant 29°C (85°F). During this month, the area experiences around 69 mm (2.7 in) of precipitation over 11 days, with humidity levels at 71%. Conversely, January is significantly colder, with temperatures plummeting to a minimum of -27°C (-17°F), averaging -7°C (20°F), and reaching a maximum of just 3°C (37°F). This month sees an increase in precipitation to 89 mm (3.5 in) spread over 14 days, and humidity rises to a notable 95%. For more detailed insights on weather changes, check out Nelson weather in January.
The weather in September features a broader temperature range, with minimums around -3°C (27°F) and maximums reaching up to 29°C (85°F), allowing for pleasantly warmer days with an average temperature of 11°C (53°F). In contrast, February brings significantly colder conditions, with temperatures dropping to a minimum of -28°C (-18°F) and only rising to a maximum of 7°C (46°F). While September experiences about 69 mm (2.7 in) of precipitation over 11 days, February sees slightly higher precipitation at 90 mm (3.5 in) over 15 days, all paired with higher humidity levels of 93% compared to September's 71%. For more information on February conditions, visit Nelson weather in February.
In comparing the weather of September and March, significant differences emerge. September offers a more temperate climate with average temperatures ranging from a chilly min of -3°C (27°F) to a warm max of 29°C (85°F), while March sees much colder conditions, with temperatures plummeting to a minimum of -20°C (-4°F) and an average of -1°C (30°F). Additionally, September experiences less precipitation, with 69 mm (2.7 in) falling over about 11 days, compared to March's higher 91 mm (3.6 in) on 16 days. Humidity also plays a role, being notably higher in March at 91%, compared to 71% in September. For a more detailed look at the conditions during March, you can visit Nelson weather in March.
When comparing the weather in September and April, it's clear that September tends to be milder and generally more pleasant. September experiences a greater temperature range, with minimums of -3°C and maximums reaching up to 29°C, while April's temperatures are much cooler, ranging from a minimum of -14°C to a maximum of 18°C. Additionally, September has an average temperature of 11°C compared to April's average of just 2°C. However, April sees more precipitation, with 89 mm over 16 days compared to September's 69 mm over 11 days, resulting in higher humidity levels in April at 88%, compared to 71% in September. For more detailed information on the weather in April, check out Nelson weather in April.
In comparing the weather between September and May, both months exhibit a wide temperature range, though September tends to be warmer overall. September's average temperature is slightly higher at 11°C (53°F) compared to May's 9°C (48°F), with maximum temperatures reaching 29°C (85°F) in September versus 26°C (78°F) in May. However, May experiences a slightly lower minimum temperature of -4°C (25°F) compared to September's -3°C (27°F). Precipitation levels are comparable, with September recording 69 mm (2.7 in) over 11 days, while May sees a bit more at 72 mm (2.8 in) over 13 days. Additionally, May's humidity is higher at 83% versus September's 71%, creating a more humid atmosphere during spring. For more details, you can check Nelson weather in May.
September and June present distinct weather patterns, with September generally offering a milder climate compared to the warmer conditions in June. In September, temperatures range from a minimum of -3°C (27°F) to a maximum of 29°C (85°F), with an average of 11°C (53°F). In contrast, June sees temperatures that can vary from a minimum of 0°C (32°F) to a scorching maximum of 38°C (100°F), averaging around 13°C (56°F). Precipitation is relatively close between the two months, with September receiving 69 mm (2.7 in) over 11 days, while June has slightly more at 79 mm (3.1 in) across 14 days. Additionally, humidity levels are relatively high in both months, with September at 71% and June at 80%. For more details on June's climate, you can check Nelson weather in June.
In comparing the weather of September and July, it's clear that July tends to be warmer, with average temperatures around 18°C (64°F) and highs reaching up to 37°C (99°F). In contrast, September has a milder average temperature of 11°C (53°F) and a maximum of only 29°C (85°F). Additionally, July experiences less precipitation, with about 38 mm (1.5 in) falling over just 7 days, whereas September sees greater rainfall, totaling 69 mm (2.7 in) over 11 days. Humidity levels are also higher in July at 82%, compared to September's 71%. For those interested in exploring more about the summer climate, you can check out Nelson weather in July.
In comparing the weather between August and September, notable differences emerge. August tends to be warmer, with minimum temperatures around 3°C (38°F), an average of 17°C (64°F), and maximums reaching up to 36°C (97°F). In contrast, September experiences cooler conditions, with minimum temperatures dropping to -3°C (27°F), an average of 11°C (53°F), and a maximum of 29°C (85°F). Precipitation is also more frequent in September, occurring over 11 days with a total of 69 mm (2.7 in), compared to only 5 days and 41 mm (1.6 in) in August. Despite the increased rainfall in September, humidity remains steady at 71% for both months. For a detailed look at August weather, you can visit Nelson weather in August.
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 11°C (53°F). The month also sees some precipitation, totaling 69 mm (2.7 in) over approximately 11 days, and a moderate humidity level of 71%. In contrast, October brings a more pronounced drop in temperatures, with nighttime lows reaching -14°C (6°F) and daytime highs averaging around 21°C (70°F), resulting in an overall average of just 3°C (38°F). The precipitation increases to 95 mm (3.7 in) spread over 14 days, accompanied by a higher humidity of 85%. This shift indicates a transition into deeper autumn conditions. For more detailed information on October weather in Nelson, you can refer to Nelson weather in October.
In September, the weather is considerably warmer, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 29°C (85°F), and an average of 11°C (53°F). There is moderate precipitation, totaling 69 mm (2.7 in) over about 11 days, with humidity levels at 71%. In contrast, November brings much colder conditions, where temperatures drop to between -14°C (7°F) and 9°C (49°F), resulting in an average of -1°C (30°F). Precipitation increases to 115 mm (4.5 in) over 18 days, and the humidity rises significantly to 90%. The stark differences in temperature and overall weather patterns highlight the transition from the late summer warmth of September to the chill of late fall in November. For more detailed insights, check Nelson weather in November.
When comparing the weather between September and December, the temperature shift is quite dramatic. September experiences a much milder climate, with average temperatures around 11°C (53°F) and highs reaching up to 29°C (85°F). In contrast, December brings the chill, with average temperatures dropping to -6°C (22°F) and maximums only reaching 7°C (45°F). Additionally, precipitation increases from 69 mm (2.7 in) over 11 days in September to 111 mm (4.4 in) over 17 days in December, coupled with a significant rise in humidity from 71% to a notable 96%. For those interested in specific December conditions, you can find more information here: Nelson weather in December.
As summer gives way to autumn, September in Nelson presents a unique climate characterized by a noticeable shift in temperature and humidity. The maximum temperatures begin to drop, averaging a comfortable warmth during the day while cool nights remind us of the impending season change. With precipitation occurring on about a third of the month, the landscape transforms, refreshing the vibrant colors of nature. This month tends to be more humid than the preceding summer, creating a crisp, invigorating atmosphere perfect for outdoor activities. To understand how these trends compare with other months throughout the year, visit Nelson Climate.