Last updated: April 22, 2025
In September, Kingston, Canada experiences a delightful transition into autumn, marked by an average temperature of 17°C (64°F), with maximums reaching a warm 29°C (84°F) and occasional dips to a brisk 4°C (40°F). The month is characterized by 75 mm (3.0 in) of rainfall spread over 9 days, contributing to the region’s 72% humidity level. This blend of warm days and cooler evenings, coupled with sporadic rain, creates a refreshing atmosphere perfect for enjoying the stunning fall foliage and vibrant outdoor activities.
As September rolls into Kingston, Canada, temperatures begin to reflect the subtle shift from summer's warmth to the crispness of autumn. With a minimum of 4°C (40°F) and a comfortable average of 17°C (64°F), the month presents a delightful blend of mild days and refreshing nights. The maximum temperature of 29°C (84°F) still flirts with summer's lingering heat, creating opportunities for outdoor activities against a backdrop of changing leaves. This transitional month sets the stage for cooler October days, making September a sweet spot for enjoying the last vestiges of summer warmth before the chill takes hold.
In September, Kingston experiences a refreshing transition into autumn, characterized by 75 mm (3.0 in) of precipitation spread over 9 days. This marks a significant dip from the wetter months of summer, where July and August saw higher rainfall, averaging 123 mm and 98 mm, respectively. The reduced precipitation in September not only offers residents a brief respite but also hints at the cooling temperatures ahead. As the city prepares for the impending chill of October, which typically brings a considerable 153 mm (6.0 in) of rain over 14 days, September serves as a gentle reminder of the balance between warmth and the approaching fall weather. Overall, these trends suggest a gradual shift in Kingston’s climate as summer yields to autumn's embrace.
As summer fades, September in Kingston, Canada, brings a subtle shift in humidity, settling at 72%. This marks a departure from the drier months of summer, where humidity levels hovered around 67% to 69% in July and August. However, September's figure still remains significantly lower than the peak humidity levels experienced in the winter months, which can soar to 93% in January and February. The transition into autumn not only adds a crispness to the air but also hints at the rising moisture levels that characterize the upcoming fall. This gradual increase signals nature's shift as Kingston prepares for the wetter months ahead, reminding residents that the cozy sweaters and warm mugs are soon to make their seasonal debut.
As summer fades into autumn, September in Kingston, Canada, sees a moderate to high UV Index of 7, marking a slight decline from the peak summer levels of 9. With a burn time of just 25 minutes, residents and visitors should remain vigilant about sun protection during outdoor activities. This transition reflects a broader trend of decreasing UV exposure as we move from the intense heat of July and August back toward the cooler fall months. Nonetheless, with the UV Index still classified as high, it's crucial to stay informed and protect your skin. For more details on sun safety, check out the Kingston UV Index.
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As September rolls into Kingston, Canada, it marks a delightful transition from the sun-drenched days of summer, boasting 288 hours of sunshine. This month continues the strong streak established in July and August, which saw impressive totals of 343 and 330 hours respectively. The abundance of sunlight in September not only highlights the tail end of summer but also offers a gentle reminder of the seasonal shift ahead, as the number of sunlit hours gradually dips in October to 202. This gradual decline, from the peak summer highs to the crisper autumn days, paints a beautiful picture of Kingston's diverse weather patterns, inviting residents and visitors alike to enjoy the last golden rays before winter settles in.
September in Kingston, Canada, offers a moderate chance of sunny weather, with 42% likelihood of sunshine gracing the skies. This marks a slight increase from the summer months of July and August, which hover around 39% and 44%, respectively. As the season shifts towards autumn, it's clear that September continues the trend of favorable daylight hours, making it a delightful time for outdoor activities. The weather patterns suggest a transition from the peak summer warmth while still maintaining a decent chance of sunny days, allowing residents and visitors alike to enjoy the gentle onset of fall.
As summer fades into autumn, September in Kingston, Canada sees a delightful balance of daylight, offering about 12 hours of sun. This marks a gentle decline from the peak of 15 hours during the height of summer in July and June. The gradual reduction in daylight hours reflects a natural progression towards the cooler months, as the vibrancy of July and August transitions into the crisp beginnings of fall. With October presenting a further drop to 10 hours, September serves as a bridge, allowing residents to savor longer evenings while bidding farewell to the lush days of summer. This shift not only signals the changing seasons but also invites a cozy atmosphere, perfect for enjoying the rich tapestry of fall activities.
As the summer fades into autumn, September brings a refreshing shift in Kingston, Canada, with average wind speeds reaching 3.6 m/s (8 mph). This gentle breeze is a noticeable increase from the lighter winds of August, which averaged just 2.7 m/s (6 mph). Following a gradual rise throughout the spring, where winds peaked at 4.1 m/s (9 mph) in March, the late summer months heralded a brief lull before September’s invigorating gusts. As the leaves begin to turn, this uptick in wind speed hints at the coming changes, setting the stage for a crisp and vibrant fall. The consistent winds that follow in October and November suggest that Kingston’s autumn will be filled with the rustling sound of leaves, providing a scenic backdrop to this picturesque season.
The weather in Kingston 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 Kingston and find detailed weather information for every month.
In September, temperatures in Kingston exhibit a warm transition into autumn, ranging from a minimum of 4°C (40°F) to a maximum of 29°C (84°F), with an average of 17°C (64°F). The month sees approximately 75 mm (3.0 in) of precipitation over about 9 days, accompanied by a humidity level of 72%. In stark contrast, January presents a much colder scenario, with temperatures plummeting to a minimum of -25°C (-13°F) and averaging -5°C (23°F), peaking at only 9°C (48°F). The precipitation remains similar at 75 mm (3.0 in), but it's spread over 10 days, with significantly higher humidity at 93%. For a detailed look at the winter climate, visit Kingston weather in January.
September and February present contrasting weather conditions in Kingston. In September, temperatures range from a mild 4°C (40°F) at night to a warm 29°C (84°F) during the day, with an average of 17°C (64°F). This month sees about 75 mm (3.0 in) of precipitation over roughly 9 days and a humidity level of 72%. On the other hand, February experiences much colder temperatures, with lows plunging to -23°C (-8°F) and a high of just 10°C (50°F), averaging -4°C (25°F). Similar to September, February also has about 77 mm (3.0 in) of precipitation spread over 12 days, but with a significantly higher humidity of 93%. For a closer look at February's weather specifics, you can visit Kingston weather in February.
In September, temperatures in Kingston range from a mild 4°C (40°F) at night to a warm 29°C (84°F) during the day, with an average of 17°C (64°F). The month sees around 75 mm (3.0 in) of precipitation over 9 days, and humidity levels hover around 72%, providing a comfortable yet slightly humid environment. In contrast, March experiences much colder conditions, with temperatures dipping down to -18°C (1°F) at night and rising to a maximum of 17°C (62°F). The average temperature is -1°C (31°F), and while precipitation is similar at 77 mm (3.0 in) over 9 days, the higher humidity of 86% can make the chilly weather feel even brisker. For more details, visit Kingston weather in March.
When comparing the weather in September and April, there are notable differences in temperature and precipitation patterns. September enjoys milder temperatures, with a minimum of 4°C (40°F), an average of 17°C (64°F), and a maximum of 29°C (84°F), while April features cooler conditions, ranging from a minimum of -6°C (21°F) to a maximum of 22°C (71°F), with an average of only 6°C (43°F). In terms of precipitation, April is notably wetter, receiving 127 mm (5.0 in) over 12 days compared to September's 75 mm (3.0 in) across 9 days. Additionally, humidity levels tend to be slightly higher in April at 82%, compared to 72% in September. For more detailed information on April weather, you can visit Kingston weather in April.
In September, temperatures range from a cool 4°C (40°F) at night to a warm 29°C (84°F) during the day, with an average of 17°C (64°F). This month typically experiences around 75 mm (3.0 in) of precipitation over 9 days and humidity levels averaging 72%. In contrast, May sees even cooler minimum temperatures, dropping to -1°C (31°F), while daily highs reach up to 27°C (80°F), with an average of 13°C (55°F). May is also wetter, with 99 mm (3.9 in) of rainfall spread over 12 days, resulting in slightly higher humidity at 75%. For more detailed information, check out Kingston weather in May.
In September, temperatures in Kingston range from a minimum of 4°C (40°F) to a maximum of 29°C (84°F), with an average of 17°C (64°F). This month also experiences about 75 mm (3.0 in) of precipitation over 9 days, coupled with a humidity of 72%. In contrast, June offers slightly warmer conditions, with temperatures ranging from 4°C (40°F) to 28°C (83°F) and an average of 18°C (65°F). However, June sees more rainfall, with 96 mm (3.8 in) of precipitation over 11 days and slightly lower humidity at 68%. For more details, you can check Kingston weather in June.
In comparing the weather of September and July, July tends to be warmer overall, with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 31°C (88°F) and an average of 22°C (72°F). In contrast, September has cooler temperatures, with a minimum of 4°C (40°F), an average of 17°C (64°F), and a maximum of 29°C (84°F). Additionally, July experiences higher precipitation levels, with 123 mm (4.8 in) of rain over 12 days, compared to September's 75 mm (3.0 in) over 9 days. Humidity levels are also slightly higher in September at 72%, compared to July's 69%. For more detailed information about the weather in July, you can visit Kingston weather in July.
In comparing the weather between August and September, there are noticeable differences in temperature and precipitation. August tends to be warmer, with an average temperature of 22°C (71°F) and a maximum of 30°C (86°F), compared to September's average of 17°C (64°F) and a maximum of 29°C (84°F). Additionally, August experiences more precipitation at 98 mm (3.9 in) over 12 days, while September sees 75 mm (3.0 in) over 9 days. Humidity levels are slightly higher in September at 72%, compared to August's 67%. For more detailed information on August weather, visit Kingston weather in August.
September and October present a notable shift in weather patterns. In September, temperatures vary from a milder minimum of 4°C (40°F) to a maximum of 29°C (84°F), with an average temperature around 17°C (64°F). The month experiences approximately 75 mm (3.0 in) of precipitation over 9 days, with humidity levels at 72%. In contrast, October sees a significant drop in temperatures, with minimums dipping to -1°C (31°F) and an average of 11°C (53°F). The maximum temperature is also lower at 22°C (72°F). Rainfall increases as well, reaching 153 mm (6.0 in) over 14 days, and humidity rises to 83%. This transition marks a move into a cooler and wetter phase, which is characteristic of the fall season. For more details, check out Kingston weather in October.
September weather is characterized by a warming trend, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 29°C (84°F) and an average of 17°C (64°F). The month experiences moderate precipitation, totaling 75 mm (3.0 in) across about 9 days, and a humidity level of 72%, offering a pleasant late-summer feel.
In contrast, November ushers in much colder conditions, with temperatures dipping to a minimum of -13°C (9°F) and an average of just 4°C (39°F). The maximum temperature climbs to 17°C (63°F), but overall, November experiences higher precipitation levels of 106 mm (4.2 in) over approximately 13 days, along with increased humidity at 88%. This stark shift highlights November's transition towards winter and the need for warmer clothing. For more details, check out Kingston weather in November.
September and December present strikingly different weather conditions. In September, temperatures range from a mild minimum of 4°C (40°F) to a pleasant maximum of 29°C (84°F), with an average of 17°C (64°F), accompanied by about 75 mm (3.0 in) of precipitation over 9 days and a humidity level of 72%. In stark contrast, December brings frigid temperatures, with lows plunging to -26°C (-14°F) and highs peaking at only 13°C (56°F), producing an average temperature of -2°C (29°F). Precipitation increases slightly to 93 mm (3.7 in) over 11 days, and humidity rises to 89%. For a detailed look at the weather specifics in December, you can visit Kingston weather in December.
As September unfolds in Kingston, the weather begins to transition from the warmth of summer to the crispness of autumn. With temperatures averaging a comfortable 17°C (64°F), it offers a pleasant reprieve that distinguishes it from the hotter summer months. While you might still enjoy the occasional warm day peaking at 29°C (84°F), the nights can feel brisk as temperatures can drop to 4°C (40°F). Additionally, the month brings about 75 mm of precipitation over 9 days, contributing to a higher humidity level of 72%. This blend of warmer and cooler days creates a unique atmosphere as the leaves start to change, making September a beautiful and noteworthy month in Kingston. For more details on how the climate shifts throughout the year, visit Kingston Climate.