Last updated: April 28, 2025
September in Gananoque, Canada, offers a delightful mix of warm days and refreshing evenings, with daytime temperatures peaking at a maximum of 29°C (84°F) and an average hovering around 18°C (64°F). The month is marked by a minimum temperature of 4°C (40°F), making it a perfect time for those who enjoy the crispness of early autumn. However, expect some moisture, as rainfall totals reach 70 mm (2.8 inches) over the course of 9 days, with humidity levels resting at a comfortable 72%. Embrace the changing colors of the foliage, as September sets the stage for the beautiful transition into fall in this charming town.
As September rolls into Gananoque, a subtle shift in temperatures heralds the arrival of autumn. The month begins with mild mornings at a minimum of around 4°C (40°F), gradually giving way to pleasant afternoons characterized by an average of 18°C (64°F) and peaks reaching up to 29°C (84°F). This transition showcases a significant drop from the summer's warmth, as daylight starts to wane and the crispness of fall begins to tantalize the senses. With comfortable weather ideal for outdoor activities, September stands out as a month of balmy days and cool nights, inviting both residents and visitors to revel in the beauty of the changing season.
September marks a gentle transition in Gananoque's precipitation patterns, with 70 mm (2.8 in) of rain falling across 9 days—less than many preceding months. This decline is part of a broader trend as summer wanes, showcasing a noticeable drop from the more robust rainfall of 126 mm in July and 96 mm in August. With fall approaching, the milder precipitation hints at a shift, setting the stage for October's anticipated increase to 154 mm (6.0 in). This shift not only underscores the seasonal change but also invites residents and visitors alike to embrace the crisp air and vibrant autumn colors that follow.
In Gananoque, Canada, September brings a slight uptick in humidity, reaching 72%, a shift from the drier conditions of the summer months. Following the warmer days of July and August, when humidity levels hovered around 67%, this increase marks a transition towards the wetter fall season. Overall, humidity in Gananoque exhibits a notable pattern: it starts high at the beginning of the year, with January and February maintaining a consistent 93%, before gradually decreasing to a low in June and July. However, as autumn approaches, the humidity creeps back up, foreshadowing the dampness characteristic of October and the winter months ahead. This rhythm reflects the interplay between seasonal changes and local climate, providing a rich backdrop to the picturesque surroundings of Gananoque.
As September rolls into Gananoque, Canada, the UV Index dips slightly to 7, placing it in the high exposure category. This marks a shift from the very high levels seen throughout the summer months, where the index consistently hovered at 9. With a burn time of only 25 minutes, residents and visitors are reminded to maintain sun safety during outdoor activities. Compared to earlier months, this index indicates a transition from the peak summer sun, yet precautions remain essential as the sun's rays continue to pose a risk. For further insights on the UV Index throughout the year, be sure to check out Gananoque UV Index.
UV Risk Categories
As summer fades and autumn begins, September in Gananoque, Canada, basks in a glorious 288 hours of sunshine, offering a warm segue from the sun-soaked months of July and August. This month showcases a significant yet gentle decline in daylight from the peak of mid-summer, where sunshine hours reached an impressive 343. Compared to the earlier months, September maintains a robust level of sunlight, eclipsing the more muted hours of winter. The trend of gradually decreasing sunlight continues into October, but for now, September stands as a vibrant testament to nature's beauty—a perfect time to enjoy the stunning landscapes of Gananoque under the golden hue of early fall.
In Gananoque, Canada, September boasts a 41% chance of sunny weather, making it one of the more favorable months as summer transitions to autumn. As we observe the trends, there’s a noticeable peak in sunshine probability from late spring through late summer, with May to August showing a steady range between 40% and 45%. September maintains this favorable outlook, sitting just slightly below these summer months. Notably, this slight decline is followed by a drop in October, where the likelihood falls to 32%. Thus, September stands as a sweet spot for sun-seekers, offering ample opportunity to enjoy the warm lingering days before the cooler months set in.
As summer transitions to autumn in Gananoque, Canada, the daylight duration begins to wane. In September, residents enjoy 12 hours of daylight, a gentle decline from the 15 hours experienced in the peak summer months of June and July. This reduction sets the stage for the gradual retreat of daylight, with October experiencing a further decrease to 10 hours. The month of September thus represents a lovely balance, with sunlight still plentiful but hinting at the cozy, shorter days that follow as the year progresses. With each passing hour of sunlight, the vibrant colors of early autumn come alive, creating a picturesque backdrop for the changing season.
In September, Gananoque experiences a gentle uptick in wind, with an average speed of 3.4 m/s (8 mph), mirroring the stronger breezes of early spring. This slight increase brings a refreshing crispness to the air as summer wanes, inviting locals and visitors alike to embrace the outdoors. Following a quieter summer month, where winds dipped to 2.6 m/s (6 mph) in August, this transition hints at the climatic shift leading into the vibrant fall season. Notably, September's winds are similar to those in February and November, suggesting a rhythmic dance of seasonal changes that shape Gananoque’s enchanting landscape. As the leaves begin to turn and the air cools, the September winds not only enhance the beauty of the surroundings but also invigorate the spirit of adventure.
The weather in Gananoque 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 Gananoque and find detailed weather information for every month.
September and January present vastly different weather conditions. In September, temperatures range from a mild minimum of 4°C (40°F) to a warm maximum of 29°C (84°F), with an average temperature of 18°C (64°F). The month sees a total precipitation of 70 mm (2.8 in) over approximately 9 days, making it relatively pleasant with a humidity level of 72%. In sharp contrast, January experiences significantly colder temperatures, with a minimum dropping to -25°C (-12°F) and an average of -5°C (23°F), peaking at just 10°C (50°F). Precipitation is slightly higher at 79 mm (3.1 in) over 11 days, accompanied by higher humidity at 93%. For more details on the conditions in January, you can visit Gananoque weather in January.
September and February present stark contrasts in weather patterns. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 29°C (84°F), with an average of 18°C (64°F). The month sees about 70 mm (2.8 in) of precipitation over approximately 9 days, accompanied by a relatively moderate humidity level of 72%. In contrast, February is much colder, with temperatures plummeting to a low of -22°C (-8°F) and peaking at just 11°C (52°F), averaging -4°C (25°F). This winter month experiences around 78 mm (3.1 in) of precipitation spread over 13 days, with humidity levels rising to 93%. For more details, you can check Gananoque weather in February.
In comparing the weather of September and March, it's clear that these months present distinct climatic contrasts. September enjoys a mild average temperature of 18°C (64°F), with highs reaching up to 29°C (84°F), while March is much colder, with an average of 0°C (31°F) and maximum temperatures only peaking at 18°C (64°F). Precipitation levels are relatively comparable, with September receiving about 70 mm (2.8 in) over 9 days, and March slightly higher at 79 mm (3.1 in) over 10 days. Additionally, March has a higher humidity level at 86%, compared to September's 72%, contributing to its crisp, chilly atmosphere. For more detailed insights, check out Gananoque weather in March.
When comparing the weather in September and April, notable differences emerge. September typically enjoys milder conditions, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 29°C (84°F). This month sees around 70 mm (2.8 in) of precipitation over approximately 9 days and a humidity level of 72%. In contrast, April tends to be much cooler, featuring a minimum temperature of -6°C (21°F) and a maximum of 23°C (73°F), with average temperatures around 6°C (43°F). This month also experiences more rainfall, totaling 126 mm (5.0 in) over about 13 days, along with a slightly higher humidity of 82%. For more detailed information, you can check Gananoque weather in April.
In comparing the weather of September and May, September generally offers milder and warmer temperatures, with an average of 18°C (64°F) and maximums reaching up to 29°C (84°F). In contrast, May's temperatures are cooler on average, starting at a minimum of -1°C (31°F) and peaking at 28°C (83°F). Notably, May tends to experience slightly more precipitation, with 98 mm (3.9 in) over 12 days, compared to September's 70 mm (2.8 in) over 9 days. Humidity levels are quite similar, with September at 72% and May slightly higher at 75%. For more detailed information about May weather specifically, you can visit Gananoque weather in May.
In comparing the weather of September and June, we find that both months have similar average temperatures, hovering around 18°C (64°F). However, September tends to be warmer overall, with maximum temperatures reaching up to 29°C (84°F) compared to June's peak of 28°C (82°F). Precipitation is slightly higher in June, with 91 mm (3.6 in) falling over 11 days, while September sees less rainfall at 70 mm (2.8 in) across 9 days. Additionally, September exhibits a higher humidity level at 72%, compared to June's 68%. For more detailed information on June's weather patterns, you can check Gananoque weather in June.
September's weather tends to be more variable compared to July, with temperatures ranging from a cool 4°C (40°F) at night to a warm 29°C (84°F) during the day. This month sees an average temperature of 18°C (64°F) and experiences about 70 mm (2.8 inches) of precipitation over 9 days, coupled with a humidity level of 72%. In contrast, July typically offers warmer and more stable weather, with minimum temperatures around 14°C (58°F) and maximums peaking at 31°C (88°F). July has an average temperature of 22°C (72°F) and higher precipitation at 126 mm (5.0 inches) spread across 13 days, while maintaining a slightly lower humidity of 69%. For those looking for more specific details, you can check Gananoque weather in July.
In comparing the weather between August and September, notable differences emerge. August tends to be warmer, with average temperatures around 22°C (71°F) compared to September's milder average of 18°C (64°F). Moreover, August experiences a slightly higher maximum temperature of 30°C (86°F), while September peaks at 29°C (84°F). Precipitation levels are also distinct, with August receiving 96 mm (3.8 in) over 13 days, compared to September's lower total of 70 mm (2.8 in) over 9 days. Additionally, September's humidity is slightly higher at 72%, while August's humidity stands at 67%. For more detailed insights, you can check Gananoque weather in August.
September typically offers warmer weather with average temperatures ranging from a pleasant 18°C (64°F) to a maximum of 29°C (84°F), while nights cool down to around 4°C (40°F). In contrast, October sees a significant drop in temperatures, with averages falling to 11°C (53°F) and minimums dipping to -1°C (31°F). Additionally, October experiences a notable increase in precipitation, receiving 154 mm (6.0 inches) over 14 days compared to September's 70 mm (2.8 inches) across 9 days, contributing to a higher humidity level of 83%. For more detailed insights into the weather in October, you can visit Gananoque weather in October.
In September, the weather is generally mild, featuring average temperatures around 18°C (64°F) with highs reaching up to 29°C (84°F). The month experiences comparatively lower humidity at 72% and a total precipitation of 70 mm (2.8 in) over about 9 days. In contrast, November brings a significant drop in temperatures, with average lows plummeting to -12°C (10°F) and an average temperature of just 4°C (39°F). The month also sees increased humidity at 88% and more rainfall, totaling 114 mm (4.5 in) over 14 days. For a closer look at the conditions during this chillier month, you can check Gananoque weather in November.
September and December present starkly different weather conditions. 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 18°C (64°F). Rainfall is modest, totaling 70 mm (2.8 in) over approximately 9 days, accompanied by a relatively comfortable humidity of 72%. In contrast, December brings frigid temperatures that can drop as low as -23°C (-9°F), with an average of -1°C (30°F) and a maximum of only 13°C (57°F). Precipitation increases to 97 mm (3.8 in) over 12 days, and humidity rises to 89%, creating a noticeably harsher winter environment. For more detailed information on December conditions, visit Gananoque weather in December.
As September unfolds in Gananoque, there's a distinct shift from the warm exuberance of summer to the crispness of autumn. This month is characterized by a marked temperature range, with pleasant days giving way to cooler evenings, signaling nature's transition. While rainfall is notable, with several days experiencing precipitation, the humidity remains a comfortable 72%, making for refreshing outdoor activities amidst the early autumn scenery. For those curious about the nuanced climate patterns that define this charming town, further insights can be found at Gananoque Climate. Enjoy the essence of early fall in Gananoque!