Last updated: August 28, 2025
In September, Canelones, Uruguay experiences a delightful transition into spring, characterized by a temperature range from a minimum of 2°C (36°F) to a maximum of 30°C (85°F), with an average temperature settling around 14°C (58°F). This month sees 82 mm (3.2 in) of precipitation spread over 7 days, creating a lush, green landscape. The humidity levels hover at a comfortable 76%, making it an ideal time for outdoor activities amidst the refreshing spring air.
In September, Canelones, Uruguay begins to transition from the chill of winter into the welcoming warmth of spring. With minimal temperatures rising to around 2°C (36°F) and average highs reaching a comfortable 30°C (85°F), it’s a time when the city shakes off its cooler months. The average temperature sits pleasantly at 14°C (58°F), allowing residents and visitors to enjoy milder weather while the days grow longer. This shift not only heralds the arrival of blossoms and vibrant green landscapes but also invites outdoor activities, making September a delightful month to experience the charm of Canelones.
September in Canelones, Uruguay, ushers in a shift in the annual precipitation patterns with 82 mm (3.2 in) of rainfall recorded over 7 days. This month marks a slight decrease from the wetter months of May through August, yet it maintains a consistent level of moisture that supports the transition into spring. The precipitation is part of a broader trend where late winter to early spring tends to showcase moderate rainfall, laying the groundwork for the lush growth of the season ahead. Comparatively, the rainfall in September is almost on par with other early spring months, like March, demonstrating the region's reliance on consistent precipitation as it moves toward the warmer months.
In Canelones, Uruguay, September marks a transition in humidity levels, with an average of 76%—slightly lower than the peak of the autumn months but still considerably high. Following a slight dip from the humid peak of 82% in May, the air remains rich with moisture as spring unfolds. This gradual decline is notable from the summer months, with February reaching 69% and March hitting 73% before the humidity creeps back up in April. As September blooms, the subtropical climate continues to offer a balmy atmosphere, setting the stage for a vibrant spring, while hinting at the more temperate climate of the upcoming months.
In September, Canelones, Uruguay, sees a notable shift in its UV Index, pegged at 8, which falls into the very high exposure category. This marks a transition from the moderate conditions of winter, with April to August showcasing lower indices and longer burn times. With a burn time of just 15 minutes, September heralds the onset of spring, urging residents and visitors to be more vigilant about sun protection. As temperatures climb and sunlight becomes more intense, staying informed about the UV Index will help ensure safe outdoor activities. For more detailed information on UV exposure, check out Canelones UV Index.
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As September arrives in Canelones, Uruguay, the sun begins to shine a bit more brightly, offering residents 250 hours of sunshine—a welcome transition from the winter months. This reflects a noticeable uptick from the relatively lower totals of late autumn and winter, where sunshine dipped to around 205-231 hours. The gradual increase continues into October, where the sun rewards the region with 298 hours, hinting at the promise of a vibrant spring ahead. While September sees a modest rise compared to August's 242 hours, it marks the beginning of a trend leading into the sunnier months of the year. Visitors and locals alike can enjoy the warming rays as they signal the approach of longer, brighter days.
In Canelones, Uruguay, the likelihood of sunny weather shows a clear seasonal trend, peaking in the warmer months. January boasts a promising 62% chance of sunshine, gradually tapering to 53% in February and 45% by March, as summer transitions to autumn. Interestingly, April sees a resurgence of sunny days at 64%, only to be followed by a dip in May and June, when chances drop to 51% and 41%, respectively. As winter gives way to spring, July and August experience slight improvements, with chances rising to 58% and 54%. However, by September, the likelihood of sunny weather drops significantly to 35%, making it one of the cloudier months of the year. A bright October follows, as the chance of sun rebounds to 64%, signaling a return to sunnier days. This fluctuation underscores the changing seasons, reflecting how Canelones' weather plays a crucial role in outdoor plans throughout the year.
As September arrives in Canelones, Uruguay, daylight begins its gentle shift, providing about 11 hours of sunlight each day. This marks a transition from the shorter days of winter, with June and July offering only 9 to 10 hours of daylight. As we move from the chill of winter into the warmth of spring, September's daylight duration hints at longer, brighter days ahead. Following this month, daylight will further increase in October and November, peaking at 14 hours in December. Overall, this gradual elongation of daylight not only brightens the landscape but also lifts spirits as nature awakens from its winter slumber.
As September arrives in Canelones, Uruguay, the wind begins to pick up, with average speeds around 4.0 m/s (9 mph), marking a notable shift from the milder breezes of the preceding months. This increase in wind speed reflects a trend that peaks in winter, with July and November also recording robust averages of 4.1 m/s (9 mph). Interestingly, while the summer months of January and February feature gentler winds around 3.5 to 3.7 m/s, September strikes a balance between late winter’s vigor and the gentler winds of spring, creating a refreshing atmosphere. Overall, the coastal climate of Canelones in September beckons to those who appreciate the invigorating embrace of this early spring wind, setting a lively tone for the upcoming warmer months.
Weather in Canelones varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Canelones, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather conditions in Canelones. In September, temperatures range from a chilly minimum of 2°C (36°F) to a more pleasant average of 14°C (58°F), reaching a maximum of 30°C (85°F). The month sees an average precipitation of 82 mm (3.2 in) over 7 days, accompanied by humidity levels around 76%. In stark contrast, January features milder temperatures, with a minimum of 10°C (51°F) and an average of 24°C (75°F), peaking at a scorching 41°C (106°F). Precipitation decreases to 69 mm (2.7 in) over just 6 days, and humidity drops to 63%. For a detailed overview, check out Canelones weather in January.
In September, temperatures in Canelones vary from a chilly minimum of 2°C (36°F) to a warm maximum of 30°C (85°F), with an average of 14°C (58°F). The month experiences about 82 mm (3.2 in) of precipitation over 7 days, accompanied by relatively high humidity levels at 76%. In contrast, February brings much warmer weather, with a minimum of 10°C (50°F) and a maximum of 36°C (97°F), averaging 23°C (73°F). Although February sees slightly more precipitation at 90 mm (3.5 in) over 9 days, the humidity drops to 69%. For more details about February weather, you can visit Canelones weather in February.
September and March present distinct weather characteristics that reflect the transitional seasons. In September, temperatures range from a chilly minimum of 2°C (36°F) to a warm maximum of 30°C (85°F), with an average of 14°C (58°F), while March boasts milder temperatures with a minimum of 8°C (47°F) and a maximum of 34°C (93°F), averaging 21°C (70°F). Both months receive similar levels of precipitation, around 80-82 mm (3.2 in), but September experiences rain on approximately 7 days compared to 9 days in March. Additionally, September maintains a higher humidity level of 76% compared to March’s 73%. For more details about March weather, check out Canelones weather in March.
When comparing the weather in September and April, both months exhibit mild temperatures and a similar level of precipitation. September has a broader temperature range, with a minimum of 2°C (36°F) and a maximum of 30°C (85°F), averaging around 14°C (58°F). In contrast, April's temperatures are generally warmer, ranging from a minimum of 6°C (43°F) to a maximum of 34°C (93°F), with an average of 18°C (65°F). Additionally, both months experience similar precipitation levels, with September slightly wetter at 82 mm (3.2 in) compared to April's 76 mm (3.0 in). Humidity levels remain high in both months, with September at 76% and April at 79%. For more detailed insights into April's climate, you can check Canelones weather in April.
In comparing the weather patterns of September and May, we observe that both months have an average temperature of 14°C (58°F). However, September features a broader temperature range, with a minimum of 2°C (36°F) and a maximum of 30°C (85°F), while May has slightly milder conditions, with temperatures ranging from 3°C (37°F) to 27°C (81°F). Precipitation levels are higher in May, totaling 112 mm (4.4 in) compared to September's 82 mm (3.2 in), and both months experience precipitation on about 7 days. Humidity is also marginally higher in May, reaching 82% compared to September's 76%. For more detailed insights into the weather, check out Canelones weather in May.
In comparing the weather of September and June, we see that September boasts a wider temperature range, with minimums at 2°C (36°F) and maximums reaching 30°C (85°F), compared to June's minimum of 0°C (32°F) and maximum of 26°C (80°F). The average temperature in September is slightly warmer at 14°C (58°F) versus June's 12°C (54°F). Precipitation levels are also notable, with September receiving around 82 mm (3.2 in) over 7 days, while June has slightly higher precipitation at 95 mm (3.8 in) across 8 days. Moreover, humidity levels are fairly similar, with September at 76% and June slightly higher at 80%. For more detailed insights into June weather, you can refer to Canelones weather in June.
In comparing the weather of September and July, one can observe distinct seasonal changes. September boasts a wider temperature range, with minimums at 2°C (36°F), averages around 14°C (58°F), and maximums reaching 30°C (85°F). In contrast, July has lower temperatures, starting from a minimum of -1°C (30°F) and peaking at 26°C (79°F) with an average of 11°C (52°F). Additionally, September experiences slightly less precipitation, totaling 82 mm (3.2 in) over 7 days, compared to July's 98 mm (3.9 in) over 9 days. Humidity levels are also marginally higher in September at 76%, compared to 72% in July. For more detailed weather information specifics in July, you can visit Canelones weather in July.
In September, the weather sees a slight increase in temperatures compared to August, with minimums of 2°C (36°F) and maximums reaching up to 30°C (85°F), resulting in an average of 14°C (58°F). This contrasts with August's cooler temperatures, where the minima dipped to -1°C (30°F) and the maxima peaked at 26°C (80°F), giving an average of 12°C (54°F). Although both months experience similar levels of precipitation, September records 82 mm (3.2 in) over 7 days, slightly less than August's 87 mm (3.4 in) for the same duration. Humidity also rises in September to 76%, up from August's 72%. For more insights on the weather, you can check (Canelones weather in August)(/weather/uruguay/canelones/canelones-august.html).
In September, the weather features temperatures ranging from a chilly 2°C (36°F) to a warm 30°C (85°F), with an average of 14°C (58°F). The month sees about 82 mm (3.2 in) of precipitation over 7 days, contributing to a relatively high humidity level of 76%.
In contrast, October brings slightly warmer temperatures, with a minimum of 3°C (38°F) and a maximum of 34°C (93°F), leading to an average of 16°C (62°F). However, it also brings increased precipitation, totaling 90 mm (3.5 in) across 10 days, while humidity drops to a more comfortable 71%. For more detailed information on this month's weather, you can check out Canelones weather in October.
September and November weather exhibit notable differences in temperature and humidity. In September, temperatures range from a minimum of 2°C (36°F) to a maximum of 30°C (85°F), with an average of 14°C (58°F) and a higher humidity level of 76%. In contrast, November brings warmer conditions, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 35°C (96°F), averaging 20°C (67°F), while humidity decreases to 68%. Additionally, September experiences slightly more precipitation at 82 mm (3.2 in) compared to November's 67 mm (2.7 in), although both months see precipitation over 7 days. For more detailed information, you can check Canelones weather in November.
In September, the weather transitions from cooler to warmer temperatures, with a minimum of 2°C (36°F) and highs reaching up to 30°C (85°F), leading to an average of 14°C (58°F). September experiences relatively high humidity at 76%, along with 82 mm (3.2 in) of precipitation over 7 days. In contrast, December showcases milder conditions with a minimum temperature of 8°C (47°F) and maximums soaring to 36°C (98°F), yielding an average temperature of 22°C (72°F). Although December has lower precipitation at 65 mm (2.6 in), the humidity drops to 65%, making it feel less uncomfortable than the preceding month. For more detailed weather insights, check out Canelones weather in December.
As September unfolds in Canelones, the transition from winter to spring becomes evident, with temperatures gradually rising and creating a refreshing atmosphere. While maximum temperatures can reach a balmy 30°C, the average feels more moderate at around 14°C, allowing for pleasant days and cool nights. September stands out with its mix of crispness and warmth, contrasting with the chillier winter months that preceded it. Additionally, while the region experiences an average of seven days of rainfall, the charm of spring brings a rejuvenating feel to the landscape. With humidity levels around 76%, it's an ideal time for those looking to enjoy the budding beauty of Canelones. For a deeper understanding of what to expect throughout the year, explore Canelones Climate.