Last updated: August 21, 2025
September in Guangdongdi, China showcases a dynamic weather profile, where temperatures can soar to a maximum of 38°C (100°F) while averaging a pleasant 20°C (68°F). Even during this warm month, the region experiences a refreshing drop to a minimum of 3°C (38°F). Humidity sits at a comfortable 47%, complementing the subtropical climate. With an average precipitation of 19 mm (0.8 in) spread over 3 days, September offers occasional respite from the heat, making it an ideal time for outdoor exploration amid the lush scenery.
In September, Guangdongdi, China experiences a gentle transition from the sweltering summer heat to the crispness of autumn. With average temperatures hovering around 20°C (68°F), the city showcases a comfortable climate ideal for outdoor activities. The minimum temperature dips to 3°C (38°F), while the maximum can still reach up to 38°C (100°F), reflecting the lingering warmth from the previous months. This seasonal shift also marks the gradual decline of extreme heat seen in July and August, as the landscape transforms, making way for cooler evenings and the vibrant colors of fall. The month strikes a perfect balance, inviting both locals and visitors to embrace the mild weather before the chill of October's approach.
In September, Guangdong experiences a notable shift in its precipitation patterns, receiving about 19 mm (0.8 in) of rainfall over three days. This modest amount marks a slight decrease from the 20 mm (0.8 in) recorded in August, suggesting a gradual transition from the summer months. Despite this dip, September's precipitation continues to contribute to the region's lush greenery as it falls just below the higher totals seen in the spring. Comparatively, the rainy season appears to maintain a steady rhythm, with relatively consistent rainfall that supports local agriculture and ecosystems. As the month progresses and the weather begins to cool, the lingering humidity paired with these rainfall totals creates a dynamic that sets the stage for the upcoming months, which typically see a rise in precipitation once again.
In September, humidity in Guangdong, China, begins to rise again, reaching 47%. This marks a slight increase from the summer months, which saw a notably low point of 34% in June, followed by modest fluctuations of 37% and 40% in July and August, respectively. The transition into autumn brings a gradual return to higher humidity levels, setting the stage for October's 60%. The trend reflects a more temperate climate as the year progresses, with humidity levels consistently escalating from the dry heat of late spring and summer towards the more humid months of late fall. As the seasons shift, residents can expect a more comfortable atmosphere, albeit with an impending increase as the cooler months approach.
September in Guangdongdi, China, marks a transition from the intense summer sun, with a UV Index of 7, categorized as high. This reflects a slight decrease from August's peak of 8, yet sun exposure remains a significant concern, allowing for just 25 minutes of safe unprotected sun time. As summer wanes, there's a notable trend towards milder UV levels, with values gradually dropping as the year progresses; however, caution is still advised during this time. Whether you're enjoying outdoor activities or simply soaking up the rays, it's essential to stay informed about UV exposure to protect your skin. For more details on the UV Index trends throughout the year, visit Guangdongdi UV Index.
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September in Guangdong, China, basks in plentiful sunshine, with 336 hours of glorious sunlight gracing the skies. This month serves as a gentle transition from the peak summer brightness in July, where the sun shone for an impressive 399 hours, to the more muted hues of autumn. Compared to the vibrant summer months, September retains a healthy dose of sunshine, slightly lower than August's 379 hours, indicating that while the days begin to shorten, the warmth of summer still lingers. Observing the broader trends throughout the year, it’s clear that sunshine peaks in the height of summer, gradually receding as the seasons change, yet September still holds its ground with an abundance of sunlight that brightens the early autumn days.
In September, Guangdongdi, China, enjoys a notable increase in sunshine, with the likelihood of sunny weather rising to 68%. This marks a significant leap from the earlier months of the year, where chances hover between 19% in January and 22% in February. As spring transitions into summer, the sunny outlook gradually improves, peaking in September before slightly declining in October and November. This trend highlights September as one of the most favorable months for sun-seekers in the region, making it an ideal time for outdoor activities and exploration amidst the warm and inviting backdrop of early autumn.
As summer wanes in Guangdong, China, September marks a subtle transition, offering 12 hours of daylight. This decrease from the peak 15 hours in June and July signals the onset of autumn, with daylight gradually diminishing as the year progresses. Following this month, October will further reduce the sunlight to 10 hours, while winter approaches with its 9-hour daylight in November and January. The shifting daylight hours reflect a natural rhythm, as the vibrant warmth of summer gives way to the cooler, shorter days of the upcoming seasons, creating a dynamic tapestry of light throughout the year.
In September, the winds in Guangdong, China, exhibit a gentle decline with an average speed of 2.3 m/s (5 mph), slightly lower than the bustling breezes of summer. This transition marks a gradual tapering from the peak of 3.3 m/s (7 mph) in May, creating a soothing atmosphere as the region shifts from the hot, humid days of summer towards the cooler embrace of autumn. The wind speeds in September reflect a consistent pattern observed over the months, where the springtime and early summer gusts give way to milder currents, with speeds ranging around 2.2 to 2.4 m/s stretching into the fall. This serene yet dynamic shift heralds the change of seasons, inviting both locals and visitors to enjoy the refreshing air as it dances through the vibrant landscapes of Guangdong.
Weather in Guangdongdi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Guangdongdi, focusing on differences in temperature, rainfall, humidity, and UV levels.
September weather presents a stark contrast to that of January. In September, temperatures can range from a mild 3°C (38°F) at night to a scorching 38°C (100°F) during the day, with an average of 20°C (68°F). The month experiences relatively low precipitation of 19 mm (0.8 in) over just three days, coupled with a moderate humidity level of 47%. In sharp contrast, January brings frigid temperatures, with a minimum of -34°C (-29°F) and an average of -17°C (2°F), reaching a maximum of just 0°C (32°F). Precipitation is notably lower at 5 mm (0.2 in) occurring over only one day, while humidity rises to 71%. The weather dynamics between these two months highlight the dramatic seasonal shift. For more details, you can check out Guangdongdi weather in January.
In comparing the weather between September and February, one can observe striking differences. September boasts a mild temperature range with minimums of 3°C (38°F) and maximums reaching a scorching 38°C (100°F), while the average temperature settles around a comfortable 20°C (68°F). The month experiences minimal precipitation of 19 mm (0.8 in) over just three days, coupled with a relatively low humidity of 47%.
Conversely, February presents a starkly different climate. With minimum temperatures plummeting to -29°C (-19°F) and a maximum of only 9°C (48°F), the chilly average of -11°C (13°F) creates a frigid atmosphere. Precipitation is much lighter at just 6 mm (0.2 in) spread over only one day, and the humidity rises to 66%, adding a damp chill to the air. For more detailed information about the winter climate, you can check Guangdongdi weather in February.
September and March present contrasting weather conditions. In September, temperatures range from a mild low of 3°C (38°F) to a scorching high of 38°C (100°F), with an average of 20°C (68°F) and relatively low precipitation of 19 mm over three days. The humidity sits around 47%, offering a warm and dry atmosphere. In contrast, March features much colder temperatures, with a minimum of -19°C (-2°F) and a maximum of 23°C (73°F), averaging only 4°C (39°F). Precipitation is slightly lower at 12 mm across three days, but humidity increases to 54%, contributing to a brisk and chilly environment. For more detailed information, you can check Guangdongdi weather in March.
September and April present distinct weather patterns that highlight the transition from summer to fall and early spring. In September, temperatures range from a minimum of 3°C (38°F) to an average of 20°C (68°F), with a high reaching 38°C (100°F). The month is relatively dry with only 19 mm of precipitation over 3 days, maintaining a humidity level of 47%. In contrast, April records a minimum temperature of 0°C (32°F) and a cooler average of 15°C (59°F), with maximum temperatures hitting 36°C (96°F). Precipitation is higher, at 31 mm across 5 days, and humidity slightly increases to 49%. This variance between the months illustrates the gradual warming trend leading into summer in September and the cooler, wetter conditions typically associated with early spring in April. For more detailed information, visit Guangdongdi weather in April.
In comparing the weather of September and May, both months experience similar temperature ranges, with September averaging 20°C (68°F) and May slightly warmer at 21°C (71°F). However, September tends to be drier with only 19 mm (0.8 in) of precipitation over 3 days, while May sees more rain, totaling 33 mm (1.3 in) over 6 days. Humidity remains fairly consistent, with September at 47% and May a touch lower at 41%. For a detailed look at May weather, you can check Guangdongdi weather in May.
In comparing the weather between September and June, we see some notable differences. September experiences a broader temperature range, with a minimum of 3°C (38°F) and an average of 20°C (68°F), reaching a maximum of 38°C (100°F). In contrast, June presents a milder minimum of 8°C (48°F) but has a higher average temperature of 25°C (78°F) and a peak of 39°C (103°F). Precipitation levels are similar, with September receiving 19 mm (0.8 in) over 3 days, while June has slightly less at 17 mm (0.7 in) but over more days, totaling 5. Additionally, June has lower humidity at 34%, compared to September's 47%. For more detailed insights, you can explore Guangdongdi weather in June.
When comparing the weather in September and July, significant differences are evident. September experiences a wider temperature range with minimums of 3°C (38°F) and maximums reaching up to 38°C (100°F), while the average temperature sits at a milder 20°C (68°F). In contrast, July is considerably warmer overall, boasting a minimum of 12°C (53°F), an average of 29°C (84°F), and maximum temperatures that can soar to 43°C (109°F). Precipitation patterns also differ; September sees more rain with 19 mm (0.8 in) over 3 days, compared to July's lighter 9 mm (0.3 in) falling on just 1 day. Humidity levels are slightly higher in September at 47%, compared to July's 37%. For more detailed information about July weather conditions, you can check Guangdongdi weather in July.
In September, temperatures in Guangdongdi often range from a cool minimum of 3°C (38°F) to a maximum of 38°C (100°F), with an average temperature of 20°C (68°F). The month experiences slightly less precipitation than August, totaling 19 mm (0.8 in) over 3 days, and the humidity levels sit at 47%. In contrast, August sees a higher average temperature of 26°C (79°F) and a minimum of 12°C (54°F), while the maximum can reach 40°C (104°F). The precipitation in August is slightly higher at 20 mm (0.8 in) over 4 days, accompanied by lower humidity at 40%. For more detailed weather information, you can check Guangdongdi weather in August.
September and October present a notable contrast in weather patterns. September boasts warmer temperatures with a minimum of 3°C (38°F) and an average of 20°C (68°F), reaching highs of up to 38°C (100°F). In terms of precipitation, September sees around 19 mm (0.8 in) over 3 days, while humidity remains relatively low at 47%. In contrast, October experiences a significant drop in temperatures, with a minimum of -3°C (26°F) and an average of 10°C (51°F), peaking at 28°C (83°F). Precipitation increases slightly to 21 mm (0.8 in) over 5 days, and humidity rises to 60%, marking a shift towards a cooler and wetter month. For more details, you can visit Guangdongdi weather in October.
September and November present contrasting weather patterns, showcasing the shift from late summer to early winter. In September, temperatures range from a mild 3°C (38°F) at night to an average of 20°C (68°F) during the day, peaking at a sweltering 38°C (100°F). The month sees limited rainfall of 19 mm (0.8 in) over just 3 days, accompanied by relatively low humidity at 47%. In stark contrast, November brings a dramatic drop in temperatures, with lows reaching -16°C (4°F) and an average of -1°C (30°F), while the maximum temperature caps at a moderate 19°C (67°F). Precipitation remains similar with 17 mm (0.7 in) over 4 days, but humidity rises significantly to 65%. For a comprehensive look at November's conditions, you can visit Guangdongdi weather in November.
September and December offer stark contrasts in weather. September boasts a wide temperature range, with minimums around 3°C (38°F) and maximums reaching up to 38°C (100°F), resulting in an average temperature of 20°C (68°F). The month experiences relatively low precipitation of 19 mm (0.8 in) over three days and moderate humidity at 47%. In contrast, December plunges into winter, with temperatures dropping significantly; the minimum can reach a chilling -31°C (-24°F) and the maximum only rises to 1°C (34°F), averaging -13°C (9°F). Precipitation is lower at 8 mm (0.3 in) over two days, but humidity is higher at 69%. For a closer look at December weather specifics, visit Guangdongdi weather in December.
As September unfurls in Guangdongdi, it brings a unique transition from the sweltering heat of summer to the mild beginnings of autumn. The weather features a pleasant average temperature of 20°C (68°F), offering a refreshing change that differentiates it from the scorching highs of previous months. While the maximum temperatures can still peak around 38°C (100°F), the overall drop in humidity and minimal precipitation, with just three rainy days, enhances the outdoor experience. This month is a delightful blend of warmth and comfortable conditions, making it an inviting time for visitors and locals alike. For more detailed insights, be sure to explore the full Guangdongdi Climate page.