Last updated: August 21, 2025
In September, Haitangwan, China, experiences a blend of warm temperatures and notable rainfall, making it a unique time to visit. With maximum temperatures reaching 32°C (90°F) and an average of 27°C (81°F), the days can be quite warm, while evenings cool down to a comfortable 23°C (74°F). The area faces substantial precipitation, totaling 203 mm (8.0 in) over the month, distributed across 24 days. This results in an average humidity level of 82%, creating a lush and vibrant landscape, albeit with the likelihood of rain. Visitors should prepare for both sunny and overcast days, ensuring a memorable experience amidst the dynamic September weather.
In Haitangwan, China, September marks a transition into slightly cooler temperatures, though the warmth of summer lingers. With a minimum temperature of 23°C (74°F) and an average of 27°C (81°F), the weather remains pleasant and inviting. The maximum temperature reaches 32°C (90°F), allowing for plenty of sunshine while ushering in a hint of autumnal freshness. As September unfolds, the noticeable drop from the consistently high summer temperatures signals a shift, creating a delightful atmosphere for outdoor activities and exploration. This month exemplifies a balanced blend of summer's lingering warmth and the softer touch of autumn, making it an ideal time to enjoy the natural beauty of the region.
In September, Haitangwan experiences a notable level of precipitation, with an average of 203 mm (8.0 in) spread over roughly 24 days, marking a continuation of the region's wet season. Following the intense rainfall of July and August, which typically see over 250 mm and 235 mm, respectively, September's rainfall slightly decreases but remains significant. This transition reflects a gradual retreat from the summer monsoon, yet the rainfall is still substantial enough to sustain the lush landscapes that characterize this coastal setting. As the months progress toward October, precipitation levels show a gentle decline to 201 mm (7.9 in), hinting at the onset of drier conditions with fewer rainy days ahead. Overall, September stands out as a critical month for both water resources and agricultural practices in Haitangwan, paving the way for the seasonal shifts that follow.
In September, Haitangwan, China, experiences a humidity level of 82%, marking a slight decline from the peak months of July and August, which saw a significant 87% humidity. This decrease suggests a gradual transition towards the drier autumn months, following the summer's sultry embrace. With humidity steadily rising from 70% in January to the summer highs, there's a clear trend of increasing moisture content leading into the warmest months. As the year progresses into October, humidity is projected to drop further to 80%, hinting at the onset of cooler, more comfortable weather ahead. Overall, September’s humidity balances the lingering warmth of summer while paving the way for the refreshing changes of fall.
As September rolls into Haitangwan, China, the UV Index remains a striking 13, classifying it within the extreme exposure category, with a modest burn time of just 10 minutes. This marks a slight decline from the peak levels observed during the summer months, where the index surged to 14 from May through August. However, despite this small dip, September still demands vigilant sun protection, echoing the consistent trend of high UV exposure typical of this region. As the months transition, one can expect a gradual decrease in UV levels leading into October. For more detailed insights, explore the Haitangwan UV Index.
UV Risk Categories
As the vibrant summer months give way to September in Haitangwan, the region continues to bask in generous sunshine, recording 293 hours of sunlight. This month sees a slight dip compared to the sun-drenched peaks of May and July, which boast over 320 hours, yet it remains comfortably above the winter months. The gradual decline from 325 hours in May to September's figure highlights a seasonal transition, with autumn casting a golden hue on the landscape. Despite the decreased hours, September still offers a delightful contrast to the heavier cloud cover of November and December, promising beautiful days as summer and fall intertwine. Embrace this month as it captures the lingering warmth of summer while gently ushering in the crisp freshness of autumn.
September in Haitangwan, China, sees a 32% chance of sunny weather, marking a gradual decline in sunshine as the summer months come to an end. After experiencing a peak in brightness during the winter months, January boasts a 52% chance, while February follows closely at 60%. However, as the year progresses into the warmer months, the likelihood of sunny days dips, reaching a low of 17% in June and 19% in August. This downward trend somewhat stabilizes as September rolls in, but the 32% chance indicates that sunshine is still a bit elusive. With October further decreasing to 23%, it's clear that the warm, bright days of summer are gradually fading, inviting a more unpredictable autumn backdrop.
In Haitangwan, China, September marks a delightful transition as daylight duration levels off at 12 hours, mirroring the fullness of spring and summer. Following the peak daylight months of June and July, which offer 13 hours of sunshine, September retains a generous amount of light, setting a tranquil tone as the year begins to shift towards autumn. This stabilizing trend of 12 hours continues into August, before tapering off in October, where daylight returns to 11 hours. Overall, the gradual ebb of daylight throughout the year creates a rhythmic pattern, enhancing the natural beauty and ambience of this coastal locale.
As September rolls in at Haitangwan, China, the average wind speed dips slightly to 2.4 m/s (5 mph), echoing the calm atmosphere of late summer. This gentle breeze follows a consistent trend observed from April to August, where wind speeds hovered around 2.6 m/s (6 mph), creating a serene backdrop for beachgoers. However, as autumn approaches, a noticeable shift occurs; the winds will soon pick up, with October ushering in a brisker pace of 3.7 m/s (8 mph). This gradual increase in wind speed through the remaining months hints at the changing seasons, encouraging locals and visitors alike to embrace the vibrant transition from summer’s warmth to the crisp embrace of fall.
Weather in Haitangwan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Haitangwan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather patterns. September boasts a warm climate with minimum temperatures around 23°C (74°F) and averages reaching 27°C (81°F), peaking at 32°C (90°F). However, it is also a rainy month, experiencing high precipitation levels of 203 mm (8.0 in) over 24 days, coupled with high humidity at 82%. In contrast, January experiences much cooler temperatures, with a minimum of 9°C (49°F), an average of 20°C (68°F), and a maximum of 26°C (80°F). It is significantly drier during this month, receiving only 19 mm (0.7 in) of precipitation over just 4 days, alongside lower humidity at 70%. For more details, check out Haitangwan weather in January.
September and February offer contrasting weather experiences. In September, temperatures are notably warmer, with average highs reaching 32°C (90°F) and a high level of humidity at 82%. This month also sees significant rainfall, with approximately 203 mm (8.0 in) spread across 24 days. Conversely, February presents a much cooler and drier climate, with average temperatures peaking at 27°C (81°F) and much lower precipitation at just 33 mm (1.3 in) over 6 days. The humidity is also reduced, sitting at 73%. For a more detailed look at February's weather, you can visit Haitangwan weather in February.
In September, the weather is distinctly warm and humid, with daytime temperatures ranging from a minimum of 23°C (74°F) to a maximum of 32°C (90°F), and an average temperature of 27°C (81°F). The month also experiences significant rainfall, totaling 203 mm (8.0 in) over 24 days, resulting in a humidity level of 82%. In contrast, March offers a more moderate climate, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 29°C (85°F), averaging 23°C (74°F). Precipitation is considerably lower at 41 mm (1.6 in), spread over just 11 days, and humidity drops to 75%. For more detailed insights into the March weather, you can check Haitangwan weather in March.
In comparing the weather of September and April, September tends to be warmer with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 32°C (90°F), while April's temperatures are milder, with a minimum of 16°C (60°F) and a maximum of 31°C (87°F). Additionally, September experiences much higher precipitation, totaling 203 mm (8.0 in) over 24 days, compared to April's more manageable 69 mm (2.7 in) over 15 days. The humidity is also higher in September at 82%, whereas April enjoys slightly lower humidity levels at 75%. For a closer look at the April climate, you can check Haitangwan weather in April.
When comparing the weather in September and May, September tends to be slightly more humid with an average humidity of 82%, compared to May's 78%. Both months have similar average temperatures of 27°C (81°F), but September features a wider temperature range, with daytime highs reaching up to 32°C (90°F) versus May's maximum of 34°C (93°F). Additionally, September experiences more precipitation, with 203 mm (8.0 in) spread over 24 days, while May sees 164 mm (6.5 in) over just 20 days. For more detailed information about May weather, check out Haitangwan weather in May.
When comparing the weather in September and June, both months exhibit relatively high temperatures and similar humidity levels. September has slightly warmer minimum temperatures, averaging 27°C (81°F) and peaking at 32°C (90°F), while June shows a minimum of 24°C (76°F) and an average of 28°C (83°F). Precipitation levels are comparable, with September receiving 203 mm over 24 days and June slightly higher at 204 mm over 25 days. Overall, June tends to be marginally drier and slightly more humid at 80%, compared to September's humidity of 82%. For a detailed look at June weather specifics in Haitangwan, you can visit Haitangwan weather in June.
In comparing the weather of September and July, both months exhibit similar temperature ranges, with average temperatures hovering around 27°C (81°F). However, July typically experiences slightly higher minimum temperatures, averaging 24°C (75°F) compared to September's 23°C (74°F). Precipitation levels are notably higher in July, with 250 mm (9.9 in) of rain over 26 days, whereas September sees 203 mm (8.0 in) across 24 days. Additionally, humidity is marginally lower in September at 82% compared to July's 87%, indicating a somewhat more comfortable feel in the air as the summer transitions to autumn. For more details about July weather conditions, you can refer to Haitangwan weather in July.
In comparing the weather of September and August, we observe slight differences in both temperature and precipitation. September typically features a minimum temperature of 23°C (74°F) and an average of 27°C (81°F), while August has a slightly higher minimum of 24°C (75°F) and maintains the same average of 27°C (82°F). The maximum temperatures are comparable, with September peaking at 32°C (90°F) and August reaching 32°C (91°F). However, September receives about 203 mm (8.0 in) of precipitation over 24 days, which is less than August's 235 mm (9.2 in) over 26 days, indicating September is slightly drier. Additionally, humidity levels decrease from August's 87% to September's 82%, contributing to a marginally more comfortable atmosphere. For further details on August weather, you can refer to Haitangwan weather in August.
September and October exhibit similar weather patterns, but with some notable differences. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 32°C (90°F), averaging at 27°C (81°F). This month experiences higher precipitation, totaling 203 mm (8.0 in) over 24 days, along with a humidity level of 82%. Conversely, October sees slightly cooler temperatures, with a minimum of 20°C (68°F) and a maximum of 31°C (88°F), averaging 25°C (78°F). The precipitation in October is marginally lower at 201 mm (7.9 in) but occurs over fewer days, 18 in total, while maintaining a humidity level of 80%. For more detailed information, you can check the Haitangwan weather in October.
September and November display notable differences in weather patterns. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 32°C (90°F), with an average of 27°C (81°F). This month sees significant precipitation, totaling 203 mm (8.0 in) over 24 days and maintaining a high humidity level of 82%. In contrast, November experiences milder conditions with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 29°C (84°F), averaging 23°C (74°F). Rainfall decreases dramatically to 66 mm (2.6 in) across just 7 days, with humidity slightly lower at 76%. For more detailed insights, you can check Haitangwan weather in November.
September and December present stark contrasts in weather conditions. September experiences warmer temperatures, with minimums around 23°C (74°F), an average of 27°C (81°F), and maximums reaching 32°C (90°F). The month is also marked by significant rainfall, totaling 203 mm (8.0 in) over 24 days, and high humidity levels averaging 82%.
In contrast, December sees a notable drop in temperatures, with minimums of 12°C (54°F) and an average of 21°C (69°F), peaking at around 28°C (82°F). Precipitation is minimal, with just 19 mm (0.8 in) recorded over 4 days, and humidity drops to 75%. For more detailed information on the December weather, you can check Haitangwan weather in December.
As September rolls in, Haitangwan experiences a notable shift in weather patterns, characterized by warm temperatures that are typical for this time of year. The average heat lingers around a comfortable level, while the increased rainfall leads to a more humid atmosphere, adding a tropical feel to the days. With significant precipitation and a substantial number of rainy days, September stands out as one of the wetter months, contrasting with the drier spell of summer. While the warmth remains inviting, those planning outdoor activities should be ready for occasional showers. For a deeper insight into weather trends in this beautiful region, visit Haitangwan Climate.