Last updated: August 21, 2025
In August, Haikou, China, experiences warm tropical weather with maximum temperatures reaching up to 35°C (95°F) and an average of 29°C (84°F), providing a warm backdrop for summer activities. The minimum temperature of 25°C (76°F) ensures a comfortable evening environment. However, it's important to prepare for high humidity levels at 82%, which can make the heat feel more intense. Additionally, the city sees considerable precipitation, with 260 mm (10.2 in) of rain spread over approximately 20 days, making it one of the wetter months of the year. Visitors and residents alike should be ready for sudden downpours amidst the summer warmth.
In August, Haikou experiences a peak in warmth, with temperatures consistently high, featuring a minimum of 25°C (76°F), an average of 29°C (84°F), and a maximum reaching 35°C (95°F). This month is characterized by sweltering summer heat, closely mirroring July's warmth while marking the tail end of the hottest season. The sweltering conditions invite both locals and tourists to indulge in beach outings and outdoor activities, making it a vibrant time in this coastal city. As August transitions into September, temperatures begin to gently cool, but the intensity of summer still lingers, highlighting Haikou's tropical climate and making it an ideal getaway for sun-seekers.
In August, Haikou experiences a significant peak in precipitation, with 260 mm (10.2 in) of rainfall spread over 20 days. This makes it one of the wettest months of the year, just slightly below June’s heavy downpour of 269 mm (10.6 in), which also boasts 18 rainy days. Interestingly, August's rainfall is nearly double that of July, which recorded a much lighter 83 mm (3.3 in) over 13 days. This trend highlights a pattern of intensified rainfall during the late summer months, contributing to Haikou’s tropical climate. As the summer gives way to autumn, the frequency and intensity of precipitation gradually decline, setting the stage for a drier September with 105 mm (4.1 in) expected over 15 days.
In August, Haikou experiences a notable humidity level of 82%, contributing to the tropical climate that characterizes this vibrant city. The summer months witness a gradual increase in humidity, peaking in May at 85%, before experiencing a slight drop in August. This trend reflects a common pattern in the region, as the humidity tends to begin high in the spring, indicating the onset of the rainy season, and then stabilizes as autumn approaches. Following August, humidity decreases further, reaching a more comfortable 70% by September. This fluctuation not only shapes the local environment but also influences the daily lives of residents and visitors alike, making it essential for anyone exploring Haikou to embrace its warm and humid charm.
In August, Haikou experiences its peak UV Index, reaching an intense 13, classified as extreme. This trend marks the continuation of a scorching summer, where UV exposure can lead to burns in as little as 10 minutes. Throughout the preceding months, from March through July, the UV Index has consistently shown extreme values, showcasing a pattern of increasingly harsh sunlight as the region transitions through the years. As summer wanes into September, there is a slight dip to 11, yet it remains in the extreme category, emphasizing the need for protective measures against the sun's harmful rays. For detailed information and tips on staying safe, visit Haikou UV Index.
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In August, Haikou basks in 312 hours of glorious sunshine, a delightful peak that follows the sunniest month of the year, July, which boasts an impressive 331 hours. This summer warmth contributes to the city's vibrant atmosphere and outdoor lifestyle. As the year unfolds, we see a clear trend where the sun reigns supreme from late spring through summer, culminating in these high totals that energize both residents and visitors alike. Moving into September, the sunshine gently tapers to 294 hours, hinting at the transition toward a milder autumn while still offering ample opportunities to enjoy the outdoors. Overall, Haikou's August sunshine not only highlights the city's tropical charm but also marks a crescendo of bright days in its annual climatic symphony.
In August, the likelihood of sunny weather in Haikou, China stands at a modest 22%, a continuation of a downward trend that begins in late spring. As the summer unfolds, the chances of sunshine drop significantly, reaching their lowest point in June at just 5%. While July offers a brief respite with a 27% chance of clear skies, August returns to the more overcast conditions that characterize the peak summer months. Notably, the trend shifts positively as September approaches, promising a return to sunnier days with a 52% likelihood. Overall, while August may not be the sunniest month, it serves as a transitional period, paving the way for improved weather in the fall.
In August, Haikou enjoys about 12 hours of daylight, marking a slight decrease from the peak of 13 hours experienced in the preceding summer months. As the year progresses, daylight gradually wanes, starting from a brisk 10 hours in January to a maximum of 13 hours from May to July. Following August, the days continue to shorten, with September also offering 12 hours of sunlight, ushering in the transition towards the cooler months. This rhythmic pattern of daylight not only enhances the vibrant summer vibe but also sets the stage for a more subdued autumn ambiance in Haikou.
In August, Haikou experiences a gentle breeze with an average wind speed of 4.1 m/s (9 mph), marking a slight dip compared to the more blustery months that follow, such as October, which sees a notable increase at 6.5 m/s (14 mph). Over the year, the wind speeds tend to rise from the calmer months of February and March, where speeds hover around 4.1-4.6 m/s, peaking during the autumn. This seasonal shift plays a vital role in shaping the local climate, providing a refreshing backdrop to the tropical heat. With the winds calming in summer, August presents a perfect opportunity for outdoor activities, before the more vigorous gusts of fall usher in a change.
Weather in Haikou varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Haikou, focusing on differences in temperature, rainfall, humidity, and UV levels.
In August, the weather is characterized by warm temperatures, with a minimum of 25°C (76°F) and an average of 29°C (84°F), peaking at a sweltering 35°C (95°F). This summer month also sees substantial precipitation, averaging 260 mm (10.2 in) over 20 rainy days, coupled with high humidity at 82%. Conversely, January experiences much cooler conditions, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 24°C (76°F) and an average of 12°C (55°F). The winter month is relatively dry, receiving only 45 mm (1.8 in) of rainfall over just 6 days and lower humidity at 73%. For those looking for more detailed insights, check out the Haikou weather in January.
August and February present strikingly different weather conditions. In August, temperatures range from a minimum of 25°C (76°F) to a maximum of 35°C (95°F), with an average of 29°C (84°F). The month also sees significant rainfall, with 260 mm (10.2 in) of precipitation spread over 20 days, alongside high humidity levels of 82%. In contrast, February experiences much cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 24°C (76°F), averaging around 12°C (54°F). Precipitation is notably lower at 70 mm (2.8 in) over 9 days, with a humidity level of 73%. For a detailed look at February's conditions, you can visit Haikou weather in February.
In comparing the weather of August and March, it is evident that August experiences significantly warmer temperatures, with a minimum of 25°C (76°F) and an average of 29°C (84°F), peaking at 35°C (95°F). In contrast, March presents much cooler conditions, with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 26°C (80°F), averaging only 15°C (60°F). While August sees a higher precipitation level of 260 mm (10.2 in) over 20 days, March has considerably less rainfall at 123 mm (4.8 in) across 14 days. The humidity levels are quite similar, with August at 82% and March at 80%. For more detailed information, you can check Haikou weather in March.
When comparing the weather in August and April, significant differences emerge. August is marked by much higher temperatures, with averages around 29°C (84°F) and peaks reaching up to 35°C (95°F), while April offers milder conditions, maintaining an average of 19°C (66°F) and a maximum of 29°C (84°F). Additionally, August experiences substantially more rainfall, with 260 mm (10.2 in) over about 20 days, compared to April's 88 mm (3.5 in) over just 11 days. Humidity levels remain similar, with August at 82% and April at 81%. For a closer look at April's weather specifics, visit Haikou weather in April.
When comparing August and May weather, August is significantly warmer, with average temperatures ranging from a minimum of 25°C (76°F) to a maximum of 35°C (95°F), while May has cooler temperatures with a range of 14°C (57°F) to 32°C (90°F). August also experiences higher precipitation levels, averaging 260 mm (10.2 in) over 20 days, in contrast to May's 155 mm (6.1 in) over 15 days. Additionally, August's humidity level is slightly lower at 82% compared to May's 85%, making May feel a bit more humid despite its cooler temperatures. For more detailed information, you can refer to Haikou weather in May.
August and June present warm and humid weather conditions, with August generally experiencing slightly higher temperatures. In August, the minimum temperature hovers around 25°C (76°F) and can reach a maximum of 35°C (95°F), while June sees a minimum of 20°C (69°F) and a maximum of 33°C (92°F). Both months feature significant rainfall, with August receiving about 260 mm (10.2 in) of precipitation over 20 days, compared to June's 269 mm (10.6 in) across 18 days. Humidity levels are comparable, with August at 82% and June slightly lower at 81%. For a detailed look at June weather, you can visit Haikou weather in June.
In comparing the weather of August and July, we see that both months share similar temperature ranges, with minimums at 25°C (76°F), averages of 29°C (84°F), and maximums reaching 35°C (95°F). However, August experiences significantly higher precipitation, with 260 mm (10.2 in) over 20 days, compared to July's 83 mm (3.3 in) across 13 days. The humidity levels are also quite close, with August at 82% and July slightly higher at 84%. For more details on July weather, you can check Haikou weather in July.
August and September showcase a notable shift in weather conditions. In August, temperatures are warmer, with minimums around 25°C (76°F) and averages reaching 29°C (84°F), while September sees a slight decrease, with minimums of 20°C (68°F) and averages of 27°C (81°F). Although both months can experience highs of up to 35°C (95°F in August and 96°F in September), September generally offers a more comfortable feel with lower humidity at 70% compared to August's 82%. Additionally, September receives significantly less rainfall, with only 105 mm (4.1 in) over 15 days, compared to August's 260 mm (10.2 in) over 20 days. For more specific details, check out Haikou weather in September.
August and October display striking contrasts in weather. In August, temperatures are significantly warmer, with a minimum of 25°C (76°F) and an average of 29°C (84°F), peaking at 35°C (95°F). The month is also characterized by high humidity at 82% and substantial rainfall, receiving about 260 mm (10.2 in) over 20 days. In contrast, October offers a cooler climate, with minimum temperatures dropping to 16°C (60°F), a comfortable average of 23°C (74°F), and maximums reaching 33°C (92°F). The precipitation decreases notably to 71 mm (2.8 in) over just 12 days, along with lower humidity at 73%. For more insights on the October climate, you can check Haikou weather in October.
August and November present a striking contrast in weather conditions. In August, the climate is typically hot and humid, with temperatures ranging from a minimum of 25°C (76°F) to a maximum of 35°C (95°F) and an average of 29°C (84°F). However, this summer month also brings significant rainfall, accumulating around 260 mm (10.2 in) over approximately 20 days, along with a high humidity level of 82%. Conversely, November offers a much milder atmosphere, with temperatures dropping to a minimum of 11°C (53°F) and reaching a pleasant maximum of 28°C (83°F), averaging 19°C (67°F). Rainfall is considerably less, at about 65 mm (2.6 in) over 10 days, and the humidity decreases slightly to 77%. For more detailed information, you can check Haikou weather in November.
In August, the weather is characterized by high temperatures, with a minimum of 25°C (76°F) and an average of 29°C (84°F), peaking at 35°C (95°F). This month also sees significant rainfall, with 260 mm (10.2 in) of precipitation over 20 days, resulting in a humid atmosphere with levels around 82%. In contrast, December offers much cooler conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 25°C (77°F), averaging at 14°C (58°F). The precipitation drops notably to 49 mm (1.9 in) over just 9 days, and humidity decreases slightly to 79%. For a more detailed look at the weather during this month, you can visit Haikou weather in December.
In August, Haikou experiences its warmest and most humid conditions of the year, creating a vibrant yet challenging climate. The temperatures soar, hovering around 29°C on average, making outdoor activities a sweaty endeavor. This month also sees considerable rainfall, with an average of 20 days experiencing precipitation, which contributes to the high humidity levels of 82%. Compared to the milder months of spring, August's weather is notably more oppressive, as the combination of heat and moisture can feel stifling. If you’re planning a visit, be prepared for the tropical embrace of Haikou in August! For more detailed insights on the climate, check out Haikou Climate.