Last updated: August 21, 2025
In August, Haikou, China basks in warm weather, featuring a maximum temperature of 33°C (92°F) and an average of 29°C (84°F). The month is characterized by a tropical climate with a high humidity level of 86%, making it feel even warmer. However, expect frequent rain, as precipitation totals around 275 mm (10.8 in), spread over approximately 21 days. This combination of heat and moisture creates a lush environment, perfect for enjoying Haikou's vibrant natural beauty.
In August, Haikou, China, experiences a warm climate characterized by consistently high temperatures. With minimums hovering around 26°C (78°F) and an average of 29°C (84°F), the month maintains a tropical feel. The daily highs can reach up to 33°C (92°F), making it one of the warmest months of the year. Following the peak experiences of July, August shows a slight dip in maximum temperatures, yet it remains comparably warm, reflecting the continuity of summer weather. As the seasons transition towards autumn, there’s a gradual cool-down starting in September, but August still draws visitors to bask in its sunny allure. The overall pattern indicates a persistent warmth, underscoring the region's humid subtropical climate.
August marks a peak in precipitation for Haikou, China, with an impressive 275 mm (10.8 in) of rainfall spread over 21 days. This significant uptick reflects the region's transition into the height of its rainy season, following a gradual increase in rainfall since April. Notably, August's precipitation is nearly double that of July, which recorded 169 mm (6.6 in) over 18 days. This trend underscores the powerful summer monsoon influence, making August not only the wettest month but also a time when humidity levels rise, altering the city’s landscape and lifestyle. As summer fades, the subsequent months see a gradual decline in both the amount of rain and the number of rainy days, signaling the end of this heavy precipitation period.
In August, Haikou experiences a noticeable dip in humidity, averaging around 86%, just a single percentage point below the peak of 87% in July. This slight decrease signifies a subtle transition from the height of summer, where the coastal city is enveloped in a blanket of moisture for much of the year. As the months roll into the latter part of the year, the humidity begins to decline gradually; from the high 80s in the early summer, it edges down, setting the stage for a slightly more comfortable September at 82%. While the air remains humid throughout the year with January starting at 74% and reaching a peak in mid-summer, it is evident that August serves as a transitional month, marking a peak in humidity before nature's gradual shift towards autumn.
In August, Haikou experiences an extreme UV Index of 13, maintaining the high levels from July. This trend of elevated UV exposure highlights the region's need for sun safety awareness during peak summer months, where the burn time decreases to a mere 10 minutes. The UV Index remains consistent at 13 from May through September, making it crucial for residents and visitors alike to take proactive measures against sunburn and UV damage. As the summer progresses, the relentless sun serves as a reminder to stay protected while enjoying outdoor activities. For more information on daily UV levels and recommendations, visit the Haikou UV Index.
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In August, Haikou basks in approximately 286 hours of sunshine, a delightful continuation of the summer's warm embrace. This month marks a slight dip from the peak July sunshine, which boasted 318 hours, but still maintains a vibrant glow in comparison to the earlier months of the year. Overall, the pattern reveals a steady ascent in sunlight from the depths of winter, where January languished with just 191 hours, to the sun-soaked heights of summer. As the year progresses towards September's 294 hours, August serves as a beautiful bridge, inviting both locals and visitors to revel in its warm, golden rays before the gentle retreat into autumn.
August in Haikou, China, presents a notable decline in sunny weather, with only a 21% chance of clear skies. This decrease follows a somewhat bleak summer, where July sees a mere 33% likelihood of sunshine, and June plunges to a striking 17%. As the region transitions from the peak of summer, the chance of sunny days remains below many other months, such as February and November, which boast probabilities over 50%. The trend indicates that while Haikou enjoys a range of sunny days throughout the year, August residents and visitors may want to prepare for more frequent cloud cover and rain than in the earlier months.
In Haikou, China, the daylight duration exhibits a captivating seasonal rhythm. As the year unfolds, the sun graces the sky with its presence, peaking during the warmer months. From January to April, daylight gradually increases from 11 hours to 12 hours, creating a gentle ascension towards summer. This trend continues as May and June enjoy 13 hours of sunlight, perfect for outdoor activities. However, in August, the daylight begins to retract slightly to 12 hours, signaling the transitional phase towards autumn. This tapering of sunlight continues into September before returning to 11 hours in the cooler months of October and November. Ultimately, Haikou's daylight pattern not only reflects the changing seasons but also invites residents and visitors alike to revel in the vibrant tapestry of light throughout the year.
In August, Haikou experiences a gentle breeze with an average wind speed of 4.1 m/s (9 mph), marking a slight increase from the calmer days of summer and leading into the transition of autumn. This month maintains a moderate wind consistency, similar to July's winds, which hover around 4.0 m/s (9 mph). As the season progresses, a noticeable uptick in wind speed occurs in October, reaching 6.8 m/s (15 mph), signaling the approach of autumn's brisker air. Overall, August's winds reflect a tranquil summer atmosphere, with hints of change just on the horizon.
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.
August and January present starkly contrasting weather conditions. August boasts high temperatures, with a minimum of 26°C (78°F) and an average of 29°C (84°F), peaking at 33°C (92°F). This month is also marked by heavy precipitation, bringing 275 mm (10.8 in) of rain over 21 days and a high humidity level of 86%. In contrast, January offers a much cooler climate, featuring a minimum temperature of 10°C (50°F) and an average of 19°C (67°F), with a maximum of 25°C (77°F). Additionally, January experiences minimal rainfall, totaling only 23 mm (0.9 in) across 6 days, and has a lower humidity level of 74%. For more details on January weather, check out Haikou weather in January.
August weather contrasts sharply with that of February. In August, temperatures range from a minimum of 26°C (78°F) to a maximum of 33°C (92°F), creating a hot and humid climate with an average temperature of 29°C (84°F). This month is also marked by high precipitation, with 275 mm (10.8 in) of rain falling over 21 days, resulting in a humidity level of 86%. In contrast, February presents a much milder atmosphere, featuring temperatures that range from a minimum of 10°C (51°F) to a maximum of 29°C (84°F), with an average of 20°C (68°F). Precipitation is significantly lower, totaling just 39 mm (1.5 in) over only 6 days, and humidity levels drop to 75%. For more details on February weather, visit Haikou weather in February.
In comparing the weather between August and March, August is notably hotter and more humid, with average temperatures climbing to around 29°C (84°F) and peak humidity levels reaching 86%. In contrast, March offers a more moderate climate, with average temperatures of 23°C (74°F) and lower humidity at 78%. Additionally, August experiences significant rainfall, accumulating up to 275 mm (10.8 in) over approximately 21 days, while March sees much lighter precipitation of only 30 mm (1.2 in) across just 8 days, making it a drier month overall. For a detailed look at March's weather, you can visit Haikou weather in March.
In comparing August and April weather, August is significantly warmer and more humid, with temperatures ranging from a minimum of 26°C (78°F) to an average of 29°C (84°F), peaking at 33°C (92°F). This month experiences heavy rainfall, accumulating 275 mm (10.8 in) over 21 days, creating a humid environment with an average humidity of 86%. In contrast, April offers milder conditions with temperatures ranging from a low of 17°C (63°F) to an average of 25°C (77°F), also reaching 33°C (92°F) at its highest. Precipitation is considerably lower, with only 87 mm (3.4 in) over 13 days and a slightly lower humidity of 80%. For more details on the weather in April, you can visit Haikou weather in April.
In comparing the weather of August and May, August is generally warmer and more humid, with temperatures ranging from a minimum of 26°C (78°F) to a maximum of 33°C (92°F), compared to May's range of 20°C (69°F) to 34°C (94°F). While May sees an average temperature of 28°C (82°F), August maintains a slightly higher average at 29°C (84°F). Precipitation is significantly higher in August, with 275 mm (10.8 in) over 21 days, compared to May's 90 mm (3.6 in) over 16 days, reflecting a wetter climate during the summer month. Additionally, humidity levels are elevated in August at 86%, versus 81% in May, making August feel more muggy. For more detailed information, you can check Haikou weather in May.
When comparing the weather in June and August, both months feature warm temperatures, but August tends to be slightly cooler on average. In June, temperatures can reach a maximum of 35°C (95°F), while August peaks at 33°C (92°F). June also experiences lower overall precipitation at 134 mm (5.3 in) over 15 days compared to August's 275 mm (10.8 in) across 21 days. Additionally, humidity is slightly higher in August at 86%, compared to June's 81%. For more detailed information on June weather, you can check Haikou weather in June.
In comparing the weather between July and August, we observe that both months experience fairly high temperatures, with average temperatures remaining consistent at around 29°C (84°F) in August and slightly higher at 29°C (85°F) in July. However, July boasts a higher maximum temperature of 36°C (97°F), while August peaks at a more moderate 33°C (92°F). Precipitation is notably heavier in August, with 275 mm (10.8 in) over 21 days, compared to 169 mm (6.6 in) across 18 days in July. Although humidity remains relatively high in both months, August's humidity is slightly lower at 86% compared to July at 87%. For more detailed insights, you can check Haikou weather in July.
August typically features warmer temperatures with a minimum of 26°C (78°F) and an average of 29°C (84°F), peaking at 33°C (92°F). In contrast, September sees a slight decrease, with minimum temperatures of 25°C (77°F) and an average of 28°C (83°F), while still reaching a maximum of 33°C (91°F). Precipitation is significantly higher in August, totaling 275 mm (10.8 in) over 21 days, compared to September's 159 mm (6.3 in) over just 18 days. Humidity is also slightly lower in September at 82%, down from 86% in August. For more detailed information, you can check Haikou weather in September.
August and October exhibit notable differences in weather patterns. In August, temperatures are typically warmer, with a minimum of 26°C (78°F) and an average high of 33°C (92°F), accompanied by high humidity levels of 86%. This month also sees significant rainfall, with approximately 275 mm (10.8 in) over 21 days, making it one of the wettest months. In contrast, October presents a cooler climate, featuring a lower minimum temperature of 21°C (70°F) and a more moderate average of 26°C (79°F). Although still rainy, October receives less precipitation at 215 mm (8.5 in) across 18 days, and the humidity decreases to 81%. For more details on conditions during this month, check out Haikou weather in October.
August and November present notable contrasts in weather conditions. August is characterized by higher temperatures, with minimums around 26°C (78°F) and maximums reaching 33°C (92°F). The month also experiences significant rainfall, accumulating 275 mm (10.8 in) over 21 days, contributing to high humidity levels averaging 86%. In contrast, November brings a cooler climate, with minimum temperatures dropping to 17°C (63°F) and maximums peaking at 28°C (83°F). Precipitation is considerably lower in November, totaling just 43 mm (1.7 in) over 9 days and humidity slightly decreasing to 80%. For more detailed information, check out Haikou weather in November.
August and December present two contrasting weather patterns. In August, temperatures range from a minimum of 26°C (78°F) to a maximum of 33°C (92°F), with an average of 29°C (84°F). This month is characterized by high humidity at 86% and considerable rainfall, averaging 275 mm (10.8 in) over 21 days. In stark contrast, December experiences much cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 27°C (80°F), resulting in an average of 20°C (69°F). The precipitation in December is significantly lower at just 28 mm (1.1 in) spread over 8 days, and humidity drops to 79%. For more details, check out Haikou weather in December.
As August settles in Haikou, the weather takes on a distinctive character, marked by higher temperatures and notable humidity compared to the rest of the year. This month showcases an increase in both warmth and moisture, making it one of the more sultry times for the region, with frequent rain contributing to the vibrant and lush surroundings. While the rainfall can be a bit overwhelming, it also adds to the tropical allure of Haikou, inviting those who can handle the heat to explore its beauty. If you're curious about the average weather patterns throughout the year, check out Haikou Climate for a comprehensive overview.