Last updated: August 21, 2025
In July, Haikou, China experiences warm and humid conditions, with maximum temperatures reaching around 29°C (84°F). The average temperature hovers at a comfortable 21°C (69°F), providing a pleasant respite from the heat. However, visitors should be prepared for significant rainfall, as precipitation amounts can total approximately 271 mm (10.7 in) over 26 days, showcasing the region's tropical climate. With an average humidity of 89%, this month emphasizes Haikou's reputation as a lush, vibrant destination, inviting travelers to immerse themselves in the beauty of its summer landscapes while staying prepared for spontaneous showers.
In July, Haikou, China experiences a warm and inviting climate, with temperatures averaging around 21°C (69°F). This month marks a slight increase in the minimum temperature to 14°C (58°F), while the maximum settles at a comfortable 29°C (84°F). Compared to the previous months, July showcases the transition into warmer summer days, joining June's similar maximum temperature but presenting a higher minimum. The consistent average temperature during this period ensures that visitors can enjoy outdoor activities amidst the vibrant atmosphere of the city. As summer deepens, Haikou’s weather highlights the delightful tropical character of this coastal gem, making it an ideal time for both locals and travelers to soak up the sun.
In July, Haikou experiences a dramatic spike in rainfall, accumulating 271 mm (10.7 in) of precipitation over 26 days—the wettest month of the year. This deluge follows a wet June, which recorded 201 mm (7.9 in), hinting at the onset of the monsoon season that significantly affects the region. Compared to the earlier months, July's rainfall is nearly four times that of April and May combined, showcasing a clear trend towards increased moisture as summer progresses. The frequent rainy days not only transform the landscape but also underscore the tropical climate’s variability, making July a pivotal month for both weather patterns and local agriculture in Haikou.
July in Haikou, China, marks the peak of humidity, soaring to an impressive 89%. This high level is part of a broader trend observed throughout the summer months, as humidity steadily climbs from June’s 82% to August's peak of 90%. While January starts off relatively dry at 58%, the gradual increase can be seen as the year progresses, especially notable during the late spring and summer. By the time July arrives, residents and visitors alike can expect a lush, tropical atmosphere, where the moisture in the air contributes to the region's vibrant landscapes and the occasional cooling rainfall. The humidity begins to taper off in early fall, with September still holding a significant 87%, suggesting that even as summer wanes, Haikou retains its warm, humid character. Overall, July stands out as a quintessential representation of Haikou's humid subtropical climate.
In July, Haikou experiences its highest UV Index of the year at an intense 16, categorizing it as extreme exposure. This peak signifies that just 10 minutes of unprotected sun exposure can lead to skin damage. The trend throughout the summer months reveals a consistently extreme UV Index, with figures reaching 15 in May and gradually tapering off to 14 in August. Notably, the intensity of the sun remains substantial in June and August, highlighting the need for adequate sun protection during these months. Visitors and residents alike should stay informed and take necessary precautions as they enjoy the vibrant summer sun. For more insights, check out the detailed Haikou UV Index.
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In July, Haikou basks in the warm embrace of sunshine, boasting 275 hours of radiant daylight. This month is a delightful continuation of the sunny trend established in May with its peak of 333 hours, while June's 296 hours of sunshine serve as a gentle reminder of summer’s vitality. As the summer transitions into a more temperate August, which enjoys 300 hours of sunlight, July stands out as a golden midpoint in a season characterized by bright, inviting days. Visitors and residents alike can relish in the vibrant energy that accompanies the summer sun, making it an ideal time to explore the beauty of Haikou's landscapes.
When it comes to the likelihood of sunny weather in Haikou, China, July stands out as one of the dreariest months, with just a 12% chance of sunshine. This significant dip follows a relatively brighter June, which only offers a 17% chance of clear skies. Notably, this pattern emphasizes a trend of diminishing sunlight as the summer progresses, after earlier months like March when the sun peeks out 76% of the time. As temperatures rise, the typical expectation of warmth is often accompanied by increased humidity and cloud cover, leaving visitors yearning for those elusive sunlit days in July.
In Haikou, China, the daylight duration showcases a distinct pattern throughout the year, reflecting the shift in seasons. Starting from 10 hours in January, daylight gradually increases to a peak of 13 hours in both May and July, indicating the height of summer. This ample daylight allows for vibrant outdoor activities and exploration during the warmest months. Following the summer, daylight begins to taper off, returning to 12 hours in August and declining steadily until reaching 10 hours again by December. The smooth transition in daylight hours underscores the region's tropical climate, making Haikou a delightful destination for sun-seekers and nature lovers alike.
In July, Haikou experiences a gentle breeze, marked by an average wind speed of just 2.2 m/s (5 mph). This reflects a noticeable dip compared to the spring months, where the wind is more vigorous, peaking at 4.2 m/s (9 mph) in March. As the summer heat intensifies, the winds tend to soften, continuing a trend observed from the previous month in June, where the average speed was already low at 2.5 m/s (6 mph). The calmness of July, characterized by this reduced wind speed, often creates a sultry atmosphere, inviting residents and visitors alike to embrace the warm coastal air and enjoy the scenic beauty of Haikou under the summer sun.
Weather in Haikou varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Haikou, focusing on differences in temperature, rainfall, humidity, and UV levels.
In Haikou, the weather in July starkly contrasts with that of January. July features a warm climate with average temperatures around 21°C (69°F) and highs reaching up to 29°C (84°F), accompanied by high humidity at 89% and significant rainfall of 271 mm (10.7 in) over 26 days. In contrast, January presents a cooler atmosphere, with average temperatures hitting 10°C (50°F) and a maximum of 21°C (70°F). The month sees considerably less precipitation, totaling only 39 mm (1.5 in) across just 4 days, and a lower humidity level of 58%. For more details, you can explore the Haikou weather in January.
When comparing the weather in July and February, the contrast is striking. July experiences much warmer temperatures, with average highs reaching 29°C (84°F) and humidity levels at a sweltering 89%. In contrast, February has a cooler climate, where average temperatures hover around 11°C (53°F), peaking at 24°C (75°F) on warmer days. Additionally, July sees significant rainfall, accumulating 271 mm (10.7 in) over 26 days, while February is quite dry, with only 20 mm (0.8 in) of precipitation across just 3 days. For a closer look at the February weather, you can visit Haikou weather in February.
In comparing the weather of July and March, it is evident that July is significantly warmer and wetter. July boasts an average temperature of 21°C (69°F) with highs reaching up to 29°C (84°F), while March offers a cooler average of 16°C (61°F) but can also reach 29°C (84°F). Precipitation levels contrast sharply; July sees about 271 mm (10.7 in) of rain over 26 days, whereas March has only 25 mm (1.0 in) over just 5 days. Additionally, humidity in July is quite high at 89%, compared to a much more comfortable 44% in March. For a more detailed look at March weather, visit Haikou weather in March.
In comparing the weather between July and April, notable differences emerge. July boasts a higher average temperature, with a minimum of 14°C and a maximum of 29°C, while April's temperatures range from a minimum of 4°C to a maximum of 31°C, offering warmer daytime highs. In terms of precipitation, July is significantly wetter, receiving 271 mm over 26 days, compared to April's modest 64 mm across just 8 days. Furthermore, the humidity in July is notably higher at 89%, creating a much muggier environment than April's 44%. For more details on April's weather, you can visit Haikou weather in April.
When comparing the weather in July and May, it is clear that July tends to be more humid and rainy. July experiences average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 29°C (84°F), accompanied by significant rainfall of 271 mm (10.7 in) over 26 days. In contrast, May boasts a more moderate climate, with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 32°C (91°F) and much less precipitation at 65 mm (2.6 in) over just 8 days. Additionally, May has a lower humidity level of 62%, making it feel less oppressive compared to the high humidity of 89% found in July. For more details, you can check Haikou weather in May.
In comparing the weather between June and July, we see some notable differences. July experiences slightly warmer temperatures, with a minimum of 14°C and a maximum of 29°C, while June has a minimum of 13°C and peaks at 31°C. Both months have similar average temperatures, around 21°C. However, July is significantly wetter, receiving 271 mm of precipitation over 26 days, compared to June's 201 mm over 20 days. Additionally, humidity levels rise in July to 89%, outpacing June's 82% humidity. For more detailed information on June weather, you can check Haikou weather in June.
In July, the weather features a minimum temperature of 14°C (58°F) and an average of 21°C (69°F), peaking at a maximum of 29°C (84°F). The month is characterized by significant rainfall, with 271 mm (10.7 in) of precipitation over 26 days and high humidity levels at 89%. In contrast, August sees a slight increase in minimum temperature to 16°C (60°F) while maintaining the average and maximum temperatures at 21°C (70°F) and 29°C (85°F), respectively. The precipitation in August is slightly lower at 268 mm (10.5 in) over the same number of rainy days, with humidity increasing marginally to 90%. This comparison highlights that both months are quite similar in temperature and rainfall, but August tends to start warmer and slightly more humid. For more detailed information, you can visit Haikou weather in August.
In comparing the weather between July and September, July showcases warmer temperatures with a minimum of 14°C (58°F) and an average of 21°C (69°F), reaching a maximum of 29°C (84°F). However, it is also characterized by significantly higher precipitation, totaling 271 mm (10.7 in) over 26 days, coupled with a humidity level of 89%. In contrast, September experiences slightly cooler temperatures, with a minimum of 11°C (52°F), an average of 19°C (67°F), and a maximum of 28°C (82°F). Precipitation decreases to 161 mm (6.3 in) over 22 days, and humidity remains marginally lower at 87%. For a closer look at what to expect during this month, visit Haikou weather in September.
In July, the weather is typically warmer and more humid, with temperatures ranging from a cool 14°C (58°F) at night to a high of 29°C (84°F) during the day. With an average temperature of 21°C (69°F), July also sees significant rainfall, accumulating 271 mm (10.7 in) over 26 days, leading to a high humidity level of 89%. In contrast, October presents a much cooler and drier climate, featuring a temperature range from 8°C (47°F) at night to a pleasant maximum of 26°C (78°F), with an average temperature of 17°C (62°F). Precipitation drops to 89 mm (3.5 in) across 17 days, and humidity decreases to 81%. For more specific insights into October's climate, you can check Haikou weather in October.
In comparing the weather of July and November, there is a notable shift in temperature and precipitation patterns. July experiences warmer temperatures, with an average of 21°C (69°F) and maximums reaching up to 29°C (84°F), alongside high humidity at 89%. In stark contrast, November sees cooler conditions, with an average temperature of 13°C (56°F) and maximums around 24°C (75°F). Additionally, July is characterized by significant rainfall, totaling 271 mm (10.7 inches) over 26 days, while November is much drier, with only 32 mm (1.3 inches) of precipitation over just 6 days. For more details, you can check Haikou weather in November.
July and December present contrasting weather patterns. In July, temperatures range from a mild 14°C (58°F) to a warm 29°C (84°F), with an average of 21°C (69°F). This month is characterized by high humidity at 89% and significant precipitation, totaling 271 mm (10.7 in) over 26 days. In contrast, December brings much cooler conditions, with temperatures dropping to a minimum of -1°C (30°F) and averaging 10°C (50°F), peaking at 21°C (69°F). Rainfall is minimal in December, with only 23 mm (0.9 in) recorded over just four days, and humidity decreases to 73%. For more detailed information, check Haikou weather in December.
In July, Haikou experiences warm temperatures that create a vibrant, tropical atmosphere, with persistent high humidity elevating the feeling of warmth. Unlike other months, the rainfall is quite significant, with frequent precipitation occurring nearly every day, leading to lush greenery throughout the region. This wet season not only brings cooler breezes during the hotter parts of the day but also transforms the landscape, making July a unique time to experience Haikou's natural beauty. For more detailed insights on the climate throughout the year, visit Haikou Climate.