Last updated: August 21, 2025
October in Sanya, China, presents a warm tropical climate ideal for those seeking sunshine and vibrant scenery. With maximum temperatures reaching 31°C (88°F) and an average of 26°C (80°F), visitors can expect pleasantly warm days. However, the allure of Sanya comes with a notable challenge: the high humidity at 80% and significant precipitation totaling 242 mm (9.5 in) over an average of 17 days throughout the month. This blend of warmth and moisture creates a lush environment, perfect for exploring the region's stunning beaches and lush natural landscapes, though travelers should be prepared for occasional rain.
In October, Sanya, China, enjoys a delightful transition as temperatures mark a gradual descent, offering a perfect balance for travelers. With average highs peaking at 31°C (88°F) and lows settling around 21°C (70°F), the weather is characterized by pleasantly warm days and cooler evenings. This month acts as a gentle segue from the summer heat of the previous months, where temperatures often exceeded the 30°C mark. The average temperature cools slightly to 26°C (80°F), providing a comfortable climate ideal for beach activities and outdoor exploration. Visitors can relish in the inviting warmth without the oppressive heat of the peak summer months, making October a fantastic choice for enjoying Sanya's beautiful coastline and vibrant culture.
October in Sanya, China, ushers in a notable shift in precipitation patterns, with average rainfall reaching 242 mm (9.5 in) over 17 days. This significant amount follows the robust showers of summer, where July and August recorded peak precipitation, leading to a gradual tapering in September. October's rainfall is a balance between the lingering effects of the wet season and the impending dry months, showcasing a vibrant tapestry of tropical rainfall that contributes to Sanya's lush landscape. Notably, the frequency of rain decreases as the month progresses, hinting at the transition towards a drier November. As autumn settles in, October offers a unique blend of warmth and moisture, ideal for beachgoers and nature enthusiasts alike.
In October, Sanya experiences a comfortable humidity level of 80%, which reflects a slight decrease from the more oppressive conditions of July and August, both peaking at 87%. As the summer transitions into autumn, the humidity begins to moderate after reaching its annual highs during the hottest months. Compared to earlier months like May and June, which saw humidity levels of 78% and 80% respectively, October seems to strike a balance between the muggy heat of summer and the drier air of the upcoming winter months. This shift indicates a trend towards lower humidity as the year progresses, making October a pleasant time to enjoy Sanya's tropical climate without the intensity of summer humidity.
In October, Sanya, China experiences a UV Index of 12, placing it in the extreme exposure category with a burn time of just 10 minutes. This level is consistent with the intense sunlight seen throughout the summer months, where the UV Index frequently peaks at 14, making October a continuation of the high sun exposure trend from the previous months. Interestingly, while the UV Index sees a slight decrease as the year begins to transition into cooler weather, it still remains significantly elevated compared to the winter months, reinforcing the need for sun protection. Travelers and locals alike should take precautions to safeguard their skin during this time. For more details on the UV Index throughout the year, visit Sanya UV Index.
UV Risk Categories
October in Sanya, China, welcomes a pleasant amount of sunshine, with approximately 288 hours illuminating the skies. While this marks a slight decrease from the sun-soaked highs of the previous months, especially May's impressive 325 hours, it still provides an inviting atmosphere for outdoor activities. The trend from January to October reveals a consistent increase in sunshine hours, peaking in late spring and summer before gently tapering off in the autumn months. As the year progresses, October's golden hues blend seamlessly into the fading warmth of summer, offering both locals and tourists a delightful escape as Sanya transitions into the cooler months.
In October, the likelihood of sunny weather in Sanya, China reaches 26%, making it one of the less favorable months for sunshine compared to the more traditionally sunny early months of the year. As we move from the peak summer months into fall, the sunshine probability experiences a noticeable drop, particularly in June through August where it plummets to 18% and dips further to 21% and 28% respectively. This trend suggests that while Sanya is known for its tropical charm, October’s weather may lean more towards cloudiness than clear skies. Visitors seeking sun should possibly consider the brighter days of January to April, where the chances of sunshine hovers above 50%, making those months more enticing for sun-seekers.
In Sanya, China, the daylight duration experiences a notable ebb and flow throughout the year, peaking during the sun-drenched summer months. From January to March, daylight gradually increases, reaching 12 hours in March, creating a sense of renewal as spring approaches. This trend continues through April and May, where daylight remains consistently at 12 hours before extending to 13 hours in June and July, when Sanya truly basks in the glow of long summer days. As the season shifts towards autumn, daylight begins to taper off, with August and September both offering 12 hours once again. However, by October, the daylight duration dips back down to 11 hours, mirroring the shorter days of winter on the horizon. This rhythmic cycle of light not only defines the seasonal atmosphere but also invites residents and visitors alike to embrace the beauty of each unique moment in Sanya.
As October rolls into Sanya, China, the coastal charm is beautifully accentuated by the invigorating average wind speed of 5.2 m/s (12 mph), a noticeable rise compared to the preceding months. This increase marks October as one of the windier months of the year, contrasting sharply with the gentler breezes of summer and early fall, which hovered around 3.5 to 4.3 m/s. The lively winds invigorate outdoor activities, making it an ideal time for water sports and beach strolls, while offering a refreshing escape from the humid warmth of the prior months. This trend continues into November and December, with winds remaining robust, hinting at an energetic seasonal shift and inviting visitors to revel in Sanya’s stunning natural beauty.
Weather in Sanya varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Sanya, focusing on differences in temperature, rainfall, humidity, and UV levels.
October weather features warm temperatures, with daily averages around 26°C (80°F) and maximums peaking at 31°C (88°F). However, it is also a wet month, receiving significant rainfall of 242 mm (9.5 in) over 17 days, contributing to a high humidity level of 80%. In contrast, January brings a much cooler climate, with temperatures ranging from a low of 11°C (53°F) to an average of 21°C (71°F) and a maximum of 27°C (80°F). January is notably drier, experiencing only 16 mm (0.6 in) of precipitation across just 2 days, and the humidity drops to 70%. For a detailed look at January weather specifics, check out Sanya weather in January.
Comparing the weather between October and February reveals significant differences in temperature and precipitation. In October, temperatures are notably higher, with minimums around 21°C (70°F) and maximums reaching 31°C (88°F). In contrast, February sees cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 27°C (81°F), making it a more temperate month. Additionally, October experiences much higher precipitation, with an average of 242 mm (9.5 in) over 17 days, while February is relatively dry, receiving only 24 mm (1.0 in) across just 4 days. This difference is further highlighted by the higher humidity in October at 80%, compared to February's 73%. For more detailed insights into February weather, you can explore Sanya weather in February.
October and March offer distinctly different weather experiences. In October, temperatures range from a minimum of 21°C (70°F) to a high of 31°C (88°F), with an average of 26°C (80°F). This month also sees significant precipitation, averaging 242 mm (9.5 in) over 17 days, contributing to a humid atmosphere with levels around 80%. In contrast, March enjoys milder temperatures, with a minimum of 17°C (63°F) and a maximum of 29°C (84°F), averaging 24°C (75°F). Rainfall is minimal, totaling just 28 mm (1.1 in) over 5 days, and humidity remains slightly lower at 75%. For a closer look at the specific weather patterns in March, you can check this link: Sanya weather in March.
When comparing the weather in October and April, both months feature warm average temperatures, with October registering a minimum of 21°C (70°F) and an average of 26°C (80°F), while April has a slightly cooler minimum of 17°C (63°F) but matches October's average of 26°C (78°F). However, October is significantly wetter, with a heavy precipitation of 242 mm (9.5 in) spread over 17 days, compared to April's much drier 46 mm (1.8 in) across just 11 days. Additionally, October experiences higher humidity at 80%, compared to 75% in April, making it feel a bit more sultry during that time. For more details, you can check Sanya weather in April.
When comparing the weather in October and May, both months experience similarly warm minimum temperatures, averaging around 21°C (70°F). However, May tends to be a bit warmer overall, with an average temperature of 28°C (82°F) and a maximum of 33°C (91°F), compared to October's average of 26°C (80°F) and maximum of 31°C (88°F). Additionally, May sees less precipitation at 140 mm (5.5 in) over 18 days, while October experiences significantly higher rainfall with 242 mm (9.5 in) across 17 days. The humidity remains comparable, with October at 80% and May slightly lower at 78%. For more detailed information, you can check out Sanya weather in May.
In comparing the weather between October and June, we see some distinct differences despite their relatively close conditions. October experiences a minimum temperature of 21°C (70°F), averaging 26°C (80°F) and reaching a maximum of 31°C (88°F). In contrast, June has slightly warmer temperatures, with a minimum of 25°C (78°F), an average of 29°C (84°F), and a peak of 32°C (90°F). Both months see significant rainfall, with October receiving 242 mm (9.5 in) over 17 days, while June has 235 mm (9.2 in) across 23 days. Interestingly, humidity remains consistent at 80% for both months, creating a similarly muggy atmosphere. For more details about June weather, visit Sanya weather in June.
In comparing the weather of October and July, October tends to be slightly cooler, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 31°C (88°F) and an average of 26°C (80°F). In contrast, July is warmer, featuring minimum temperatures of 25°C (78°F) and an average of 28°C (83°F), peaking at 32°C (89°F). Precipitation is more pronounced in July, with 338 mm (13.3 in) falling over 24 days, compared to October's 242 mm (9.5 in) over 17 days. Additionally, humidity remains higher in July at 87%, compared to 80% in October. For more specific details about July weather, you can refer to Sanya weather in July.
October weather presents a slight drop in temperatures compared to August, with minimum temperatures of 21°C (70°F) and an average of 26°C (80°F), making it a bit cooler. In contrast, August features a higher minimum temperature of 25°C (77°F) and an average of 28°C (83°F), contributing to a warmer feel throughout the day. Both months experience similar maximum temperatures hovering around 31°C (88°F in October and 89°F in August). However, October sees a reduction in rainfall, receiving 242 mm (9.5 in) over 17 days, while August has more precipitation at 289 mm (11.4 in) over 26 days, adding to the humidity, which is slightly higher in August at 87% compared to October’s 80%. For more detailed information, you can check Sanya weather in August.
In comparing the weather of October and September, October exhibits slightly cooler temperatures with a minimum of 21°C (70°F) and an average of 26°C (80°F), compared to September's minimum of 24°C (76°F) and average of 28°C (82°F). While October has a maximum temperature of 31°C (88°F), September reaches a peak of 32°C (89°F). Precipitation is notably higher in October, with 242 mm (9.5 in) over 17 days, compared to September’s 218 mm (8.6 in) across 24 days. Both months maintain a high humidity level, with October at 80% and September at 82%. For more detailed information about September's weather conditions, you can visit Sanya weather in September.
October and November present contrasting weather patterns, particularly in terms of temperature and precipitation. In October, temperatures range from a minimum of 21°C (70°F) to a maximum of 31°C (88°F), with an average of 26°C (80°F), accompanied by significant rainfall of 242 mm (9.5 in) over 17 days and high humidity at 80%. In contrast, November cools off slightly with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 29°C (85°F) and an average of 24°C (76°F). The month sees considerably less rain, with only 71 mm (2.8 in) over just 6 days and a slight decrease in humidity to 76%. For more detailed insights, you can explore Sanya weather in November.
October and December showcase a notable shift in weather patterns. In October, temperatures are warmer, with a minimum of 21°C (70°F) and an average of 26°C (80°F), peaking at 31°C (88°F). This month is also characterized by high humidity at 80% and significant rainfall, totaling 242 mm (9.5 in) across 17 days. In contrast, December brings cooler temperatures, with a minimum of 13°C (55°F), an average of 22°C (72°F), and a maximum of 28°C (82°F). Precipitation drops dramatically to just 17 mm (0.7 in) over 3 days, and humidity decreases slightly to 75%. For more detailed information about weather conditions in December, you can visit Sanya weather in December.
As October rolls into Sanya, the weather begins to shift, offering a delightful blend of warmth and humidity. With temperatures averaging a pleasant 26°C (80°F), this month tends to be slightly cooler than the peak summer months, making it an ideal time for outdoor activities. However, the increasing rainfall, with about 242 mm (9.5 in) spread over 17 days, adds a tropical touch, refreshing the atmosphere while also reminding visitors of the region's lush landscape. Despite the rain, the balmy breeze and humidity hovering around 80% create a uniquely enjoyable climate for tourists seeking sun and exploration. For more detailed insights into Sanya's weather patterns throughout the year, be sure to check out Sanya Climate.