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    China - South coast

    Sanya weather and climate

    China - South coast

    Sanya weather and climate

    Day

    32 °C

    Night

    25 °C

    Sea

    28 °C

    Precipitation

    108 mm

    in month

    Rainy days

    11 days

    in month

    Daylight

    13 hours

    average

    Sunshine

    7 hours

    average

    Humidity

    76 %

    Weather charts for Sanya

    JanFebMarAprMayJunJulAugSepOctNovDecTemperature (° C)15202530Precipitation (mm)0320
    Weather overview
    JanFebMarAprMayJunJulAugSepOctNovDecTemperature (° C)15202530Precipitation (mm)0320
    Wet days chart
    JanFebMarAprMayJunJulAugSepOctNovDecWet days051015205101520
    Sunhours per day chart
    JanFebMarAprMayJunJulAugSepOctNovDecSunhours per day0246810246810
    Wind chart
    JanFebMarAprMayJunJulAugSepOctNovDecWind0246123456
    Humidity chart
    JanFebMarAprMayJunJulAugSepOctNovDecHumidity %6570758085909565707580859095
    Data backed by 40 years of history

    We make the most from 40 years of historical weather data to predict the best weather conditions.

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    16 500 000 weather records

    We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.

    Beach with turquise sea in Sanya in partly cloudy weather

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    Weather overview for Sanya

    Weather overview

    Sanya (China) in general has a tropical climate. The day temperatures range from 25.0 °C (77.0 °F) in January to 31.8 °C (89.2 °F) in June. Sea temperatures are in the following range: 22.9 °C (73.2 °F) in February to 28.5 °C (83.4 °F) in June. The driest month is January with just 3 days of rain, on the contrary, the month when it rains the most is September with 17 days of rain. The highest night temperatures could be experienced in June with 26.2 °C (79.2 °F), the lowest in January with 17.9 °C (64.2 °F).

    January weather

    The minimum of the day temperature is observable, with its value being 25.0 °C (77.0 °F) in Sanya, while the sea temperature continues to descent, with its value being 23.1 °C (73.6 °F). The ongoing tourist season is noticeable. The rainfall amount descents similarly to the previous month, with its value being 22 mm (0.88 in), while the number of rainy days is on its minimum in this month. The minimum of the night temperature is observable, with its value of 17.9 °C (64.2 °F).

    February weather

    There is pending tourist season in Sanya. The minimum of the sea temperature can be noticed, with its value of 22.9 °C (73.2 °F), while the beginning of the rise of the day temperature could be noticed, with its value of 25.5 °C (77.9 °F). The beginning of the rise of the night temperature could be noticed, its value is 18.9 °C (66.0 °F). The minimum of the number of sun hours (without clouds) is observable, with its value being 5 hours. The rainfall amount is on its minimum in this month.

    March weather

    The tourist season is close to its peak in Sanya. The sea temperature starts to rise, its value is 23.8 °C (74.8 °F), while the day temperature rises similarly to the previous month, its value is 27.5 °C (81.5 °F). The rise of the night temperature can be observed, with its value of 21.0 °C (69.8 °F). The number of sun hours (without clouds) rise's start could be observed in this month. The rainfall amount rise's start could be observed in this month.

    April weather

    The rise of the day temperature can be observed, with its value being 29.9 °C (85.8 °F) in Sanya, and the sea temperature rises similarly to the previous month as well, its value is 25.9 °C (78.7 °F). The beginning of the rise of the number of rainy days could be noticed, with its value of 6 days, while the rainfall amount continues to rise, with its value of 54 mm (2.13 in). The tourist season is close to its peak. The number of sun hours (without clouds) rises similarly to the previous month, the value of this measure is 6 hours.

    May weather

    The day temperature continues to rise, with its value being 31.5 °C (88.7 °F) in Sanya, and the rise of the sea temperature can be observed as well, with its value being 27.8 °C (82.1 °F). The number of rainy days continues to rise, its value is 11 days, and the rainfall amount rises similarly to the previous month as well, its value is 108 mm (4.23 in). There is pending tourist season in May. The rise of the night temperature can be observed, with its value of 25.4 °C (77.7 °F).

    June weather

    The ongoing tourist season is noticeable in Sanya. The day temperature is on its maximum, with its value of 31.8 °C (89.2 °F), and the maximum of the sea temperature is observable as well in this month. The rise of the number of rainy days can be observed, its value is 15 days, and the rainfall amount rises similarly to the previous month as well, with its value of 147 mm (5.78 in). The maximum of the night temperature is observable in June.

    July weather

    There is pending tourist season in Sanya. The rise of the rainfall amount can be observed, with its value of 164 mm (6.46 in), while the beginning of the descent of the number of rainy days could be noticed, with its value being 14 days. The number of sun hours (without clouds) reaches its maximum, with its value being 7 hours. The humidity is on its minimum in July.

    August weather

    The beginning of the rise of the number of rainy days could be noticed, its value is 16 days in Sanya, while the rise of the rainfall amount can be observed, its value is 200 mm (7.86 in). The wet season is about to start. The beginning of the descent of the number of sun hours (without clouds) could be noticed, with its value being 6 hours.

    September weather

    The day temperature starts to descent, the value of this measure is 30.6 °C (87.1 °F) in Sanya, and the night temperature starts to descent as well, the value of this measure is 24.6 °C (76.3 °F). The wet season is close to its peak. The maximum of the number of rainy days is observable, its value is 17 days, while the rise of the rainfall amount can be observed, the value of this measure is 268 mm (10.55 in). The wind speed is on its minimum, with its value of 2.5.

    October weather

    The tourist season slowly starts in Sanya. The day temperature continues to descent, the value of this measure is 29.6 °C (85.3 °F), while the sea temperature descent's start could be observed, its value is 27.5 °C (81.5 °F). The wet season is close to its peak. The beginning of the descent of the number of rainy days could be noticed, while the rainfall amount reaches its maximum in October.

    November weather

    The day temperature descents similarly to the previous month, the value of this measure is 27.6 °C (81.7 °F) in Sanya, and the descent of the sea temperature can be observed too, its value is 26.2 °C (79.1 °F). The tourist season is close to its peak. The rainfall amount starts to descent, its value is 110 mm (4.33 in), while the number of rainy days descents similarly to the previous month, its value is 8 days. The night temperature continues to descent, its value is 21.0 °C (69.8 °F).

    December weather

    The ongoing tourist season is noticeable in December in Sanya. The sea temperature descents similarly to the previous month, and the descent of the day temperature can be observed as well, the value of this measure is 25.4 °C (77.7 °F). The rainfall amount continues to descent, the value of this measure is 40 mm (1.58 in). The minimum of the day length is observable, the value of this measure is 11 hours. The descent of the night temperature can be observed, with its value of 18.6 °C (65.5 °F).

    FAQs

    What temperature can I expect during the day in Sanya in January?

    In Sanya in January, the average daily temperatures will be 25.0 °C (77.0 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.

    Is February a good month to visit Sanya?

    In February in Sanya, there are ideal conditions for a vacation. The daily temperatures in this month reach pleasant 25.5 °C (77.9 °F). The seawater temperature reaches ideal 22.9 °C (73.2 °F). At night, temperatures hover around a pleasant 18.9 °C (66.0 °F). There are only 4 days of rain in the whole month, so you can leave your umbrella at home.

    What is the sea temperature in Sanya in March?

    The temperature of the sea in March in Sanya is 23.8 °C (74.8 °F). This warm sea is nice for swimming, maybe cold for some, but most people can spend a long time in it.

    Is there a wet season in Sanya in April?

    No, there is no wet season in Sanya in April - you can expect 6 days of rain during the month.

    What is the air temperature in May in Sanya at night?

    The average night temperature in May in Sanya is 25.4 °C (77.7 °F). The temperature creates a tropical atmosphere and encourages a night of fun, often including a drink to refresh. After all, this temperature is already relatively high.

    How humid is Sanya in June?

    In Sanya in June, expect humidity around 74 %.

    How many hours of sun to expect in Sanya in July?

    There is an average length of sunshine of 7 hours per day in Sanya in July.

    How windy is it in August in Sanya?

    An average wind scale that can be expected in Sanya in August is 2.7. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.

    Is there a dry season in October in Sanya?

    No, October is not a dry month in Sanya, expect rain approximately 15 days in a month.

    What is the average number of rainy days in November in Sanya?

    In Sanya in November, we can expect 8 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 1.9 days of the week, or in general - 27 % days.

    Is it hot in Sanya in December?

    In December in Sanya, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.