WEATHER IN Haikou
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Climate tables. Data for Haikou.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | 2.8 (1963) | 16.1 | 18.2 | 21.3 | 33.0 (1978) |
| february | 7.0 (1974) | 17.1 | 19.3 | 23.0 | 37.0 (1979) |
| march | 6.4 (1986) | 19.9 | 22.4 | 26.6 | 38.4 (2026) |
| april | 13.9 (1963) | 22.9 | 25.6 | 30.2 | 41.3 (2024) |
| may | 16.7 (1984) | 25.0 | 27.9 | 32.5 | 39.2 (2020) |
| june | 21.0 (1976) | 25.9 | 28.9 | 33.6 | 38.0 (1977) |
| july | 22.0 (1989) | 25.8 | 28.9 | 33.4 | 38.7 (2015) |
| august | 21.1 (1958) | 25.6 | 28.3 | 32.5 | 37.6 (2025) |
| september | 19.7 (1997) | 25.0 | 27.6 | 31.1 | 36.0 (1988) |
| october | 13.9 (1958) | 23.5 | 25.9 | 28.9 | 34.5 (1987) |
| november | 10.0 (1956) | 21.1 | 23.2 | 26.1 | 34.7 (1997) |
| december | 5.0 (1975) | 17.7 | 19.6 | 22.4 | 32.2 (1958) |
| year | 2.8 (1963) | 22.1 | 24.7 | 28.5 | 41.3 (2024) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 23.5 | 0.0 (1918) | 125.0 (2016) | 35.8 (1969) |
| february | 29.9 | 0.0 (2002) | 141.7 (2022) | 57.2 (2022) |
| march | 42.9 | 0.3 (1936) | 215.0 (2009) | 91.6 (2009) |
| april | 80.0 | 3.0 (2002) | 349.5 (1928) | 130.1 (1986) |
| may | 191.4 | 21.2 (1933) | 416.3 (2024) | 128.9 (1964) |
| june | 238.9 | 39.6 (1948) | 611.0 (2018) | 236.9 (2018) |
| july | 247.6 | 29.8 (1967) | 600.0 (2014) | 283.0 (1966) |
| august | 293.0 | 33.0 (1935) | 608.0 (2016) | 326.7 (1998) |
| september | 268.8 | 32.2 (1929) | 782.3 (1996) | 327.9 (1996) |
| october | 274.1 | 0.0 (1979) | 1213.0 (2010) | 331.2 (2011) |
| november | 59.6 | 0.0 (1997) | 542.5 (1972) | 252.7 (1972) |
| december | 38.3 | 0.0 (1933) | 257.3 (1922) | 91.9 (1963) |
| year | 1788.0 | 766.5 (1932) | 2629.0 (2009) | 331.2 (2011) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |