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Haikou Climate & Temperature

  • Haikou, China is at 20°0'N, 110°15'E, 64 m (210 ft). See map.
  • Haikou has a humid subtropical hot summer climate that is mild with dry winters, hot humid summers and moderate seasonality (Köppen-Geiger classification: Cwa).
  • According to the Holdridge life zones system of bioclimatic classification Haikou is situated in or near the subtropical moist forest biome.
  • The annual average temperature is 23.8 degrees Celsius (74.8 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
  • Average monthly temperatures vary by 11.2 °C (20.2°F). This indicates that the continentality type is oceanic, subtype truly oceanic. Haikou Climate Graph
  • In the winter time records indicate temperatures by day reach 21.6°C (70.9°F) on average falling to 15.5°C (59.8°F) overnight.
  • In spring time temperatures climb reaching 29.1°C (84.3°F) generally in the afternoon with overnight lows of 21.6°C (70.8°F).
  • During summer average high temperatures are 32.6°C (90.7°F) and average low temperatures are 25.1°C (77.1°F).
  • Come autumn/ fall temperatures decrease achieving average highs of 28°C (82.4°F) during the day and lows of 22°C (71.7°F) generally shortly after sunrise.
  • Total annual Precipitation averages 1625 mm (64 inches) which is equivalent to 1625 Litres/m² (39.86 Gallons/ft²).
  • Were you to burrow down through the centre of the Earth from Haikou you would pop up nearest to the climate station at Iquique-Diego Aracena, Chile where you would find a Mediterranean climate.

Haikou Climate Table

  Climate Variable Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
 
Average Max Temperature °C ( °F) 21 (69) 22 (72) 26 (78) 30 (85) 32 (90) 33 (91) 33 (92) 32 (90) 31 (87) 28 (83) 25 (77) 22 (72) 28 (82)
 
Average Temperature °C ( °F) 17 (63) 18 (65) 21 (70) 25 (77) 27 (81) 28 (83) 28 (83) 28 (82) 27 (80) 25 (77) 22 (72) 19 (66) 24 (75)
 
Average Min Temperature °C ( °F) 15 (58) 16 (60) 19 (65) 22 (71) 24 (76) 25 (77) 25 (77) 25 (77) 24 (76) 22 (72) 20 (67) 16 (61) 21 (70)
 
Average Precipitation mm (in) 22 (1) 34 (1) 51 (2) 106 (4) 183 (7) 211 (8) 210 (8) 225 (9) 251 (10) 201 (8) 97 (4) 34 (1) 1625 (64)
Average Daylight Hours/ Day 11h 03' 11h 27' 12h 00' 12h 35' 13h 04' 13h 18' 13h 12' 12h 47' 12h 13' 11h 38' 11h 10' 10h 56' 12h 00'
Sun altitude at solar noon on the 21st day (°). 50 59.2 70.1 81.8 89.2 86.5 88.4 82.1 70.7 59.1 50 46.6 69.4

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