Is Haikou hot in January?
Days are typically mild at 21.3°C, while nights average 15.8°C.
China · 1991–2020 normal
Typical January weather in Haikou: 21.3°C by day, 15.8°C at night, 26 mm of rain over 4.4 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, January scores 88 out of 100 (February leads the year at 90). Daylight is calculated as 11 h 02 from latitude 20.03°. Open-water sea temperature is 19.8°C (11 km from the place centre).
January at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically mild at 21.3°C, while nights average 15.8°C.
The measured monthly average is 26 mm across about 4 wet days.
There are about 11 h 02 between sunrise and sunset at mid-month, calculated from the place latitude.
January ranks 2 of 12 in our weather comparison; February ranks first.
The evidence behind this page
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The weather comparison for Haikou is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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