Haikou Weather in December
In Haikou, December brings high daytime temperatures around 23°C (73°F), with nights cooling to 19°C (66°F). Some rainfall is to be expected.
Rainfall in Haikou in December
Based on our climate data of the past 30 years, about 11 days of rain are anticipated, with 43 mm (1.7 in) on average. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Haikou in December
Weather in Haikou is at its perfect in December. Highs reach 23°C (73°F), while nights settle around 19°C (66°F). December is part of winter. This kind of day-to-night contrast is typical for this time of year. At 19°C (66°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Haikou in December
The month brings about 132 hours of sunlight, offering a comfortable mix of sun and overcast.
Wind Speed in Haikou in December
December sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit China, check out our Haikou's climate page.
Haikou Temperature in December
Min Temperature
19°C (66°F)
Max Temperature
23°C (73°F)
Chance of Rain
37%
Precipitation
43 mm (1.7 in)
Rainy days
11 days
Humidity
79%
Windspeed
2 m/s (4 knots)
Sunshine
132 hours
Percentage Sunshine
40%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Haikou typically stay consistent throughout December, with daily highs averaging around 23°C (73°F). Nights are pleasant, with lows typically ranging from 16°C (61°F) to 18°C (64°F).
Average temperatures in December
Historical weather for Haikou in December
Browse day-by-day weather records for Haikou spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Haikou historical weather extremes in December
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Haikou.
- Haikou recorded its highest December temperature of 31°C (88°F) on December 1, 2012.
- The coldest December day was on December 29, 1976, with a maximum of 10°C (50°F).
- The coldest night in December in Haikou was on December 31, 2004, with a minimum of 5°C (41°F).
Best Places in China in December
Find out more about the weather in China and which places have the best travel conditions in this month. See all of China in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Haikou in December
Comfortable temperatures call for an easy wardrobe in December. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Haikou in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit China, check out our Haikou's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Haikou climate overview or explore weather in China.
