Hong Kong Weather in December
In Hong Kong, December brings pleasant daytime temperatures around 21°C (70°F), with nights cooling to 16°C (61°F). Some rainfall is to be expected.
Rainfall in Hong Kong in December
Records from the past 30 years suggest around 4 days of rain, with 35 mm (1.4 in) average for the month. The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.
Temperature in Hong Kong in December
The perfect temperature in Hong Kong in December makes it a solid month to visit, with 21°C (70°F) during the day and 16°C (61°F) at night. December is typically considered a winter month. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Hong Kong in December
The area experiences a moderate amount of sunshine, with approximately 160 hours of sunlight expected. This means a decent mix of sun and overcast.
Wind Speed in Hong Kong in December
Wind speeds average 2 m/s (4 knots) during December. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.
Average water temperature in December
At 20°C (68°F), the water is pleasant for swimming. Most people find this range ideal — cool enough to be refreshing, warm enough to stay in comfortably.If you favor pleasant temperatures and minimal rainfall, December is one of the best months to visit Hong Kong.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Hong Kong, check out our Hong Kong's climate page.
Hong Kong Temperature in December
Min Temperature
16°C (61°F)
Max Temperature
21°C (70°F)
Water Temperature
20°C (68°F)
Chance of Rain
13%
Precipitation
35 mm (1.4 in)
Rainy days
4 days
Humidity
70%
Windspeed
2 m/s (4 knots)
Sunshine
160 hours
Percentage Sunshine
51%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Hong Kong typically stay consistent throughout December, with daily highs averaging around 21°C (70°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 17°C (63°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Hong Kong in December
Browse day-by-day weather records for Hong Kong spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hong Kong historical weather extremes in December
Our historical data for Hong Kong spans 1976 to 2025, revealing these weather extremes.
- Hong Kong recorded its highest December temperature of 28°C (82°F) on December 15, 2023.
- Hong Kong experienced its chilliest December day on December 27, 2002, reaching only 8°C (46°F).
- The coldest night in December in Hong Kong was on December 28, 1991, with a minimum of 4°C (39°F).
Best Places in Hong Kong in December
Find out more about the weather in Hong Kong and which places have the best travel conditions in this month. See all of Hong Kong in December →
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What to Wear in Hong Kong 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. Light rain is possible, so consider bringing a small umbrella or rain jacket. With water temperatures around 20°C (68°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Hong Kong 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 Hong Kong, check out our Hong Kong's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Hong Kong climate overview or explore weather in Hong Kong.
