Weather on December 21 in Hong Kong
Historical weather data for December 21 in Hong Kong, China
Avg High20°C (68°F)
Avg Low13°C (56°F)
Warmest199224°C
Coldest20239°C
Based on 54 years of data from KING'S PARK
About This Date
December 21st in Hong Kong, China typically brings mild winter weather, with average highs around 20°C and lows near 13°C. Over 54 years of records, the warmest December 21st was in 1992 (24°C average), while the coldest was 2023 (9°C) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 11% of December 21st dates historically, with the wettest December 21st recording 2.66" of rain.
Planning for December 21st in Hong Kong? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 24°C (76°F) | 17°C (62°F) | -- |
| 2024 | -- | 6°C (42°F) | 0" |
| 2023 | 14°C (58°F) | 4°C (39°F) | 0" |
| 2022 | 21°C (69°F) | 6°C (42°F) | 0" |
| 2021 | -- | 11°C (52°F) | 2.11" |
| 2020 | 19°C (66°F) | 8°C (47°F) | 0" |
| 2019 | -- | 12°C (53°F) | 0" |
| 2017 | -- | 6°C (42°F) | -- |
| 2016 | -- | 17°C (62°F) | 0.15" |
| 2015 | 23°C (74°F) | 15°C (59°F) | -- |
| 2014 | 19°C (66°F) | 7°C (44°F) | 0" |
| 2013 | 17°C (62°F) | -- | -- |
| 2012 | 22°C (72°F) | 16°C (60°F) | 0" |
| 2011 | 24°C (75°F) | 15°C (59°F) | 0" |
| 2010 | 26°C (78°F) | 17°C (63°F) | 0" |
| 2009 | 18°C (65°F) | 11°C (51°F) | 0" |
| 2008 | 27°C (81°F) | 13°C (56°F) | 0" |
| 2007 | 26°C (78°F) | 16°C (61°F) | 0" |
| 2006 | 21°C (70°F) | 10°C (50°F) | 0" |
| 2005 | 18°C (65°F) | 12°C (54°F) | 0" |
| 2004 | 23°C (74°F) | 16°C (61°F) | 0" |
| 2003 | 19°C (66°F) | 6°C (42°F) | 0" |
| 2002 | 18°C (65°F) | 13°C (56°F) | 0.02" |
| 2001 | 13°C (56°F) | 9°C (49°F) | 0" |
| 2000 | 15°C (59°F) | 9°C (49°F) | 0" |
| 1999 | 14°C (58°F) | -- | 0" |
| 1998 | 26°C (79°F) | 19°C (67°F) | 0" |
| 1997 | 21°C (69°F) | 18°C (64°F) | 0.05" |
| 1996 | 23°C (73°F) | 13°C (56°F) | 0" |
| 1995 | 21°C (69°F) | 13°C (56°F) | 0" |
| 1994 | 17°C (63°F) | 13°C (55°F) | 0" |
| 1993 | 18°C (64°F) | -- | 0" |
| 1992 | 29°C (84°F) | 19°C (66°F) | 0" |
| 1991 | 21°C (70°F) | 16°C (61°F) | 0" |
| 1990 | 21°C (70°F) | 18°C (64°F) | 0" |
| 1989 | 21°C (69°F) | 18°C (65°F) | -- |
| 1988 | 23°C (74°F) | 17°C (62°F) | 0" |
| 1987 | 21°C (69°F) | 14°C (58°F) | 0" |
| 1986 | 19°C (67°F) | 13°C (55°F) | 0" |
| 1985 | 18°C (65°F) | -- | 0" |
| 1984 | 17°C (63°F) | -- | 0" |
| 1983 | 21°C (70°F) | 17°C (63°F) | 0" |
| 1982 | -- | 12°C (54°F) | 0" |
| 1981 | 17°C (63°F) | 11°C (52°F) | -- |
| 1980 | 19°C (66°F) | 14°C (57°F) | -- |
| 1979 | 24°C (75°F) | 19°C (66°F) | -- |
| 1978 | 18°C (64°F) | 15°C (59°F) | -- |
| 1977 | 23°C (73°F) | 19°C (66°F) | -- |
| 1976 | 20°C (68°F) | 19°C (66°F) | -- |
| 1975 | 17°C (63°F) | -- | -- |
| 1974 | 19°C (66°F) | 11°C (52°F) | -- |
| 1973 | 25°C (77°F) | -- | -- |
| 1972 | 15°C (59°F) | 13°C (56°F) | 2.66" |
| 1971 | 15°C (59°F) | 13°C (55°F) | 1.74" |