Weather on October 21 in Hong Kong
Historical weather data for October 21 in Hong Kong, China
Based on 54 years of data from KING'S PARK
About This Date
October 21st in Hong Kong, China typically brings warm fall weather, with average highs around 28°C and lows near 21°C. Over 54 years of records, the warmest October 21st was in 1983 (28°C average), while the coldest was 2023 (20°C) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 17% of October 21st dates historically, with the wettest October 21st recording 11.99" of rain. The last decade has been 3.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.8°F cooler on this date compared to 20-30 years ago.
Planning for October 21st in Hong Kong? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 23°C (74°F) | 19°C (67°F) | -- |
| 2024 | 32°C (90°F) | 22°C (71°F) | 0" |
| 2023 | 24°C (76°F) | 16°C (60°F) | 0.13" |
| 2022 | -- | 17°C (63°F) | 0" |
| 2021 | 31°C (87°F) | 14°C (57°F) | 0.3" |
| 2020 | 27°C (80°F) | 18°C (65°F) | 0" |
| 2019 | -- | 18°C (64°F) | -- |
| 2018 | 30°C (86°F) | 22°C (71°F) | 0" |
| 2016 | -- | 24°C (75°F) | 11.99" |
| 2015 | -- | 18°C (64°F) | -- |
| 2014 | -- | 22°C (71°F) | 0" |
| 2013 | -- | 18°C (64°F) | -- |
| 2012 | 29°C (84°F) | 19°C (66°F) | 0" |
| 2011 | 29°C (85°F) | 17°C (63°F) | 0" |
| 2010 | 28°C (82°F) | 23°C (73°F) | 0" |
| 2009 | 29°C (84°F) | 22°C (71°F) | 0.01" |
| 2008 | 32°C (89°F) | 24°C (75°F) | 0" |
| 2007 | 29°C (85°F) | 19°C (67°F) | 0" |
| 2006 | 31°C (87°F) | 24°C (76°F) | 0" |
| 2005 | 32°C (89°F) | 21°C (70°F) | 0" |
| 2004 | 29°C (85°F) | 19°C (67°F) | 0" |
| 2003 | 29°C (85°F) | 18°C (65°F) | 0" |
| 2002 | 28°C (82°F) | 21°C (69°F) | 0.95" |
| 2001 | 31°C (88°F) | 21°C (70°F) | 0" |
| 2000 | 26°C (79°F) | 22°C (71°F) | 1.09" |
| 1999 | 28°C (82°F) | 23°C (74°F) | 0" |
| 1998 | 28°C (82°F) | 22°C (72°F) | 0.05" |
| 1997 | 31°C (88°F) | 25°C (77°F) | 0" |
| 1996 | 27°C (80°F) | 20°C (68°F) | 0.51" |
| 1995 | 28°C (83°F) | -- | 0" |
| 1994 | 23°C (73°F) | -- | 0" |
| 1993 | 28°C (83°F) | 22°C (72°F) | 0" |
| 1992 | 28°C (82°F) | 20°C (68°F) | 0" |
| 1991 | 26°C (79°F) | 23°C (73°F) | -- |
| 1990 | 27°C (81°F) | 24°C (75°F) | -- |
| 1989 | 24°C (76°F) | 22°C (71°F) | -- |
| 1988 | -- | 23°C (73°F) | -- |
| 1987 | 28°C (82°F) | 24°C (76°F) | -- |
| 1986 | 28°C (83°F) | 24°C (76°F) | 0" |
| 1985 | 25°C (77°F) | 21°C (70°F) | -- |
| 1984 | 26°C (78°F) | 21°C (69°F) | 0" |
| 1983 | 31°C (87°F) | 26°C (79°F) | -- |
| 1982 | 24°C (76°F) | -- | -- |
| 1981 | 29°C (84°F) | 25°C (77°F) | -- |
| 1980 | 27°C (81°F) | 24°C (75°F) | -- |
| 1979 | 29°C (84°F) | -- | -- |
| 1978 | 27°C (81°F) | 23°C (73°F) | -- |
| 1977 | 27°C (81°F) | 23°C (73°F) | -- |
| 1976 | 24°C (75°F) | 21°C (70°F) | -- |
| 1975 | 27°C (81°F) | 23°C (73°F) | -- |
| 1974 | 25°C (77°F) | 22°C (72°F) | -- |
| 1973 | 28°C (82°F) | -- | -- |
| 1972 | 31°C (88°F) | 22°C (71°F) | 0.01" |
| 1971 | 30°C (86°F) | 18°C (65°F) | 0" |