Weather on April 21 in Hong Kong
Historical weather data for April 21 in Hong Kong, China
Based on 54 years of data from KING'S PARK
About This Date
April 21st in Hong Kong, China typically brings warm spring weather, with average highs around 28°C and lows near 22°C. Over 54 years of records, the warmest April 21st was in 2004 (28°C average), while the coldest was 1991 (20°C) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 30% of April 21st dates historically, with the wettest April 21st recording 4.34" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for April 21st in Hong Kong? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | -- | 24°C (76°F) | 0" |
| 2024 | 28°C (82°F) | 20°C (68°F) | 2.69" |
| 2023 | 31°C (88°F) | 23°C (73°F) | 0.3" |
| 2022 | 29°C (84°F) | 17°C (62°F) | 0" |
| 2021 | 31°C (87°F) | 20°C (68°F) | 0" |
| 2020 | 31°C (88°F) | 19°C (67°F) | 0.15" |
| 2019 | -- | 22°C (72°F) | 0.05" |
| 2018 | -- | 21°C (69°F) | 0" |
| 2016 | -- | 21°C (70°F) | 0.91" |
| 2015 | -- | 17°C (63°F) | -- |
| 2014 | 26°C (79°F) | 22°C (72°F) | -- |
| 2013 | -- | 18°C (64°F) | 0.05" |
| 2012 | 29°C (85°F) | 19°C (67°F) | 0" |
| 2011 | 27°C (81°F) | 19°C (67°F) | 0" |
| 2010 | 28°C (82°F) | 24°C (75°F) | 0.15" |
| 2009 | 29°C (84°F) | 21°C (69°F) | 0" |
| 2008 | 29°C (85°F) | 24°C (76°F) | 0.25" |
| 2007 | 27°C (81°F) | 23°C (74°F) | 0.02" |
| 2006 | 30°C (86°F) | 23°C (73°F) | 0" |
| 2005 | 29°C (84°F) | 23°C (74°F) | 0" |
| 2004 | 33°C (91°F) | 24°C (76°F) | 0" |
| 2003 | 32°C (90°F) | 22°C (71°F) | 0" |
| 2002 | 31°C (87°F) | 24°C (75°F) | 0" |
| 2001 | 27°C (80°F) | 22°C (71°F) | 4.34" |
| 2000 | 30°C (86°F) | 23°C (73°F) | 0.06" |
| 1999 | 27°C (81°F) | 21°C (70°F) | -- |
| 1998 | 27°C (81°F) | 22°C (71°F) | 0.3" |
| 1997 | 28°C (82°F) | 22°C (71°F) | 0" |
| 1996 | 22°C (71°F) | -- | 0" |
| 1995 | 26°C (79°F) | 19°C (67°F) | 0.05" |
| 1994 | 31°C (87°F) | -- | 0" |
| 1993 | 22°C (71°F) | -- | 2.01" |
| 1992 | 27°C (81°F) | 22°C (71°F) | 0" |
| 1991 | 22°C (71°F) | 19°C (66°F) | -- |
| 1990 | 28°C (83°F) | 23°C (73°F) | -- |
| 1989 | 28°C (82°F) | 24°C (75°F) | -- |
| 1988 | 26°C (79°F) | -- | -- |
| 1987 | 27°C (80°F) | 22°C (72°F) | 0" |
| 1986 | 23°C (73°F) | -- | -- |
| 1985 | 26°C (78°F) | 20°C (68°F) | 0" |
| 1984 | 26°C (79°F) | 21°C (69°F) | -- |
| 1983 | 27°C (80°F) | 21°C (70°F) | -- |
| 1982 | 28°C (83°F) | 21°C (69°F) | 0" |
| 1981 | 24°C (75°F) | 20°C (68°F) | -- |
| 1980 | 27°C (81°F) | 25°C (77°F) | -- |
| 1979 | 26°C (79°F) | 20°C (68°F) | -- |
| 1978 | 27°C (81°F) | -- | -- |
| 1977 | 27°C (81°F) | 23°C (73°F) | -- |
| 1976 | 27°C (81°F) | 22°C (72°F) | -- |
| 1975 | 31°C (88°F) | 22°C (72°F) | -- |
| 1974 | 25°C (77°F) | -- | -- |
| 1973 | 30°C (86°F) | 21°C (70°F) | -- |
| 1972 | 29°C (84°F) | 22°C (72°F) | 3.84" |
| 1971 | 28°C (83°F) | 20°C (68°F) | 0.16" |