Weather on September 20 in Hong Kong
Historical weather data for September 20 in Hong Kong, China
Based on 55 years of data from KING'S PARK
About This Date
September 20th in Hong Kong, China typically brings warm fall weather, with average highs around 31°C and lows near 25°C. Over 55 years of records, the warmest September 20th was in 2009 (32°C average), while the coldest was 1971 (24°C) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 22% of September 20th dates historically, with the wettest September 20th recording 1.93" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for September 20th in Hong Kong? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 32°C (90°F) | 28°C (82°F) | -- |
| 2025 | 29°C (85°F) | 26°C (79°F) | -- |
| 2024 | 36°C (97°F) | 26°C (78°F) | 12 mm |
| 2023 | -- | 24°C (76°F) | 0 mm |
| 2022 | -- | 25°C (77°F) | 0 mm |
| 2021 | -- | 24°C (76°F) | 5 mm |
| 2020 | 33°C (92°F) | 24°C (76°F) | 1 mm |
| 2019 | -- | 20°C (68°F) | -- |
| 2018 | 34°C (94°F) | 24°C (75°F) | -- |
| 2017 | -- | 24°C (76°F) | -- |
| 2015 | -- | 27°C (81°F) | -- |
| 2014 | -- | 24°C (75°F) | -- |
| 2013 | -- | 23°C (74°F) | -- |
| 2012 | 29°C (85°F) | 23°C (73°F) | 0 mm |
| 2011 | 28°C (83°F) | 21°C (70°F) | 0 mm |
| 2010 | 35°C (95°F) | 26°C (79°F) | 2 mm |
| 2009 | 36°C (96°F) | 29°C (85°F) | 0 mm |
| 2008 | 34°C (93°F) | 26°C (79°F) | 0 mm |
| 2007 | 32°C (89°F) | 24°C (75°F) | 0 mm |
| 2006 | 31°C (88°F) | 22°C (72°F) | 0 mm |
| 2005 | 34°C (94°F) | 26°C (78°F) | 0 mm |
| 2004 | 33°C (92°F) | 24°C (76°F) | 0 mm |
| 2003 | 36°C (96°F) | 26°C (79°F) | 0 mm |
| 2002 | 33°C (92°F) | 26°C (78°F) | 0 mm |
| 2001 | 31°C (88°F) | 27°C (80°F) | 1 mm |
| 2000 | 29°C (85°F) | 23°C (73°F) | 0 mm |
| 1999 | 30°C (86°F) | 23°C (74°F) | 1 mm |
| 1998 | 32°C (90°F) | -- | 0 mm |
| 1997 | 29°C (84°F) | -- | 4 mm |
| 1996 | 28°C (83°F) | 26°C (78°F) | 49 mm |
| 1995 | 25°C (77°F) | -- | 1 mm |
| 1994 | 29°C (85°F) | 24°C (75°F) | 7 mm |
| 1993 | 32°C (89°F) | 26°C (78°F) | 0 mm |
| 1992 | 31°C (88°F) | 25°C (77°F) | 9 mm |
| 1991 | 33°C (91°F) | 27°C (81°F) | 0 mm |
| 1990 | 29°C (85°F) | 25°C (77°F) | -- |
| 1989 | 28°C (83°F) | -- | -- |
| 1988 | 32°C (90°F) | 27°C (80°F) | -- |
| 1987 | 28°C (83°F) | 26°C (79°F) | -- |
| 1986 | 31°C (87°F) | 23°C (74°F) | 0 mm |
| 1985 | 27°C (80°F) | 24°C (76°F) | -- |
| 1984 | 27°C (81°F) | 25°C (77°F) | -- |
| 1983 | 33°C (91°F) | -- | -- |
| 1982 | 33°C (92°F) | 28°C (82°F) | 0 mm |
| 1981 | 32°C (90°F) | 25°C (77°F) | -- |
| 1980 | 29°C (84°F) | 24°C (75°F) | -- |
| 1979 | 29°C (84°F) | 26°C (79°F) | -- |
| 1978 | 30°C (86°F) | -- | -- |
| 1977 | 32°C (90°F) | 26°C (79°F) | -- |
| 1976 | 28°C (82°F) | 26°C (79°F) | -- |
| 1975 | 31°C (88°F) | 26°C (79°F) | -- |
| 1974 | 30°C (86°F) | 26°C (79°F) | -- |
| 1973 | 32°C (90°F) | 25°C (77°F) | -- |
| 1972 | 29°C (85°F) | 23°C (73°F) | 10 mm |
| 1971 | 27°C (80°F) | 22°C (71°F) | 0 mm |