Weather on September 20 in Shanghai
Historical weather data for September 20 in Shanghai, China
Based on 54 years of data from SHANGHAI/HONGQIAO
About This Date
September 20th in Shanghai, China typically brings warm fall weather, with average highs around 27°C and lows near 21°C. Over 54 years of records, the warmest September 20th was in 2005 (31°C average), while the coldest was 1971 (18°C) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 44% of September 20th dates historically, with the wettest September 20th recording 7.49" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 20th in Shanghai? 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 (75°F) | 23°C (74°F) | -- |
| 2024 | 31°C (88°F) | 26°C (79°F) | 4.72" |
| 2023 | 36°C (97°F) | -- | -- |
| 2022 | 28°C (82°F) | 20°C (68°F) | 0" |
| 2021 | 33°C (92°F) | 22°C (71°F) | 1.19" |
| 2020 | 27°C (80°F) | 17°C (63°F) | 0" |
| 2019 | -- | 21°C (70°F) | -- |
| 2017 | -- | 19°C (67°F) | 3.68" |
| 2016 | -- | 17°C (62°F) | -- |
| 2015 | -- | 19°C (66°F) | 0" |
| 2014 | 26°C (78°F) | 18°C (65°F) | 0.2" |
| 2013 | -- | 23°C (73°F) | 0.36" |
| 2012 | 29°C (84°F) | 18°C (64°F) | 0" |
| 2011 | 21°C (69°F) | 17°C (62°F) | 0.64" |
| 2010 | 33°C (91°F) | 28°C (82°F) | 0" |
| 2009 | 28°C (82°F) | 22°C (72°F) | 0" |
| 2008 | 34°C (93°F) | 26°C (78°F) | 0.14" |
| 2007 | 26°C (78°F) | 23°C (73°F) | 0.25" |
| 2006 | 27°C (80°F) | 22°C (71°F) | 0" |
| 2005 | 35°C (95°F) | 27°C (80°F) | 0" |
| 2004 | 32°C (89°F) | 23°C (74°F) | 0" |
| 2003 | 27°C (80°F) | 23°C (73°F) | 0" |
| 2002 | 26°C (79°F) | 22°C (72°F) | 0" |
| 2001 | 27°C (80°F) | 23°C (73°F) | 0" |
| 2000 | 28°C (82°F) | 22°C (71°F) | 0" |
| 1999 | 25°C (77°F) | 22°C (71°F) | 0.12" |
| 1998 | 27°C (81°F) | 23°C (73°F) | 1.46" |
| 1997 | 24°C (76°F) | 20°C (68°F) | 0" |
| 1996 | 28°C (82°F) | 22°C (71°F) | 0.28" |
| 1995 | 24°C (76°F) | 18°C (64°F) | 0.51" |
| 1994 | 28°C (83°F) | 21°C (69°F) | 0" |
| 1993 | 25°C (77°F) | 22°C (72°F) | 0.78" |
| 1992 | 27°C (81°F) | 24°C (75°F) | 0.07" |
| 1991 | 27°C (81°F) | 18°C (65°F) | 0" |
| 1990 | 27°C (81°F) | 14°C (58°F) | 0" |
| 1989 | 24°C (75°F) | 21°C (69°F) | 0" |
| 1988 | 27°C (80°F) | 21°C (69°F) | 0" |
| 1987 | 27°C (80°F) | 18°C (65°F) | 0" |
| 1986 | 21°C (69°F) | 16°C (60°F) | 3.44" |
| 1985 | 24°C (76°F) | 21°C (70°F) | 0.25" |
| 1984 | 27°C (81°F) | 18°C (65°F) | 0" |
| 1983 | 26°C (79°F) | 22°C (71°F) | 0.12" |
| 1982 | 27°C (80°F) | 21°C (70°F) | 0.05" |
| 1981 | 27°C (80°F) | 18°C (65°F) | 0" |
| 1980 | 20°C (68°F) | 18°C (64°F) | 3.76" |
| 1979 | 29°C (85°F) | 21°C (69°F) | 0" |
| 1978 | 23°C (74°F) | 18°C (64°F) | 0.08" |
| 1977 | 22°C (72°F) | 18°C (64°F) | 0" |
| 1976 | 21°C (70°F) | 20°C (68°F) | 2.88" |
| 1975 | 32°C (90°F) | 26°C (78°F) | 0" |
| 1974 | 22°C (71°F) | 16°C (61°F) | 0.12" |
| 1973 | 25°C (77°F) | 19°C (66°F) | 0.02" |
| 1972 | 27°C (80°F) | 16°C (61°F) | 0" |
| 1971 | 20°C (68°F) | 16°C (60°F) | 7.49" |