Weather on May 21 in Shanghai
Historical weather data for May 21 in Shanghai, China
Based on 56 years of data from SHANGHAI/HONGQIAO
About This Date
May 21st in Shanghai, China typically brings pleasant spring weather, with average highs around 26°C and lows near 18°C. Over 56 years of records, the warmest May 21st was in 1983 (26°C average), while the coldest was 1975 (17°C) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 36% of May 21st dates historically, with the wettest May 21st recording 1.57" 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 May 21st in Shanghai? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 26°C (79°F) | 18°C (65°F) | -- |
| 2025 | 29°C (85°F) | 21°C (69°F) | 8 mm |
| 2024 | 27°C (80°F) | 20°C (68°F) | 0 mm |
| 2023 | 26°C (79°F) | 18°C (65°F) | 3 mm |
| 2022 | 26°C (79°F) | 16°C (61°F) | 0 mm |
| 2021 | 26°C (78°F) | 17°C (62°F) | 0 mm |
| 2020 | 29°C (85°F) | 18°C (65°F) | 0 mm |
| 2019 | -- | 14°C (58°F) | -- |
| 2018 | -- | 18°C (64°F) | 1 mm |
| 2017 | -- | 20°C (68°F) | -- |
| 2016 | -- | 18°C (65°F) | 21 mm |
| 2015 | -- | 15°C (59°F) | -- |
| 2014 | 29°C (84°F) | 17°C (62°F) | 0 mm |
| 2013 | -- | 18°C (64°F) | -- |
| 2012 | 24°C (75°F) | 17°C (62°F) | 0 mm |
| 2011 | 28°C (83°F) | 17°C (62°F) | 0 mm |
| 2010 | 24°C (76°F) | 21°C (69°F) | 0 mm |
| 2009 | 22°C (72°F) | 17°C (63°F) | 4 mm |
| 2008 | 32°C (89°F) | 20°C (68°F) | 0 mm |
| 2007 | 30°C (86°F) | 20°C (68°F) | 0 mm |
| 2006 | 31°C (88°F) | 21°C (70°F) | 0 mm |
| 2005 | 23°C (73°F) | 19°C (66°F) | 1 mm |
| 2004 | 26°C (78°F) | 18°C (64°F) | 1 mm |
| 2003 | 23°C (74°F) | 17°C (63°F) | 0 mm |
| 2002 | 22°C (71°F) | 16°C (60°F) | 40 mm |
| 2001 | 27°C (80°F) | 21°C (70°F) | 0 mm |
| 2000 | 33°C (91°F) | 19°C (66°F) | 0 mm |
| 1999 | 28°C (82°F) | 19°C (67°F) | 0 mm |
| 1998 | 27°C (81°F) | 21°C (69°F) | 0 mm |
| 1997 | 26°C (79°F) | 17°C (62°F) | 0 mm |
| 1996 | 33°C (91°F) | 18°C (65°F) | 0 mm |
| 1995 | 23°C (74°F) | 17°C (63°F) | 0 mm |
| 1994 | 22°C (72°F) | 19°C (67°F) | 5 mm |
| 1993 | 22°C (72°F) | 18°C (65°F) | 8 mm |
| 1992 | 30°C (86°F) | 18°C (64°F) | 0 mm |
| 1991 | 28°C (83°F) | 21°C (70°F) | 9 mm |
| 1990 | 28°C (82°F) | 17°C (63°F) | 0 mm |
| 1989 | 22°C (72°F) | 19°C (67°F) | 3 mm |
| 1988 | 24°C (75°F) | 17°C (62°F) | 0 mm |
| 1987 | 26°C (79°F) | 19°C (67°F) | 24 mm |
| 1986 | 23°C (73°F) | 16°C (61°F) | 0 mm |
| 1985 | 24°C (75°F) | 16°C (60°F) | 0 mm |
| 1984 | 19°C (66°F) | 16°C (60°F) | 7 mm |
| 1983 | 31°C (88°F) | 21°C (70°F) | 0 mm |
| 1982 | 28°C (82°F) | 14°C (57°F) | 0 mm |
| 1981 | 23°C (73°F) | 16°C (61°F) | 0 mm |
| 1980 | 23°C (73°F) | 14°C (58°F) | 0 mm |
| 1979 | 24°C (76°F) | 17°C (62°F) | 0 mm |
| 1978 | 29°C (84°F) | 16°C (60°F) | 0 mm |
| 1977 | 24°C (75°F) | 19°C (66°F) | 1 mm |
| 1976 | 20°C (68°F) | 17°C (62°F) | 3 mm |
| 1975 | 19°C (66°F) | 15°C (59°F) | 3 mm |
| 1974 | 26°C (78°F) | 19°C (67°F) | 7 mm |
| 1973 | 24°C (76°F) | 16°C (60°F) | 0 mm |
| 1972 | 27°C (81°F) | 14°C (58°F) | 0 mm |
| 1971 | 26°C (78°F) | 14°C (58°F) | 0 mm |