Weather on March 21 in Sydney
Historical weather data for March 21 in Sydney, Australia
Based on 56 years of data from SYDNEY (OBSERVATORY HILL)
About This Date
March 21st in Sydney, Australia typically brings pleasant spring weather, with average highs around 25°C and lows near 18°C. Over 56 years of records, the warmest March 21st was in 1998 (28°C average), while the coldest was 2024 (18°C) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 38% of March 21st dates historically, with the wettest March 21st recording 7.42" 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 March 21st in Sydney? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2026 | 27°C (80°F) | 21°C (69°F) | -- |
| 2025 | 24°C (76°F) | 22°C (71°F) | -- |
| 2024 | 20°C (68°F) | 16°C (60°F) | -- |
| 2023 | 23°C (73°F) | 19°C (67°F) | -- |
| 2022 | 23°C (74°F) | 18°C (65°F) | -- |
| 2021 | 23°C (73°F) | 19°C (66°F) | -- |
| 2020 | 26°C (79°F) | 18°C (65°F) | 0" |
| 2019 | 27°C (80°F) | 19°C (67°F) | 0" |
| 2018 | 22°C (72°F) | 19°C (66°F) | 1.24" |
| 2017 | 27°C (81°F) | 23°C (74°F) | 0" |
| 2016 | 21°C (70°F) | 16°C (60°F) | 6.12" |
| 2015 | 23°C (74°F) | 18°C (65°F) | 0.2" |
| 2014 | 27°C (80°F) | 21°C (69°F) | 0.1" |
| 2013 | 26°C (79°F) | 18°C (65°F) | 0" |
| 2012 | 25°C (77°F) | 19°C (66°F) | 0" |
| 2011 | 25°C (77°F) | 19°C (67°F) | 2.08" |
| 2010 | 31°C (88°F) | 22°C (71°F) | 0" |
| 2009 | 26°C (78°F) | 19°C (67°F) | 0" |
| 2008 | 19°C (67°F) | 18°C (64°F) | 0.1" |
| 2007 | 28°C (83°F) | 22°C (72°F) | 0" |
| 2006 | 26°C (78°F) | 18°C (64°F) | 0.22" |
| 2005 | 23°C (73°F) | 14°C (58°F) | 0" |
| 2004 | 23°C (74°F) | 19°C (67°F) | 1.8" |
| 2003 | 24°C (76°F) | 17°C (62°F) | 0" |
| 2002 | 23°C (73°F) | 21°C (69°F) | 0" |
| 2001 | 26°C (79°F) | 21°C (70°F) | 0" |
| 2000 | 19°C (67°F) | 17°C (63°F) | 4.36" |
| 1999 | 28°C (83°F) | 19°C (66°F) | 0.04" |
| 1998 | 36°C (96°F) | 21°C (69°F) | 0" |
| 1997 | 24°C (76°F) | 17°C (62°F) | 0" |
| 1996 | 23°C (74°F) | 14°C (57°F) | 0" |
| 1995 | 27°C (80°F) | 15°C (59°F) | 0" |
| 1994 | 23°C (73°F) | 14°C (58°F) | 0" |
| 1993 | 24°C (75°F) | 18°C (65°F) | 0.14" |
| 1992 | 26°C (78°F) | 18°C (65°F) | 0" |
| 1991 | 26°C (78°F) | 19°C (67°F) | 0" |
| 1990 | 25°C (77°F) | 16°C (61°F) | 0.2" |
| 1989 | 25°C (77°F) | 19°C (66°F) | 0.06" |
| 1988 | 27°C (80°F) | 17°C (62°F) | 0.2" |
| 1987 | 21°C (70°F) | 17°C (62°F) | 0.04" |
| 1986 | 26°C (79°F) | 19°C (67°F) | 0" |
| 1985 | 26°C (78°F) | 21°C (69°F) | 0" |
| 1984 | 24°C (75°F) | 17°C (62°F) | 7.42" |
| 1983 | 23°C (74°F) | 18°C (65°F) | 6.52" |
| 1982 | 23°C (74°F) | 18°C (64°F) | 0.58" |
| 1981 | 22°C (72°F) | 20°C (68°F) | 0" |
| 1980 | 30°C (86°F) | 18°C (64°F) | 0" |
| 1979 | 28°C (83°F) | 18°C (64°F) | 0" |
| 1978 | 26°C (78°F) | 21°C (69°F) | 1.54" |
| 1977 | 26°C (78°F) | 19°C (66°F) | 0" |
| 1976 | 26°C (79°F) | 17°C (63°F) | 0" |
| 1975 | 24°C (75°F) | 13°C (56°F) | 0" |
| 1974 | 24°C (76°F) | 16°C (61°F) | 0" |
| 1973 | 24°C (75°F) | 19°C (67°F) | 0.51" |
| 1972 | 24°C (76°F) | 20°C (68°F) | 0.03" |
| 1971 | 26°C (78°F) | 19°C (66°F) | 0" |