Weather on December 31 in Perth
Historical weather data for December 31 in Perth, Australia
Based on 54 years of data from PERTH REGIONAL OFFICE
About This Date
December 31st in Perth, Australia typically brings warm winter weather, with average highs around 29°C and lows near 18°C. Over 54 years of records, the warmest December 31st was in 2012 (32°C average), while the coldest was 1981 (17°C) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 6% of December 31st dates historically, with the wettest December 31st recording 2.64" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for December 31st in Perth? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 33°C (92°F) | 17°C (63°F) | 0" |
| 2024 | 37°C (98°F) | 19°C (67°F) | 0" |
| 2023 | 31°C (87°F) | 21°C (70°F) | 0" |
| 2022 | 26°C (79°F) | 17°C (63°F) | 0" |
| 2021 | 32°C (90°F) | 21°C (70°F) | 0" |
| 2020 | 31°C (87°F) | 22°C (71°F) | 0" |
| 2019 | 29°C (85°F) | 13°C (55°F) | 0" |
| 2018 | 32°C (89°F) | 17°C (62°F) | 0" |
| 2017 | 32°C (90°F) | 19°C (66°F) | 0" |
| 2016 | 27°C (81°F) | 13°C (56°F) | 0" |
| 2015 | 33°C (91°F) | 18°C (64°F) | 0" |
| 2014 | 28°C (82°F) | 19°C (67°F) | 0" |
| 2013 | 26°C (78°F) | 19°C (66°F) | 0" |
| 2012 | 42°C (108°F) | 21°C (70°F) | 0" |
| 2011 | 29°C (85°F) | 21°C (69°F) | 0" |
| 2010 | 33°C (91°F) | 19°C (67°F) | 0" |
| 2009 | 27°C (80°F) | 15°C (59°F) | 0" |
| 2008 | 34°C (94°F) | 22°C (71°F) | 0" |
| 2007 | 30°C (86°F) | 16°C (60°F) | 0" |
| 2006 | 36°C (97°F) | 17°C (62°F) | 0" |
| 2005 | 23°C (73°F) | 13°C (56°F) | 0" |
| 2004 | 31°C (88°F) | 17°C (63°F) | 0" |
| 2003 | 29°C (84°F) | 16°C (60°F) | 0" |
| 2002 | 27°C (80°F) | 13°C (56°F) | 0" |
| 2001 | 27°C (81°F) | 14°C (58°F) | 0" |
| 2000 | 28°C (83°F) | 16°C (60°F) | 0" |
| 1999 | 36°C (96°F) | 22°C (71°F) | 0" |
| 1998 | 31°C (88°F) | 21°C (69°F) | 0" |
| 1997 | 27°C (81°F) | 17°C (63°F) | 0" |
| 1996 | 38°C (101°F) | 18°C (65°F) | 0" |
| 1995 | 31°C (88°F) | 17°C (63°F) | 0" |
| 1994 | 36°C (96°F) | 23°C (74°F) | 0" |
| 1993 | 31°C (87°F) | 19°C (66°F) | 0" |
| 1991 | 24°C (76°F) | 19°C (66°F) | 0" |
| 1990 | 25°C (77°F) | 14°C (58°F) | 0" |
| 1989 | 26°C (78°F) | 13°C (55°F) | 0" |
| 1988 | 32°C (90°F) | 21°C (69°F) | 0" |
| 1987 | 23°C (73°F) | 17°C (63°F) | 0" |
| 1986 | 30°C (86°F) | 16°C (61°F) | 0" |
| 1985 | 33°C (91°F) | 17°C (63°F) | 0" |
| 1984 | 23°C (73°F) | 16°C (61°F) | 0" |
| 1983 | 25°C (77°F) | 18°C (65°F) | 2.64" |
| 1982 | 24°C (75°F) | 18°C (64°F) | 0" |
| 1981 | 22°C (71°F) | 13°C (55°F) | 0" |
| 1980 | 24°C (76°F) | 17°C (62°F) | 0.74" |
| 1979 | 34°C (93°F) | 21°C (69°F) | 0" |
| 1978 | 31°C (88°F) | 21°C (69°F) | 0" |
| 1977 | 29°C (84°F) | 20°C (68°F) | 0" |
| 1976 | 24°C (75°F) | 15°C (59°F) | 0.02" |
| 1975 | 32°C (89°F) | 21°C (70°F) | 0" |
| 1974 | 27°C (81°F) | 21°C (69°F) | 0" |
| 1973 | 33°C (91°F) | 17°C (63°F) | 0" |
| 1972 | 27°C (81°F) | 20°C (68°F) | 0" |
| 1971 | 33°C (92°F) | 17°C (63°F) | 0" |