Weather on October 18 in Perth
Historical weather data for October 18 in Perth, Australia
Based on 53 years of data from PERTH REGIONAL OFFICE
About This Date
October 18th in Perth, Australia typically brings pleasant fall weather, with average highs around 23°C and lows near 12°C. Over 53 years of records, the warmest October 18th was in 1978 (22°C average), while the coldest was 2003 (11°C) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 32% of October 18th dates historically, with the wettest October 18th recording 6.82" of rain. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for October 18th in Perth? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 23°C (73°F) | 17°C (63°F) | 1 mm |
| 2024 | 23°C (73°F) | 16°C (60°F) | 0 mm |
| 2023 | 24°C (76°F) | 13°C (56°F) | 0 mm |
| 2022 | 26°C (78°F) | 11°C (52°F) | 1 mm |
| 2021 | 24°C (76°F) | 9°C (48°F) | 0 mm |
| 2020 | 30°C (86°F) | 14°C (58°F) | 0 mm |
| 2019 | 26°C (78°F) | 10°C (50°F) | 0 mm |
| 2018 | 18°C (65°F) | 13°C (56°F) | 9 mm |
| 2017 | 19°C (67°F) | 13°C (56°F) | 17 mm |
| 2016 | 22°C (71°F) | 11°C (51°F) | 0 mm |
| 2015 | 23°C (74°F) | 13°C (55°F) | 0 mm |
| 2014 | 25°C (77°F) | 16°C (61°F) | 2 mm |
| 2013 | 23°C (73°F) | 13°C (55°F) | 0 mm |
| 2012 | 23°C (74°F) | 9°C (49°F) | 0 mm |
| 2011 | 20°C (68°F) | 13°C (56°F) | 18 mm |
| 2010 | 33°C (91°F) | 9°C (49°F) | 0 mm |
| 2009 | 25°C (77°F) | 17°C (63°F) | 0 mm |
| 2008 | 26°C (78°F) | 16°C (60°F) | 0 mm |
| 2007 | 21°C (70°F) | 11°C (51°F) | 3 mm |
| 2006 | 24°C (75°F) | 8°C (47°F) | 0 mm |
| 2005 | 21°C (69°F) | 11°C (51°F) | 0 mm |
| 2004 | 29°C (84°F) | 12°C (54°F) | 0 mm |
| 2003 | 18°C (65°F) | 4°C (40°F) | 1 mm |
| 2002 | 21°C (69°F) | 13°C (56°F) | 21 mm |
| 2001 | 28°C (83°F) | 13°C (56°F) | 0 mm |
| 2000 | 27°C (81°F) | 11°C (51°F) | 0 mm |
| 1999 | 26°C (78°F) | 11°C (51°F) | 0 mm |
| 1998 | 17°C (62°F) | 8°C (46°F) | 10 mm |
| 1997 | 25°C (77°F) | 11°C (51°F) | 0 mm |
| 1996 | 21°C (69°F) | 10°C (50°F) | 0 mm |
| 1995 | 22°C (71°F) | 15°C (59°F) | 173 mm |
| 1994 | 26°C (78°F) | 13°C (56°F) | 0 mm |
| 1991 | 22°C (72°F) | 13°C (55°F) | 0 mm |
| 1990 | 18°C (65°F) | 10°C (50°F) | 0 mm |
| 1989 | 21°C (69°F) | 13°C (55°F) | 24 mm |
| 1988 | 22°C (71°F) | 15°C (59°F) | 4 mm |
| 1987 | 27°C (80°F) | 11°C (51°F) | 0 mm |
| 1986 | 19°C (66°F) | 12°C (54°F) | 10 mm |
| 1985 | 21°C (69°F) | 11°C (52°F) | 0 mm |
| 1984 | 29°C (85°F) | 13°C (56°F) | 0 mm |
| 1983 | 22°C (71°F) | 11°C (52°F) | 0 mm |
| 1982 | 22°C (71°F) | 13°C (56°F) | 0 mm |
| 1981 | 19°C (67°F) | 7°C (45°F) | 6 mm |
| 1980 | 19°C (66°F) | 9°C (48°F) | 0 mm |
| 1979 | 21°C (69°F) | 9°C (49°F) | 0 mm |
| 1978 | 29°C (85°F) | 14°C (58°F) | 0 mm |
| 1977 | 22°C (72°F) | 12°C (54°F) | 0 mm |
| 1976 | 22°C (72°F) | 16°C (61°F) | 19 mm |
| 1975 | 20°C (68°F) | 9°C (49°F) | 21 mm |
| 1974 | 26°C (78°F) | 11°C (52°F) | 0 mm |
| 1973 | 18°C (64°F) | 7°C (44°F) | 0 mm |
| 1972 | 19°C (67°F) | 16°C (60°F) | 0 mm |
| 1971 | 28°C (82°F) | 9°C (49°F) | 0 mm |