Weather on October 20 in Perth
Historical weather data for October 20 in Perth, Australia
Based on 53 years of data from PERTH REGIONAL OFFICE
About This Date
October 20th in Perth, Australia typically brings pleasant fall weather, with average highs around 24°C and lows near 12°C. Over 53 years of records, the warmest October 20th was in 2008 (28°C average), while the coldest was 1988 (14°C) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 20th dates historically, with the wettest October 20th recording 2.64" of rain. The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
Planning for October 20th in Perth? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 18°C (64°F) | 10°C (50°F) | 11 mm |
| 2024 | 23°C (73°F) | 12°C (54°F) | 0 mm |
| 2023 | 27°C (80°F) | 12°C (54°F) | 0 mm |
| 2022 | 24°C (75°F) | 15°C (59°F) | 0 mm |
| 2021 | 21°C (69°F) | 13°C (56°F) | 67 mm |
| 2020 | 26°C (78°F) | 16°C (60°F) | 0 mm |
| 2019 | 24°C (75°F) | 16°C (61°F) | 0 mm |
| 2018 | 20°C (68°F) | 10°C (50°F) | 0 mm |
| 2017 | 30°C (86°F) | 13°C (55°F) | 0 mm |
| 2016 | 19°C (66°F) | 11°C (52°F) | 7 mm |
| 2015 | 27°C (81°F) | 9°C (49°F) | 0 mm |
| 2014 | 21°C (70°F) | 11°C (51°F) | 8 mm |
| 2013 | 19°C (67°F) | 10°C (50°F) | 46 mm |
| 2012 | 29°C (84°F) | 11°C (51°F) | 0 mm |
| 2011 | 26°C (78°F) | 9°C (48°F) | 0 mm |
| 2010 | 24°C (76°F) | 11°C (52°F) | 0 mm |
| 2009 | 21°C (70°F) | 11°C (51°F) | 0 mm |
| 2008 | 36°C (96°F) | 21°C (70°F) | 0 mm |
| 2007 | 19°C (67°F) | 13°C (55°F) | 0 mm |
| 2006 | 31°C (88°F) | 13°C (56°F) | 0 mm |
| 2005 | 26°C (78°F) | 8°C (47°F) | 0 mm |
| 2004 | 28°C (82°F) | 16°C (60°F) | 0 mm |
| 2003 | 21°C (69°F) | 13°C (56°F) | 0 mm |
| 2002 | 23°C (73°F) | 11°C (52°F) | 0 mm |
| 2001 | 22°C (71°F) | 12°C (54°F) | 1 mm |
| 2000 | 23°C (74°F) | 13°C (56°F) | 0 mm |
| 1999 | 27°C (80°F) | 11°C (51°F) | 0 mm |
| 1998 | 24°C (76°F) | 9°C (49°F) | 0 mm |
| 1997 | 29°C (84°F) | 14°C (58°F) | 0 mm |
| 1996 | 37°C (98°F) | 13°C (55°F) | 0 mm |
| 1995 | 21°C (69°F) | 9°C (48°F) | 0 mm |
| 1994 | 31°C (87°F) | 14°C (58°F) | 0 mm |
| 1991 | 19°C (66°F) | 13°C (56°F) | 21 mm |
| 1990 | 22°C (71°F) | 10°C (50°F) | 0 mm |
| 1989 | 21°C (69°F) | 10°C (50°F) | 0 mm |
| 1988 | 17°C (62°F) | 12°C (53°F) | 21 mm |
| 1987 | 23°C (73°F) | 13°C (56°F) | 0 mm |
| 1986 | 22°C (71°F) | 12°C (53°F) | 0 mm |
| 1985 | 20°C (68°F) | 11°C (51°F) | 0 mm |
| 1984 | 23°C (74°F) | 18°C (65°F) | 0 mm |
| 1983 | 34°C (94°F) | 17°C (63°F) | 0 mm |
| 1982 | 24°C (76°F) | 12°C (54°F) | 0 mm |
| 1981 | 22°C (71°F) | 10°C (50°F) | 0 mm |
| 1980 | 21°C (70°F) | 13°C (56°F) | 2 mm |
| 1979 | 18°C (65°F) | 13°C (56°F) | 17 mm |
| 1978 | 31°C (88°F) | 14°C (58°F) | 0 mm |
| 1977 | 32°C (89°F) | 16°C (60°F) | 0 mm |
| 1976 | 23°C (73°F) | 13°C (56°F) | 0 mm |
| 1975 | 19°C (67°F) | 13°C (56°F) | 1 mm |
| 1974 | 18°C (64°F) | 13°C (56°F) | 53 mm |
| 1973 | 22°C (72°F) | 13°C (55°F) | 0 mm |
| 1972 | 19°C (67°F) | 12°C (53°F) | 0 mm |
| 1971 | 21°C (70°F) | 12°C (53°F) | 39 mm |