Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Perth, Western Australia, Australia weather records

Record high and low temperatures for Perth, Western Australia, Australia, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 39°C on 2024-02-18; its coldest fell to 8°C on 1981-08-31.

Records by month

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.

MonthDaytime highOvernight low
January
39°C2025-01-20
18°C1988-01-13
26°C2025-01-22
13°C2006-01-01
February
39°C2024-02-18
18°C1990-02-15
28°C2024-02-19
15°C1987-02-27
March
37°C2007-03-07
18°C1993-03-19
26°C2001-03-04
13°C2001-03-24
April
32°C2024-04-07
16°C2005-04-01
23°C1999-04-15
12°C1982-04-25
May
28°C2003-05-01
15°C1987-05-10
22°C1998-05-08
11°C2006-05-27
June
24°C1998-06-07
12°C1981-06-22
20°C1988-06-12
8°C1981-06-22
July
22°C2001-07-26
13°C1990-07-25
18°C2018-07-02
9°C1997-07-17
August
27°C2023-08-31
12°C1986-08-13
19°C2013-08-07
8°C1981-08-31
September
30°C2023-09-27
13°C1992-09-19
18°C1996-09-17
8°C2005-09-10
October
33°C2023-10-16
13°C1992-10-06
20°C2008-10-20
9°C1994-10-06
November
35°C2019-11-15
15°C1992-11-19
23°C2023-11-23
11°C2005-11-02
December
38°C2021-12-26
17°C2015-12-05
27°C2021-12-27
13°C2002-12-04

Records by season

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Southern Hemisphere, each a three-month span).

SeasonDaytime highOvernight low
Summer (Dec–Feb)
39°C2024-02-18
17°C2015-12-05
28°C2024-02-19
13°C2002-12-04
Autumn (Mar–May)
37°C2007-03-07
15°C1987-05-10
26°C2001-03-04
11°C2006-05-27
Winter (Jun–Aug)
27°C2023-08-31
12°C1986-08-13
20°C1988-06-12
8°C1981-08-31
Spring (Sep–Nov)
35°C2019-11-15
13°C1992-09-19
23°C2023-11-23
8°C2005-09-10

All-time records

The most extreme value Perth has recorded for each metric across its entire history.

High

Highest 39°C 2024-02-18
Lowest 12°C 1986-08-13

Low

Highest 28°C 2024-02-19
Lowest 8°C 1981-08-31

Feels-like

Highest 54°C 2025-01-20
Lowest 4°C 1981-08-31

Humidity

Highest 20.8 g/m³ 2011-02-25
Lowest 6.2 g/m³ 1982-07-28

Wind

Highest 85 km/h 1994-05-23
Lowest 7 km/h 1994-05-18

Precip

Wettest 94 mm 1992-02-08
Driest 68-day dry spell 2009-12-20

For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.

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