Perth Weather in 2018

Historical record of Perth, Western Australia weather for the year 2018 based on NOAA data.

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2018 Perth Weather Extremes
Highest temperature	40.9 °C	December 22
Lowest temperature	2.5 °C	August 10
Highest daily low	25.3 °C	March 6
Lowest daily high	14.5 °C	August 5
Most daily precipitation	9.0 cm	January 16
Total annual precipitation	74.4 cm	-

What was the hottest temperature in Perth in 2018?

The highest temperature recorded in Perth, Western Australia in 2018 was 40.9 °C which happened on December 22.

Highest Temperatures: All-Time By Year

Highest Temperatures in Perth in 2018

Rank	Temperature	Date
1	40.9 °C	Dec 22
2	39.9 °C	Dec 14
3	39.0 °C	Feb 15
4	38.5 °C	Mar 13
5	38.4 °C	Dec 3
6	38.3 °C	Jan 2
7	38.2 °C	Jan 14
8	37.7 °C	Mar 21
8	37.7 °C	Jan 13
10	37.5 °C	Feb 16

What was the coldest temperature in Perth in 2018?

The lowest temperature recorded in Perth, Western Australia in 2018 was 2.5 °C which happened on Aug 10.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Perth in 2018

Rank	Temperature	Date
1	2.5 °C	August 10
2	2.6 °C	September 16
3	2.9 °C	August 23
4	3.0 °C	July 6
5	3.2 °C	August 11
6	3.3 °C	September 18
7	3.5 °C	July 12
8	3.9 °C	June 29
9	4.0 °C	August 24
10	4.2 °C	July 11

January 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
January 1	34.4	18.5	0.00
January 2	38.3	17.9	0.00
January 3	30.3	18.7	0.00
January 4	31.6	14.3	0.00
January 5	27.0	12.8	0.00
January 6	28.6	11.3	0.00
January 7	32.0	13.1	0.00
January 8	34.5	16.9	0.00
January 9	36.0	18.1	0.00
January 10	29.1	18.6	0.00
January 11	24.4	17.1	0.02
January 12	27.6	9.1	0.00
January 13	37.7	18.9	0.00
January 14	38.2	20.7	0.00
January 15	26.8	20.3	0.08
January 16	32.3	18.5	9.02
January 17	27.1	21.2	0.00
January 18	29.1	18.7	0.08
January 19	30.5	15.7	0.00
January 20	35.5	18.9	0.00
January 21	33.6	19.2	0.00
January 22	34.1	19.8	0.00
January 23	35.0	21.2	0.00
January 24	34.5	19.3	0.00
January 25	32.1	17.9	0.00
January 26	32.3	15.7	0.00
January 27	28.6	17.9	0.00
January 28	29.0	18.2	0.00
January 29	30.2	15.5	0.00
January 30	30.1	16.0	0.00
January 31	31.1	16.9	0.00

February 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
February 1	32.3	18.6	0.00
February 2	32.4	23.5	0.00
February 3	33.6	24.4	0.00
February 4	29.0	19.5	0.00
February 5	31.7	14.9	0.00
February 6	31.2	17.4	0.00
February 7	27.7	17.2	0.00
February 8	31.8	17.3	0.00
February 9	27.4	15.6	0.00
February 10	32.3	16.9	0.00
February 11	32.6	14.5	0.00
February 12	33.8	18.1	0.00
February 13	27.6	14.7	0.00
February 14	32.5	17.0	0.00
February 15	39.0	17.0	0.00
February 16	37.5	21.5	0.00
February 17	27.6	19.4	0.04
February 18	28.4	16.0	0.00
February 19	29.5	20.3	0.00
February 20	28.7	18.3	0.00
February 21	29.9	15.6	0.00
February 22	31.6	15.3	0.00
February 23	31.4	16.8	0.00
February 24	31.7	16.1	0.00
February 25	31.7	20.4	0.00
February 26	24.3	20.2	0.00
February 27	24.9	14.8	0.00
February 28	29.9	13.7	0.00

March 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
March 1	33.1	14.8	0.00
March 2	29.9	15.7	0.00
March 3	29.6	15.8	0.00
March 4	32.4	16.2	0.00
March 5	36.5	19.7	0.00
March 6	36.7	25.3	0.00
March 7	30.2	22.1	0.00
March 8	30.3	14.0	0.00
March 9	30.4	16.1	0.00
March 10	31.2	17.4	0.00
March 11	33.4	17.4	0.00
March 12	34.9	18.9	0.00
March 13	38.5	23.1	0.00
March 14	29.4	24.0	0.00
March 15	26.6	21.5	0.08
March 16	26.1	15.3	0.00
March 17	24.2	12.8	0.00
March 18	28.5	12.6	0.00
March 19	32.2	11.3	0.00
March 20	34.1	19.5	0.00
March 21	37.7	24.3	0.00
March 22	26.2	19.5	0.00
March 23	30.7	16.2	0.00
March 24	27.5	17.8	0.00
March 25	25.5	18.2	0.00
March 26	26.2	18.9	0.02
March 27	25.2	16.0	0.04
March 28	25.5	7.3	0.00
March 29	29.8	8.6	0.00
March 30	34.1	14.6	0.00
March 31	27.8	15.6	0.00

April 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
April 1	28.1	15.3	0.00
April 2	31.6	15.3	0.00
April 3	33.6	20.0	0.00
April 4	28.6	16.2	0.00
April 5	29.1	14.8	0.00
April 6	30.7	16.3	0.06
April 7	25.1	14.3	0.00
April 8	25.0	10.6	0.00
April 9	24.3	12.5	0.00
April 10	22.2	11.4	0.00
April 11	23.1	7.7	0.00
April 12	23.3	9.2	0.00
April 13	23.2	9.9	0.04
April 14	23.1	7.2	0.00
April 15	28.4	7.6	0.00
April 16	33.5	16.3	0.00
April 17	24.6	14.9	0.00
April 18	22.1	16.2	0.26
April 19	22.0	11.8	0.04
April 20	23.7	10.4	0.08
April 21	28.5	10.2	0.00
April 22	24.1	17.4	0.34
April 23	23.2	17.0	0.26
April 24	23.8	10.5	0.00
April 25	24.7	8.2	0.00
April 26	27.0	10.7	0.00
April 27	27.0	14.7	0.00
April 28	29.1	16.6	0.00
April 29	31.8	17.7	0.00
April 30	30.5	14.8	0.00

May 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	21.3	9.3	0.00
May 2	20.3	8.7	0.00
May 3	21.3	5.6	0.10
May 4	22.1	4.9	0.00
May 5	29.4	7.2	0.00
May 6	22.1	12.6	0.22
May 7	22.2	5.5	0.00
May 8	22.7	5.0	0.00
May 9	24.8	8.9	0.00
May 10	24.7	14.4	0.00
May 11	29.5	15.7	0.00
May 12	33.1	17.4	0.00
May 13	26.3	11.6	0.00
May 14	26.2	12.5	0.00
May 15	27.3	13.9	0.00
May 16	26.3	13.3	0.00
May 17	25.1	10.4	0.00
May 18	24.4	11.5	0.00
May 19	24.3	8.6	0.00
May 20	24.9	9.4	0.00
May 21	25.7	8.0	0.00
May 22	28.0	12.0	0.00
May 23	28.4	12.0	0.00
May 24	27.7	11.2	0.00
May 25	20.6	12.3	3.16
May 26	18.8	13.9	2.74
May 27	21.0	12.2	0.58
May 28	18.3	7.7	0.40
May 29	21.5	7.8	0.00
May 30	22.9	9.4	0.00
May 31	19.5	9.0	0.00

June 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	18.6	8.5	0.62
June 2	19.9	5.4	0.00
June 3	22.5	6.5	0.00
June 4	20.9	9.6	0.00
June 5	17.9	15.6	0.32
June 6	17.0	10.4	1.28
June 7	14.8	10.0	2.52
June 8	18.2	4.3	0.34
June 9	20.8	10.3	0.00
June 10	19.6	13.8	2.72
June 11	16.8	8.2	0.30
June 12	19.6	10.9	0.04
June 13	17.7	6.5	0.62
June 14	20.5	7.0	0.00
June 15	21.0	6.4	0.00
June 16	21.8	8.8	0.00
June 17	24.1	8.0	0.00
June 18	17.4	12.6	1.42
June 19	17.8	6.6	0.40
June 20	19.4	10.3	0.30
June 21	19.8	8.8	0.00
June 22	20.4	9.5	0.02
June 23	21.8	10.9	0.00
June 24	21.8	8.1	0.00
June 25	20.0	9.2	0.00
June 26	19.4	10.1	0.00
June 27	16.7	12.7	0.78
June 28	17.6	8.3	1.22
June 29	17.2	3.9	0.00
June 30	18.5	6.0	0.00

July 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	21.8	8.3	0.00
July 2	18.5	14.7	0.24
July 3	18.6	14.0	2.82
July 4	18.5	10.1	0.36
July 5	15.7	7.3	1.76
July 6	19.2	3.0	0.06
July 7	16.8	5.2	0.00
July 8	19.9	7.6	0.00
July 9	22.1	9.1	0.00
July 10	22.5	4.6	0.00
July 11	20.1	4.2	0.00
July 12	20.6	3.5	0.00
July 13	19.0	9.8	1.10
July 14	17.8	7.1	0.06
July 15	16.8	8.1	2.32
July 16	18.3	10.6	0.86
July 17	18.6	8.3	0.20
July 18	18.6	13.0	0.00
July 19	18.4	7.4	0.10
July 20	21.0	8.1	0.00
July 21	19.7	13.4	0.30
July 22	18.8	14.0	3.56
July 23	19.0	14.0	0.24
July 24	18.7	12.1	0.54
July 25	21.3	10.5	0.04
July 26	20.3	9.2	2.32
July 27	16.6	12.7	0.24
July 28	17.5	9.2	0.50
July 29	19.4	10.3	0.00
July 30	18.5	12.4	0.44
July 31	19.4	4.7	0.00

August 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	16.0	11.5	1.64
August 2	16.6	5.6	1.00
August 3	18.4	8.3	0.86
August 4	14.6	9.6	3.14
August 5	14.5	6.4	0.76
August 6	15.8	5.5	0.00
August 7	19.4	9.8	0.02
August 8	17.6	11.3	0.20
August 9	16.0	11.6	1.84
August 10	15.0	2.5	0.92
August 11	17.5	3.2	0.00
August 12	21.0	5.8	0.00
August 13	23.3	6.3	0.00
August 14	18.8	13.3	1.52
August 15	18.3	10.6	0.08
August 16	18.3	8.2	0.02
August 17	18.1	9.2	0.14
August 18	18.7	5.4	0.00
August 19	24.7	10.2	0.00
August 20	25.3	15.3	0.00
August 21	17.7	11.2	0.16
August 22	16.8	6.2	0.94
August 23	18.6	2.9	0.00
August 24	20.2	4.0	0.00
August 25	20.8	4.7	0.00
August 26	23.0	7.0	0.00
August 27	20.2	5.6	0.00
August 28	17.8	12.2	1.10
August 29	14.8	7.4	2.24
August 30	17.2	6.7	1.10
August 31	17.3	5.6	0.00

September 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	19.3	9.1	0.00
September 2	20.0	6.6	0.00
September 3	20.5	4.9	0.00
September 4	18.3	11.0	0.42
September 5	16.2	9.7	0.46
September 6	15.9	7.0	0.10
September 7	18.8	8.2	0.42
September 8	19.6	10.1	0.36
September 9	22.4	9.0	0.02
September 10	20.5	9.8	0.52
September 11	17.3	9.4	0.20
September 12	16.7	6.4	0.00
September 13	17.6	11.0	0.04
September 14	18.2	12.2	0.20
September 15	19.2	5.2	0.00
September 16	19.2	2.6	0.00
September 17	17.4	4.6	0.10
September 18	19.8	3.3	0.00
September 19	20.3	5.7	0.00
September 20	26.4	6.5	0.00
September 21	25.2	6.4	0.00
September 22	28.2	7.8	0.00
September 23	27.5	10.1	0.00
September 24	21.9	12.4	0.00
September 25	21.3	6.8	0.00
September 26	21.7	5.7	0.00
September 27	22.3	9.0	0.00
September 28	23.4	10.6	0.00
September 29	20.1	10.9	0.38
September 30	22.2	11.6	0.68

October 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
October 1	20.9	12.8	0.00
October 2	23.1	12.9	0.00
October 3	20.4	13.5	0.00
October 4	24.1	13.8	0.44
October 5	22.8	13.5	0.08
October 6	22.4	14.2	0.00
October 7	23.3	11.6	0.00
October 8	26.5	15.0	0.00
October 9	28.9	14.7	0.00
October 10	28.0	17.0	0.08
October 11	24.2	13.8	0.00
October 12	19.9	15.3	0.02
October 13	20.7	13.9	0.22
October 14	18.4	9.6	1.38
October 15	21.3	13.0	0.10
October 16	27.8	7.4	0.00
October 17	33.0	12.2	0.00
October 18	18.3	13.2	0.28
October 19	19.1	8.5	0.74
October 20	19.2	8.2	0.00
October 21	21.1	14.3	0.00
October 22	20.0	14.6	0.28
October 23	21.1	7.0	0.00
October 24	21.1	11.7	0.00
October 25	26.7	13.3	0.00
October 26	29.4	11.4	0.00
October 27	27.3	13.1	0.00
October 28	28.7	12.6	0.00
October 29	25.8	12.4	0.00
October 30	26.4	12.6	0.00
October 31	26.5	13.6	0.00

November 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
November 1	21.5	13.7	0.00
November 2	23.2	9.4	0.00
November 3	26.5	13.9	0.00
November 4	21.9	12.3	0.00
November 5	19.5	13.3	0.20
November 6	19.7	9.3	0.00
November 7	23.9	9.0	0.00
November 8	29.2	6.1	0.00
November 9	34.8	14.4	0.00
November 10	27.0	13.5	0.00
November 11	23.8	13.7	0.00
November 12	24.3	10.5	0.00
November 13	25.8	16.1	0.00
November 14	31.3	14.0	0.00
November 15	34.5	14.1	0.00
November 16	36.0	17.5	0.00
November 17	25.4	17.8	0.00
November 18	24.0	16.9	0.00
November 19	21.8	13.5	0.00
November 20	22.2	8.9	0.00
November 21	26.9	11.9	0.00
November 22	29.9	16.4	0.00
November 23	24.9	13.4	0.12
November 24	23.4	12.2	0.00
November 25	22.6	7.5	0.00
November 26	23.6	8.6	0.16
November 27	27.1	12.1	0.00
November 28	26.7	9.5	0.00
November 29	27.4	11.9	0.00
November 30	23.4	13.1	0.00

December 2018 Perth Weather

Day	High (°C)	Low (°C)	Precip. (cm)
December 1	23.7	9.4	0.00
December 2	31.2	13.1	0.00
December 3	38.4	16.9	0.00
December 4	23.5	18.9	0.00
December 5	25.1	9.9	0.00
December 6	22.8	13.0	0.06
December 7	25.9	9.0	0.00
December 8	29.9	10.2	0.00
December 9	32.4	16.0	0.00
December 10	29.9	16.2	0.00
December 11	23.7	14.5	0.00
December 12	27.7	16.2	0.02
December 13	34.3	15.4	0.00
December 14	39.9	17.8	0.00
December 15	31.0	20.0	0.00
December 16	31.1	16.2	0.00
December 17	28.0	16.6	0.00
December 18	26.4	15.2	0.00
December 19	28.4	15.2	0.00
December 20	33.3	16.6	0.00
December 21	36.9	17.7	0.00
December 22	40.9	23.8	0.00
December 23	34.9	17.4	0.00
December 24	33.6	15.5	0.00
December 25	33.8	16.6	0.00
December 26	29.6	14.8	0.00
December 27	27.1	12.7	0.00
December 28	26.0	17.9	0.00
December 29	28.0	11.8	0.00
December 30	29.7	11.7	0.00
December 31	32.2	13.9	0.00

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Weather Station Details

Years	Station	Coordinates
1945–2024	Perth Airport	location
1877–1944	Perth Regional Office	location