Perth Long-term Averages

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Mean Max (°C)	31.4	31.7	29.6	26.0	22.4	19.5	18.5	19.1	20.6	23.4	26.7	29.5	24.8
Mean Min (°C)	18.1	18.4	16.9	13.8	10.5	8.7	8.1	8.4	9.7	11.6	14.4	16.5	12.9
Mean Rain (mm)	16.7	13.1	20.0	35.9	86.2	127.1	147.0	122.7	79.3	38.6	24.7	9.5	722.3
Median Rain (mm)	1.5	3.4	9.2	25.4	88.6	123.2	142.0	124.8	85.6	38.4	20.7	4.3	737.8
Mean Rain Days	2.6	2.4	4.6	6.8	11.0	14.8	17.8	16.1	14.2	8.9	5.6	3.3	107.7

Perth Daily Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max (°C)	44.4	44.5	42.4	39.5	34.3	26.2	25.8	30.0	34.3	37.2	40.4	44.2	44.5
Low Max (°C)	19.7	17.4	18.4	15.9	11.5	11.5	12.5	12.1	13.5	15.8	16.0	19.0	11.5
High Min (°C)	29.7	27.7	28.1	23.6	19.2	16.3	16.5	17.1	18.2	21.3	24.4	27.3	29.7
Low Min (°C)	8.9	9.9	6.3	4.7	1.3	-0.7	0.0	1.3	1.0	2.2	5.0	6.6	-0.7
High Rain (mm)	104.0	114.4	40.2	69.6	50.4	71.2	88.8	63.8	35.8	68.2	40.4	43.6	114.4

Perth Monthly Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Mn. Max (°C)	33.7	34.6	31.9	28.5	24.9	21.4	19.5	21.6	22.9	26.8	30.3	33.1	25.7
Low Mn. Max (°C)	28.8	29.0	27.5	23.3	20.6	17.4	16.8	17.6	18.5	20.7	23.6	23.7	23.5
High Mn. Min (°C)	20.1	21.0	18.6	16.7	13.8	10.7	10.6	11.4	12.1	13.6	17.1	18.3	14.0
Low Mn. Min (°C)	16.6	16.7	15.1	11.7	8.7	5.8	4.4	5.6	7.6	9.7	12.4	13.9	11.9
High Rain (mm)	139.0	137.2	69.6	153.6	191.2	251.0	278.6	186.0	144.2	122.8	92.0	75.8	904.8
Low Rain (mm)	0.0	0.0	0.0	0.0	17.8	24.6	34.6	27.8	31.4	5.2	3.2	0.0	466.8

Perth Annual Temperatures & Rainfall

Perth Average Number of Days With Temperatures

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
≥ 40°C	1.3	1.2	0.4	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	1.0	3.7
≥ 35°C	7.6	7.3	3.7	0.5	0.0	0.0	0.0	0.0	0.0	0.3	2.1	5.1	26.6
≥ 30°C	18.3	18.0	13.7	4.6	0.4	0.0	0.0	0.0	0.4	2.6	7.5	12.9	78.3
≤ 2°C	0.0	0.0	0.0	0.0	0.1	0.6	2.2	0.5	0.2	0.0	0.0	0.0	3.6
≤ 0°C	0.0	0.0	0.0	0.0	0.0	0.1	0.1	0.0	0.0	0.0	0.0	0.0	0.2

Perth 'per Week' Values (14th/86th Percentiles)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max	36.4	36.7	34.6	29.8	26.0	21.7	20.5	21.0	22.9	27.2	31.7	35.0	31.7
Low Max	25.4	25.8	24.5	21.8	19.0	16.7	16.1	16.5	17.4	19.4	21.5	23.4	18.3
High Min	20.9	21.1	20.0	17.0	14.6	12.4	12.2	11.9	12.9	14.8	17.0	19.0	18.0
Low Min	14.8	14.8	13.0	9.5	6.3	4.0	2.9	3.8	5.7	7.7	11.0	13.2	6.8

Perth Data Availability

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Years of Minima	31	31	31	31	31	31	31	31	31	30	31	31	30.0
Earliest Entry	1994	1994	1994	1994	1994	1994	1994	1994	1994	1994	1993	1993	1993
Latest Entry	2024	2024	2024	2024	2024	2024	2024	2024	2024	2024	2023	2023	2024
Years of Maxima	31	31	31	31	31	31	31	31	31	30	31	31	30.0
Earliest Entry	1994	1994	1994	1994	1994	1994	1994	1994	1994	1994	1993	1993	1993
Latest Entry	2024	2024	2024	2024	2024	2024	2024	2024	2024	2024	2023	2023	2024
Years of Rainfall	31	32	32	32	32	32	32	32	32	30	31	31	31.0
Earliest Entry	1994	1993	1993	1993	1993	1993	1993	1993	1993	1994	1993	1993	1993
Latest Entry	2024	2024	2024	2024	2024	2024	2024	2024	2024	2024	2023	2023	2024

Station Details

PERTH METRO
Perth, Western Australia

31.9192°S 115.8728°E 25m AMSL
Commenced 1993

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