Karnet Long-term Averages

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Mean Max (°C)	30.7	30.6	27.8	23.3	19.2	16.4	15.5	16.1	17.7	20.8	24.6	28.3	22.5
Mean Min (°C)	15.4	15.8	14.3	11.8	9.0	7.3	6.3	6.3	7.3	9.0	11.5	13.6	10.6
Mean Rain (mm)	17.8	20.3	25.1	63.4	137.7	205.1	220.2	184.0	130.9	74.9	44.6	18.8	1131.1
Median Rain (mm)	4.3	9.7	17.5	56.3	127.3	203.2	203.4	187.0	121.4	74.8	36.0	11.9	1137.8
Mean Rain Days	2.9	3.1	4.9	9.0	14.1	18.0	19.7	18.8	16.2	10.7	7.3	4.1	127.5

Karnet Daily Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max (°C)	43.5	44.5	40.0	36.6	30.7	25.3	24.0	27.0	31.4	35.8	39.9	42.0	44.5
Low Max (°C)	17.2	15.4	14.1	11.9	11.0	7.9	7.8	8.0	9.1	10.8	10.9	16.7	7.8
High Min (°C)	29.5	31.5	24.1	21.1	18.0	16.0	14.2	14.4	16.2	19.0	22.3	24.6	31.5
Low Min (°C)	6.5	6.2	0.0	3.0	0.4	-2.0	-2.0	-2.0	-0.6	0.6	1.6	4.0	-2.0
High Rain (mm)	131.3	115.8	58.0	77.4	89.4	145.8	113.0	116.8	68.4	77.8	81.4	57.4	145.8

Karnet Monthly Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Mn. Max (°C)	33.7	34.7	30.9	27.2	22.1	18.3	16.8	18.5	20.0	24.6	28.7	31.8	24.0
Low Mn. Max (°C)	27.6	27.0	23.4	18.6	16.9	13.8	14.0	13.5	15.3	17.7	20.0	22.6	20.1
High Mn. Min (°C)	17.3	18.8	16.9	15.0	11.9	9.4	8.4	8.8	9.7	11.3	15.2	16.1	11.9
Low Mn. Min (°C)	13.3	13.1	11.7	7.8	5.6	4.7	4.4	4.4	4.8	6.6	8.8	9.9	8.9
High Rain (mm)	167.0	131.4	92.3	166.9	310.7	455.3	440.9	294.1	304.8	189.4	152.4	82.6	1654.7
Low Rain (mm)	0.0	0.0	0.0	0.0	13.6	45.7	37.3	34.0	15.8	2.0	0.4	0.0	596.3

Karnet Annual Temperatures & Rainfall

Karnet Average Number of Days With Temperatures

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
≥ 40°C	0.6	0.4	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	1.1
≥ 35°C	6.0	4.9	1.9	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.7	3.1	16.3
≥ 30°C	17.3	15.8	10.0	1.9	0.0	0.0	0.0	0.0	0.0	1.1	4.8	11.4	61.1
≤ 2°C	0.0	0.0	0.0	0.0	0.2	1.2	2.4	2.2	1.0	0.2	0.0	0.0	7.4
≤ 0°C	0.0	0.0	0.0	0.0	0.0	0.1	0.4	0.3	0.1	0.0	0.0	0.0	0.9

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max	36.0	35.5	32.9	27.8	22.5	18.8	17.7	18.4	21.1	25.5	30.0	33.9	30.8
Low Max	25.4	25.3	22.7	19.0	16.0	13.9	13.0	13.5	14.5	16.5	19.1	22.5	15.2
High Min	18.8	19.3	17.6	15.1	12.3	10.5	9.5	9.5	10.3	12.2	14.6	17.0	15.6
Low Min	11.7	12.0	10.6	8.4	5.6	4.0	3.0	3.0	4.0	5.5	8.0	10.0	5.4

Karnet Data Availability

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Years of Minima	54	57	56	56	54	56	54	56	56	55	55	55	56.0
Earliest Entry	1965	1965	1965	1965	1965	1965	1965	1965	1965	1965	1965	1965	1965
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Maxima	58	58	57	55	55	56	56	57	57	58	54	52	57.0
Earliest Entry	1965	1965	1965	1965	1965	1965	1965	1965	1965	1965	1965	1965	1965
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Rainfall	61	61	61	58	59	57	57	58	58	59	58	60	59.0
Earliest Entry	1964	1964	1964	1964	1964	1965	1965	1964	1964	1964	1964	1963	1963
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024

Station Details

KARNET
Perth, Western Australia

32.4389°S 116.0789°E 286m AMSL
Commenced 1963

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