Monday 4 November 2024 - Monthly Climate Summary for Western Australia - Product code IDCKGC11R0

Western Australia in October 2024

Rainfall

• Rainfall in October was above average (highest 30% of all years since 1900) for most of the northern two-thirds, as well as the southeast of the state. The southern parts of the state including the Great Southern, South Coastal and South East Coastal forecast districts recorded below average (lowest 30% of all years since 1900) rainfall.
• Western Australia's area-averaged rainfall total in October was 17.44 mm, 51% above the 1961–1990 average.
• The southwestern WA(roughly southwest of the line joining Jurien Bay and Bremer Bay) area-averaged rainfall total in October was 34.47 mm, 27% below the 1961–1990 average.
• A cold front and a pre-frontal trough brought moderate rainfall in the southwest,central and southeast Western Australia in early October. A number of sites recorded their highest October daily rainfall on record on the 3rd.
• Isolated thunderstorms with showers were recorded in the Kimberley and east Pilbara on the 11th. Telfer Aero in the Pilbara had its highest October daily rainfall on record.
• A cold front brought moderate daily rainfall in the Central West and southern Gascoyne at the middle of October, and a number of sites had their highest October daily rainfall on record on the 17th.
• Telfer Aero recorded a rainfall total of 32.8 mm in October, about 10 times of its October average, and it was itswettest October on record.
• A number of sites in the southern Pilbara, southern Gascoyne and Central West had their highest total October rainfall for at least 20 years.
• The cool season (April–October) rainfall was 474.46 mm for the southwestern WA, which was 14% below the 1961–1990 average.

Temperature

• Mean maximum temperatures were above average across Western Australia. Much of the southern half, most of the Kimberley, parts of the Pilbara, eastern Gascoyne, and eastern Interior recorded very much above average mean maximum temperatures (highest 10% of all years since 1910).
• Western Australia's area-averaged mean maximum temperature was 33.35 °C, 2.83 °C above the 1961–1990 average, the fifth highest on record for all Octobers since national observations began in 1910.
• Mean minimum temperatures were very much above average across most of Western Australia. The coastal area from the west Kimberley to east Pilbara, and the state's southeastern border had the highest mean minimum temperatures on record.
• Western Australia's area-averaged mean minimum temperature was 18.20 °C, which was 2.45 °C above the 1961–1990 average, the second highest on record for all Octobers since national observations began in 1910.
• Mean temperatures were very much above average across most of Western Australia. The west Kimberley coastal area recorded highest mean temperatures on record.
• Western Australia's area-averaged mean temperature was 25.78 °C, 2.64 °C above the 1961–1990 average, the third highest on record for all Octobers since national observations began in 1910.
• A number of sites in the north Kimberley coast had their highest October mean maximum temperature on record.
• A number of sites in the Kimberley and Pilbara had one of their highest October daily minimum temperatures on record.
• Some sites in the north and southeast, including Broome Airport and Port Hedland, had their highest October mean minimum temperature on record, or their highest for at least 20 years.
• Port Hedland Airport had a mean minimum temperature of 22.9 °C, which was 4.2 °C above its October average, and 1 °C higher than its previous record set in 2015.
• Frosty nights with minimum temperatures at 2 °C or lower were recorded in isolated locations in the Central Wheat Belt and Great Southern on the 22nd and 23rd.
• It was a very warm cool season for the southwestern WA. The area-averaged mean temperature, mean maximum temperature and mean minimum temperature were all the highest on record respectively.
• The southwestern WA's mean maximum temperature was 20.80 °C, 2.30 °C above the 1961–1990 average, and exceeded the previous cool season record set in 2020 by a large margin of 0.7 °C.

Extremes Maps Records Summaries Important notes the top

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Extremes in October 2024
Hottest day	45.3 °C at Roebourne Aero on the 26th
Warmest days on average	40.8 °C at Fitzroy Crossing Aero
Coolest days on average	19.7 °C at Witchcliffe West
Coldest day	13.4 °C at Bickley on the 2nd
Coldest night	0.7 °C at Eyre on the 24th
Coolest nights on average	7.3 °C at Wandering
Warmest nights on average	28.0 °C at Troughton Island
Warmest night	30.0 °C at Karijini North on the 31st 30.0 °C at Argyle Aerodrome on the 10th
Warmest on average overall	33.5 °C at Argyle Aerodrome
Coolest on average overall	15.2 °C at Witchcliffe West
Wettest overall	124.2 mm at Theda
Wettest day	59.0 mm at Kambalda West on the 12th
Strongest wind gust	117.0 km/h at Telfer Aero on the 10th

Extremes Maps Records Summaries Important notes the top

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Maps
	Observed	Anomaly	Decile rank
Total rainfall
Mean daily maximum temperatures
Mean daily minimum temperatures

Click on a map to show it full size in a pop-up window

Extremes Maps Records Summaries Important notes the top

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Record highest October daily rainfall
	New record (mm)		Old record		Years of record	Average for October
Telfer Aero	26.8	on the 11th	21.6	on 31 Oct 2011	51	2.9
Prenti Downs	34.0	on the 3rd	26.0	on 05 Oct 1990	44	6.0
Forrest	24.6	on the 3rd	20.8	on 02 Oct 2022	31	10.5
Tjukayirla	25.9	on the 3rd	23.8	on 05 Oct 2017	26	10.0
North Island	29.6	on the 17th	26.2	on 19 Oct 2021	24	8.2
Coolangatta Alert	16.2	on the 17th	12.0	on 25 Oct 2008	23	10.1
Tenindewa	18.2	on the 17th	12.2	on 19 Oct 2021	23	9.8
Tardun Hill	20.4	on the 17th	15.6	on 19 Oct 2021	23	9.0

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Record highest October total rainfall
	New record (mm)	Old record		Years of record	Average for October
Telfer Aero	32.8	29.4	in 1999	51	3.5
Mount Krauss	51.8	41.2	in 2022	21	12.7

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Highest October total rainfall for at least 20 years
	Observed (mm)	Most recent higher		Average for October
Warrawagine	39.9	76.2	in 1916	3.6
Broome Airport	9.4	28.0	in 1975	1.5
Bryah	12.2	17.8	in 1982	3.8
Thundelarra	27.0	46.2	in 2001	9.2
Mullewa	32.6	48.9	in 2001	13.0

note: there may be gaps in the historical record at some sites, so it is possible more recent higher values have gone unreported

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Record highest October mean maximum temperature
	New record (°C)	Old record		Years of record	Average for October
Troughton Island	33.3	=33.3	in 2016	47	31.9
Truscott	35.5	35.2	in 2016	21	34.4

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Record highest October daily minimum temperature
	New record (°C)		Old record		Years of record	Average for October
Mardie	26.9	on the 9th	26.5	on 28 Oct 2016	68	17.6
Troughton Island	29.1	on the 30th	=29.1	on 10 Oct 1996	47	26.5
Newman Aero	27.4	on the 26th	=27.4	on 26 Oct 2009	28	17.7
Roebourne Aero	29.8	on the 9th	=29.8	on 30 Oct 2009	24	19.6
Truscott	28.2	on the 19th	=28.2	on 23 Oct 2022	21	24.6

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Record highest October mean minimum temperature
	New record (°C)	Old record		Years of record	Average for October
Broome Airport	25.4	25.1	in 1998	86	22.5
Port Hedland Airport	22.9	21.9	in 2015	77	18.7
Mandora	22.8	21.7	in 2006	62	19.1
Troughton Island	28.0	27.6	in 2017	47	26.5
Windy Harbour	13.2	12.3	in 2015	37	10.4
Curtin Aero	24.3	23.9	in 1998	33	21.7
Forrest	13.4	13.0	in 2015	32	10.7
Marble Bar	23.9	=23.9	in 2006	25	21.6

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Highest October mean minimum temperature for at least 20 years
	Observed (°C)	Most recent higher		Average for October
Derby Aero	25.4	25.8	in 1998	23.1
Argyle Aerodrome	26.9	27.0	in 1998	25.3

note: there may be gaps in the historical record at some sites, so it is possible more recent higher values have gone unreported

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Record highest October mean temperature
	New record (°C)	Old record		Years of record	Average for October
Broome Airport	30.0	29.9	in 2017	86	27.8
Mandora	30.1	30.0	in 2013	62	27.6
Troughton Island	30.6	30.5	in 2016	47	29.2
Derby Aero	32.2	31.9	in 2017	40	30.2
Windy Harbour	16.9	16.7	in 2015	37	14.7
Curtin Aero	31.9	=31.9	in 2013	33	30.4
Hopetoun North	17.0	=17.0	in 2023	26	15.8

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Extremes Maps Records Summaries Important notes the top

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Summary statistics for October 2024
	Maximum temperatures (°C)				Minimum temperatures (°C)				Rainfall (millimetres)
	Mean for October 2024	Diff from average	Highest for October 2024		Mean for October 2024	Diff from average	Lowest for October 2024		Total for October 2024	Average for October	Rank of October 2024	Fraction of October average
North Kimberley (district 01)
Doongan	36.3	-0.7	39.7	26th	22.4	+1.0	19.2	1st	65.2	38.5	high	169%
Kalumburu	38.1	+0.9	41.0	26th	24.3	+1.5	21.2	2nd	7.6	33.6	average	23%
Troughton Island	33.3	+1.4	34.6	29th	28.0	+1.5	26.1	1st	0.0	3.6	lowest	0%
Truscott	35.5	+1.1	38.8	29th	25.3	+0.7	22.4	8th	0.0	17.4	lowest	0%
Wyndham Aero	40.5	+0.8	43.0	26th	26.1	+1.2	21.2	2nd	12.0	19.5	average	62%
East Kimberley (district 02)
Argyle Aerodrome	40.1	+1.4	42.6	23rd	26.9	+1.6	23.9	11th	9.6	32.6	average	29%
Halls Creek Airport	38.6		41.7	23rd	23.1		17.2	12th	5.6
Kununurra Aero	40.3	+1.4	42.4	26th	24.1	+0.7	18.5	1st	4.8	21.9	average	22%
Warmun	40.3	+1.5	42.0	24th	23.6	+0.6	21.1	12th	2.1	23.0	low	9%
West Kimberley (district 03)
Bidyadanga	36.2	+1.7	36.7	7th	25.6	+4.4	24.0	8th	0.0	1.2	lowest	0%
Broome Airport	34.6	+1.6	40.9	30th	25.4	+2.9	21.5	19th	9.4	1.5	high	627%
Curtin Aero	39.6	+0.5	43.4	23rd	24.3	+2.6	19.8	13th	3.4	9.4	average	36%
Derby Aero	38.9	+1.6	42.3	8th	25.4	+2.3	19.2	12th	11.4	3.5	high	326%
Fitzroy Crossing Aero	40.8	+0.6	44.3	24th	24.4	+1.4	17.2	12th	18.4	14.7	high	125%
Yampi Sound (Defence)	39.3		42.3	24th	24.9		20.1	12th	22.2
De Grey (district 04)
Bedout Island	30.9	-0.1	34.4	9th	25.7	+1.5	23.8	18th
Karratha Aero	35.3	+1.2	40.8	8th	22.6	+1.8	17.2	4th	0.2	0.4	high	50%
Legendre Island	31.6	+0.7	36.8	27th	24.2	+1.0	21.4	17th
Mandora	37.4	+1.3	44.2	25th	22.8	+3.7	17.2	18th	0.0	1.2	lowest	0%
Marble Bar	40.0	+1.1	44.6	31st	23.9	+2.3	17.7	18th	4.4	2.8	high	157%
Pardoo Station	36.1	+0.1	41.0	7th	22.0	+2.2	18.0	4th	0.0	0.9	lowest	0%
Port Hedland Airport	36.7	+1.6	44.9	26th	22.9	+4.2	18.0	18th	0.6	0.9	average	67%
Roebourne Aero	38.1	+0.7	45.3	26th	21.7	+2.1	15.4	4th	0.2	1.2	high	17%
Fortescue (district 05)
Barrow Island Airport	30.9	+1.3	37.7	28th	22.5	+0.7	20.0	6th	4.0	1.7	high	235%
Karijini North	37.0		42.3	31st	22.8		16.8	4th	14.2
Learmonth Airport	35.4	+2.5	41.0	28th	17.8	+1.4	13.4	4th	0.0	1.4	lowest	0%
Mardie	36.4	+1.4	42.1	26th	20.3	+2.7	14.3	4th	0.0	0.8	lowest	0%
Onslow Airport	34.8	+1.8	40.6	26th	20.2	+2.2	17.3	4th	1.4	0.8	high	175%
Thevenard Island	30.4	+0.6	35.0	28th	21.5	+0.7	19.1	3rd	3.4	1.1	high	309%
West Gascoyne (district 06)
Carnarvon Airport	27.5	+1.4	36.4	28th	17.8	+1.3	12.5	4th	3.2	4.9	average	65%
Emu Creek Station	37.1	+2.6	43.5	24th	18.9	+2.0	15.1	3rd	1.4	2.1	high	67%
Gascoyne Junction	34.9	+2.5	44.0	31st	15.7	+0.2	13.5	3rd	0.0	4.5	lowest	0%
Murchison	32.6	+1.7	41.5	31st	15.1	+1.7	9.7	4th	0.0	5.2	lowest	0%
Shark Bay Airport	29.0	+0.6	39.5	31st	16.2	+0.9	11.9	4th	9.8	4.8	high	204%
East Gascoyne (district 07)
Newman Aero	35.8	+0.6	41.8	31st	19.8	+2.1	12.6	4th	8.2	5.7	high	144%
Paraburdoo Aero	36.7	+0.7	42.9	31st	20.2	+1.9	14.9	4th	8.0	3.9	high	205%
Murchison (district 07A)
Meekatharra Airport	32.7	+2.7	40.6	25th	17.7	+2.3	10.6	3rd	3.8	5.9	average	64%
Mount Magnet Aero	33.8	+4.2	33.8	1st	14.8	+0.2	13.6	2nd	0.0	7.2	lowest	0%
Paynes Find	30.9	+2.9	38.9	31st	12.8	+1.2	8.9	4th	15.2	10.5	high	145%
North Coast (district 08)
Carnamah	29.4	+3.1	39.0	31st	11.4	+1.0	7.5	22nd	18.4	16.2	average	114%
Dalwallinu	28.9	+2.4	37.7	29th	10.6	+0.9	4.5	22nd	13.2	13.4	average	98%
Geraldton Airport	26.0	+0.1	35.8	31st	12.6	+1.0	6.9	1st	36.4	18.9	high	193%
Kalbarri	26.7	+0.4	36.7	31st	14.1	+1.4	9.1	18th	32.3	14.1	high	229%
Morawa Airport	29.4	+1.1	39.0	30th	12.3	+1.2	8.6	18th	20.2	9.4	high	215%
Mullewa	29.2	+1.8	40.0	31st	13.1	+1.8	9.5	22nd	32.6	13.0	high	251%
North Island	23.8	+0.2	26.9	11th	17.5	+0.3	14.6	3rd	39.2	9.5	high	413%
Wongan Hills	28.1	+2.8	37.1	29th	11.0	+0.9	6.4	22nd	23.8	19.8	high	120%
Central Coast (district 09)
Badgingarra Research Stn	26.1	+1.6	36.8	31st	10.8	+1.3	5.6	22nd	40.0	26.4	high	152%
Bickley	22.5	+1.3	32.8	29th	11.1	+1.4	7.5	23rd	106.4	66.7	high	160%
Garden Island HSF	21.3	+0.2	28.6	11th	14.4	+0.8	11.6	23rd	26.4	27.8	average	95%
Gingin Aero	25.6	+1.2	35.6	29th	10.0	+0.8	4.5	23rd	47.2	34.2	high	138%
Jandakot Aero	24.3	+1.3	33.1	29th	11.7	+1.8	5.6	23rd	56.6	46.3	high	122%
Jurien Bay	24.6	+1.0	33.0	31st	12.8	+1.4	7.4	3rd	32.6	25.8	high	126%
Karnet	22.2	+1.3	31.7	29th	10.2	+1.2	6.1	23rd	85.2	74.0	average	115%
Lancelin (Defence)	23.1		32.4	31st	13.0		7.6	1st	22.2
Millendon (Swan Valley)	25.8		35.6	29th	11.6		6.5	22nd	57.2
Pearce RAAF	25.4	+1.8	35.9	29th	11.8	+1.6	7.0	23rd	60.4	37.0	high	163%
Perth Airport	25.5	+2.6	35.7	29th	12.1	+1.8	6.0	23rd	49.4	42.8	high	115%
Perth Metro	24.6	+1.2	34.1	29th	13.0	+1.4	7.7	23rd	47.6	39.5	high	120%
Rottnest Island	21.3	+0.7	26.7	28th	15.0	+0.9	11.2	3rd	24.8	27.2	average	91%
Swanbourne	22.8	+0.5	32.5	31st	13.5	+1.0	9.7	24th	43.2	43.1	average	100%
South Coast (district 09A)
Albany	20.2	+1.7	26.8	11th	12.7	+2.1	8.0	10th	46.2	77.8	low	59%
Albany Airport	21.9	+1.7	29.6	29th	10.5	+1.0	2.9	10th	45.8	61.7	average	74%
Bridgetown	22.2	+1.7	32.2	29th	8.4	+1.3	2.9	21st	40.0	43.5	average	92%
Bunbury	22.3	+1.1	29.5	29th	11.0	+1.4	6.1	23rd	44.8	35.9	high	125%
Busselton Aero	22.4	+1.1	31.4	29th	9.6	+1.0	4.1	21st	34.0	32.0	average	106%
Cape Leeuwin	19.8	+1.5	27.1	11th	14.1	+1.5	11.4	3rd	48.4	63.1	average	77%
Cape Naturaliste	21.5	+2.5	26.2	31st	12.4	+1.3	9.0	10th	30.6	48.4	low	63%
Collie East	23.0	+1.3	32.3	29th	8.3	+0.8	2.9	23rd	55.2	39.7	high	139%
Donnybrook	23.2	+2.0	33.5	29th	10.6	+2.2	5.0	21st	38.0	62.4	low	61%
Dwellingup	22.5	+2.3	31.9	29th	9.7	+1.6	4.4	23rd	83.0	78.1	average	106%
Esperance	24.2	+3.0	38.2	20th	12.1	+1.2	8.2	24th	10.8	47.8	v low	23%
Esperance Aero	24.9	+3.3	37.4	20th	11.0	+1.2	7.1	22nd	6.4	46.8	lowest	14%
Hopetoun North	22.7	+1.4	31.7	1st	11.3	+1.0	4.5	11th	10.0	40.6	v low	25%
Jarrahwood	22.8	+1.9	33.0	29th	8.5	+1.0	3.0	21st	48.6	55.0	average	88%
Mandurah	22.4	+0.5	30.1	29th	14.2	+0.8	10.7	21st	27.0	31.0	average	87%
Manjimup	21.7	+2.7	31.8	29th	9.8	+1.4	5.8	21st	60.2	73.8	average	82%
North Walpole	20.4	+1.4	27.2	11th	11.3	+0.9	6.3	10th	86.8	73.7	average	118%
Pemberton	25.0	+6.0	25.0	3rd					94.9	89.0	average	107%
Rocky Gully	21.6	+2.3	31.7	29th	9.2	+1.1	4.1	10th	43.6	55.0	average	79%
Shannon	20.6	+1.9	28.8	29th	9.7	+1.3	5.0	10th	81.0	76.5	average	106%
Windy Harbour	20.3	+1.4	26.0	11th	13.2	+2.8	9.5	29th	63.8	68.4	average	93%
Witchcliffe West	19.7		25.7	29th	10.8		6.1	1st	62.6
North Central (district 10)
Bencubbin	27.6	+2.3	33.7	25th	11.3	+1.4	7.2	18th	2.4	15.8	low	15%
Cunderdin Airfield	28.3	+2.2	36.5	29th	8.8	+0.7	2.0	22nd	13.6	17.7	average	77%
Goomalling	27.5	+1.9	37.0	29th	9.7	+0.5	5.0	22nd	13.8	19.6	average	70%
Kellerberrin	27.6	+2.8	35.0	28th	4.7	-4.0	1.0	22nd	8.0	18.3	low	44%
Merredin	28.8	+3.7	36.0	29th	11.3	+1.5	4.0	6th	10.8	18.5	average	58%
Northam	27.3	+3.1	36.7	29th	10.5	+1.5	4.1	22nd	21.6	24.4	average	88%
York	27.7	+2.5	36.8	29th	9.3	+2.1	3.5	1st	24.6	22.2	average	111%
South Central (district 10A)
Beverley	27.8	+3.2	36.8	29th	9.3	+1.2	3.2	22nd	13.2	23.0	average	57%
Brookton	26.8	+3.3	36.2	29th	9.1	+1.6	3.5	23rd	13.1	24.9	low	53%
Corrigin	27.1	+3.8	35.5	29th	9.0	+0.8	2.5	22nd	9.7	21.5	low	45%
Hyden	28.4	+3.4	35.5	29th	9.8	+1.4	3.8	22nd	7.7	21.6	low	36%
Jacup	25.2	+3.2	34.4	29th	9.0	+1.3	2.3	10th	0.0	39.1	lowest	0%
Katanning	24.3	+2.4	34.1	29th	8.7	+1.1	4.2	23rd	16.6	30.3	low	55%
Lake Grace	26.2	+2.8	33.8	29th	10.1	+1.1	5.4	22nd	10.0	25.0	low	40%
Narrogin	25.3	+4.1	34.0	29th	9.7	+2.2	4.0	23rd	25.6	30.8	average	83%
Newdegate Research Station	26.5	+3.0	34.2	29th	8.1	+1.1	2.2	1st	8.6	23.7	low	36%
Ongerup	27.2	+5.8	34.0	29th					3.2	33.0	v low	10%
Pingelly	25.7	+3.2	34.5	29th	10.0	+1.6	4.1	22nd	14.2	24.6	average	58%
Ravensthorpe	25.9	+3.4	35.0	8th	10.6	+1.5	4.0	10th	14.6	38.0	low	38%
Wagin	24.9	+2.8	34.4	29th	9.1	+1.2	3.8	23rd	12.2	29.0	low	42%
Wandering	24.8	+2.4	34.5	29th	7.3	+1.0	1.0	23rd	26.8	29.1	average	92%
Eucla (district 11)
Eucla	26.0	+2.9	35.9	30th	13.8	+2.4	9.3	25th	19.0	18.4	average	103%
Eyre	25.9	+2.6	38.8	20th	10.9	+0.8	0.7	24th	11.0	20.4	average	54%
Forrest	28.4	+0.9	36.4	20th	13.4	+2.7	8.0	28th	35.8	11.5	high	311%
South East (district 12)
Bulga Downs	32.0	+1.6	40.2	25th	14.4	+0.5	7.5	4th	14.4	8.1	high	178%
Kalgoorlie-Boulder Airport	29.9	+3.9	38.4	20th	13.9	+2.6	8.3	4th	11.0	15.5	average	71%
Laverton Aero	30.9	+2.1	38.9	8th	16.3	+1.8	8.0	4th	7.0	12.9	average	54%
Leinster Aero	31.9	+1.9	39.3	25th	16.5	+1.5	9.4	4th	13.4	11.4	average	118%
Leonora Aero	31.6	+1.6	39.5	25th	16.8	+1.6	9.0	4th	0.0	9.6	lowest	0%
Munglinup West	26.4	+3.1	35.5	8th	10.2	+0.9	4.2	10th	4.4	40.5	lowest	11%
Norseman Aero	28.5	+2.6	38.2	20th	11.6	+2.0	5.6	27th	29.6	22.8	high	130%
Salmon Gums Res.Stn.	27.7	+4.1	37.9	20th	9.0	+1.4	-1.6	10th	15.2	27.5	average	55%
Southern Cross Airfield	29.6	+3.0	37.9	25th	10.9	+1.4	4.9	1st	4.2	17.3	low	24%
North East (district 13)
Carnegie	33.8	+0.7	40.5	31st	17.1	+0.6	12.5	12th	38.2	7.5	high	509%
Giles Meteorological Office	34.4	+2.5	39.7	21st	20.4	+3.1	13.8	4th	12.0	15.9	average	76%
Telfer Aero	38.4	+1.1	43.2	26th	23.5	+2.4	16.9	18th	32.8	3.5	highest	937%
Warburton Airfield	34.0	+2.0	40.1	26th	19.4	+3.4	10.8	4th	31.4	15.6	high	201%
Wiluna Aero	32.9		39.5	25th	17.2		10.1	4th	10.0
Note: From 2017, information about Christmas Island and the Cocos and Keeling Islands can be found in the climate summary for the Remote Islands and Antarctica

Extremes Maps Records Summaries Important notes the top

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