Monday, 2 August 2021 - Monthly Climate Summary for South Australia - Product code IDCKGC13R0

South Australia in July 2021: warm in the north, wet in the south

Rainfall in July was above to very much above average in the state's central and eastern agricultural districts, but below average in parts of the north. For South Australia as a whole, it was the wettest July since 2016. Daytime temperatures were very much above average throughout the state's north, but closer to average in the south. Night-time temperatures were very much above average in the western half of the state, but close to average in the east. The mean temperature for South Australia as a whole was the second-highest in July on record and highest since 1975.

Wettest overall since 2016

• For South Australia as a whole, it was the wettest July since 2016.
• Rainfall in July was above to very much above average in the state's central and eastern agricultural districts.
• Rainfall totals were generally average to below average though across South Australia's north and west.
• Averaged across the state, the monthly mean rainfall was 5% below average.
• On the 14th and 20th, low pressure troughs and cold fronts brought heavy rain that resulted in some sites having their highest July daily rainfall on record.
• Many sites had their highest total July rainfall on record or their highest total July rainfall for at least 20 years.
• On the 24th, small hail fell across the Adelaide Hills, particularly around Hahndorf where hail covered the ground, turning the scene white.
• The average wind speed for July was above average at most sites across South Australia, with total monthly wind run in July the highest for at least 10 years at many locations.

Second-warmest July on record

• The mean temperature for South Australia as a whole was 1.68 °C above average, making it the state's second-warmest July on record and highest since 1975.
• Daytime temperatures were very much above average throughout the state's north, with mean maximum temperatures more than 2 °C above average across most of the Pastoral districts.
• Mean maximum temperatures where closer to average in the south, including areas slightly below average in the Lower South East.
• The mean maximum temperature was 1.97 °C above average, the seventh-highest on record for July and highest since 2019.
• Late in the month, several sites had their highest July temperature on record.
• On the 22nd, daytime temperatures were more than 6 °C below average in parts of the east and numerous sites had their coldest July day on record.
• Mean night-time temperatures for July were very much above average in the western half of the state, but close to average in the east.
• The state's mean minimum temperature was 1.39 °C above average, the sixth-highest on record for July and highest since 2009.
• On the 28th, Karoonda had its warmest July night on record.
• A few sites in the north had their highest July mean temperature on record or their highest July mean temperature since 1975.

Extremes Maps Records Summaries Important notes the top

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Extremes in July 2021
Hottest day	31.9 °C at Moomba Airport on the 31st
Warmest days on average	22.3 °C at Oodnadatta Airport
Coolest days on average	9.3 °C at Mount Lofty
Coldest day	5.2 °C at Mount Lofty on the 22nd
Coldest night	-4.4 °C at Renmark Aero on the 9th
Coolest nights on average	2.8 °C at Yongala
Warmest nights on average	11.2 °C at Neptune Island
Warmest night	16.6 °C at Oodnadatta Airport on the 28th
Warmest on average overall	14.9 °C at Oodnadatta Airport
Coolest on average overall	7.0 °C at Mount Lofty
Wettest overall	268.0 mm at Lenswood
Wettest day	48.0 mm at Piccadilly (Woodhouse) on the 17th
Strongest wind gust	135 km/h at Neptune Island on the 24th

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

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Record highest July daily rainfall
	New record (mm)		Old record		Years of record
Neptune Island	47.0	on the 20th	43.8	on the 2nd in 2011	55
Coober Pedy Airport	12.0	on the 14th	7.2	on the 14th in 2006	28

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Record highest July total rainfall
	New record (mm)	Old record		Years of record	Average for July
Truro	141.5	135.1	in 1917	142	59.8
North Shields (Port Lincoln AWS)	117.2	107.8	in 1995	28	56.8
Nangwarry Forestry SA Depot	175.9	146.0	in 2009	27	98.9
Nuriootpa PIRSA	125.0	95.6	in 2017	25	58.4
Stenhouse Bay	124.6	120.0	in 2013	25	71.1
Roseworthy AWS	87.4	82.8	in 2016	24	44.4
Cleve (Heggaton)	76.4	72.2	in 2013	22	40.6
Minburra	43.0	36.2	in 2013	22	16.8
Padthaway South	119.2	115.6	in 2009	22	66.2
Barossa Valley (Duckponds Creek)	112.2	101.6	in 2016	21	60.6
Greenock Alert	129.8	91.0	in 2017	21	60.3
Ironstone Road	216.0	206.2	in 2009	21	112.7
Keith (Munkora)	94.6	85.6	in 2016	21	56.4
Lenswood (Stringybark)	200.2	184.4	in 2014	21	120.4
Port Augusta Aero	41.0	31.0	in 2013	21	17.0
Ashton	243.6	242.0	in 2014	20	162.9
Bordertown (Industrial Estate)	93.4	90.4	in 2013	20	62.2

Highest July total rainfall for at least 20 years
	Observed (mm)	Most recent higher		Average for July
Kapunda	112.5	127.3	in 1890	59.6
Robertstown	83.4	100.8	in 1917*	36.1
Farrell Flat	116.2	121.3	in 1964	58.2
Bruce	65.6	75.6	in 1974	24.9
Kingscote	124.8	164.3	in 1964*	77.4
Neptune Island	143.2	146.4	in 1984*	76.7
Morchard (The Rocks)	89.4	101.0	in 1986	41.6
Wilmington	107.4	143.0	in 1986	53.0
Quorn	100.4	114.6	in 1986*	36.4
Brinkworth	90.0	119.0	in 1986*	47.5
Coulta	139.2	153.7	in 1989	89.0
Eudunda	95.0	96.8	in 1990	51.1
Koolunga	92.8	105.6	in 1990	45.6
Port Wakefield	62.4	86.8	in 1990	35.5
Australia Plains	61.6	66.6	in 1989*	30.6
Huddleston (Willow Ponds)	96.2	98.4	in 1993	53.0
Appila	71.4	74.6	in 1995	40.7
Balaklava	67.0	67.9	in 1995	41.7
Edinburgh RAAF	94.4	109.4	in 1995	53.3
Georgetown	121.0	128.6	in 1993*	57.0
Gulnare	102.0	102.8	in 1993*	57.8
Jamestown	101.8	121.0	in 1995	56.3
Lenswood	268.0	356.6	in 1995	162.2
Mintaro	132.8	136.4	in 1995	77.0
Point Pass	105.4	110.6	in 1995	54.5
Tanunda	129.0	161.8	in 1995	69.0
Williamstown	167.2	214.8	in 1995	93.9
Williamstown (South Para Reservoir)	154.4	216.4	in 1995	97.3
Yongala	72.8	76.0	in 1995	38.9
Alawoona	46.2	56.6	in 1996	30.0
Berri	38.0	51.6	in 1995*	25.0
Blanchetown Lock 1	34.6	53.1	in 1996	27.1
Booborowie	83.4	101.4	in 1995*	54.4
Booleroo Centre (Willowie)	65.0	78.4	in 1996	32.3
Bower	42.6	43.2	in 1996	22.7
Brinkworth (Bungaree)	111.8	118.5	in 1996	72.7
Burra Community School	86.4	90.2	in 1995*	52.5
Caliph	36.3	57.0	in 1996	28.4
Cummins	106.4	116.2	in 1995*	70.6
Jamestown PIRSA	91.8	111.2	in 1995*	55.7
Loxton Research Centre	36.0	37.0	in 1996	26.3
Mount Hope (Fairview)	119.6	121.6	in 1996	73.8
Orroroo	67.8	70.8	in 1996	35.4
Pinnaroo	63.3	71.4	in 1995*	35.9
Port Germein	50.2	55.8	in 1996	30.9
Price	65.6	67.2	in 1995*	37.8
Purnong (Claypans)	53.2	61.2	in 1996	31.1
Redhill	90.8	92.8	in 1996	51.1
Sedan (Sandleton)	41.6	46.0	in 1996	25.7
Wirrabara	93.2	=93.2	in 1996	58.0
Yacka	74.0	78.2	in 1996	48.3
Coffin Bay	141.0	152.8	in 1989*	74.5
Crystal Brook	73.8	80.6	in 1996*	44.3
Parndana (Turkey Lane)	198.0	238.8	in 1995*	132.5
Peake	56.6	86.8	in 1996*	43.0
Port Clinton (Yararoo)	75.5	88.0	in 1996*	46.2
Cudlee Creek (Millbrook Reservoir)	200.6	202.0	in 1996*	123.5
Manoora	90.6	100.6	in 1995*	57.7
Port Parham	64.0	76.2	in 1995*	40.0
Yeelanna	108.6	110.8	in 1996*	66.9

* note: there are gaps in the historical record at this site, so it is possible a higher value has gone unreported

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Record highest July temperature
	New record (°C)		Old record		Years of record	Average for July
Leigh Creek Airport	26.7	on the 31st	26.3	on the 27th in 2017	38	16.9
Moomba Airport	31.9	on the 31st	30.9	on the 13th in 2013	27	19.8
Marree Aero	29.8	on the 31st	29.1	on the 29th in 2017	24	19.4
Tarcoola Aero	30.0	on the 27th	29.4	on the 27th in 2017	24	19.0

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Record lowest July daily maximum temperature
	New record (°C)		Old record		Years of record	Average for July
Adelaide Airport	9.4	on the 22nd	9.8	on the 28th in 1998	67	15.0
Parafield Airport	8.9	on the 22nd	9.6	on the 28th in 1998	65	15.2
Edinburgh RAAF	8.8	on the 22nd	9.4	on the 28th in 1998	49	15.3
Loxton Research Centre	8.2	on the 22nd	8.5	on the 2nd in 1984	38	16.0
Cape Jaffa (The Limestone)	9.5	on the 22nd	9.8	on the 8th in 2004	30	14.0
Mount Crawford AWS	5.3	on the 22nd	5.5	on the 12th in 2016	28	11.1
Renmark Aero	8.2	on the 22nd	9.0	on the 12th in 2005	26	16.5
Strathalbyn Racecourse	8.5	on the 22nd	9.2	on the 14th in 2006	26	15.1
Nuriootpa PIRSA	6.7	on the 22nd	7.0	on the 28th in 1998	25	13.6
Roseworthy AWS	9.0	on the 22nd	= 9.0	on the 28th in 1998	24	15.5
Gluepot Reserve (Gluepot)	7.5	on the 22nd	9.8	on the 14th in 2006	23	17.1
Noarlunga	9.4	on the 22nd	9.5	on the 12th in 2005	21	14.9

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Record highest July daily minimum temperature
	New record (°C)		Old record		Years of record	Average for July
Karoonda	12.7	on the 28th	12.5	on the 14th in 2013	20	4.8

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Record highest July mean temperature
	New record (°C)	Old record		Years of record	Average for July
Marree Aero	13.6	13.5	in 2019	23	12.2
Roxby Downs (Olympic Dam Aerodrome)	12.8	= 12.8	in 2019	23	11.4

Highest July mean temperature for at least 20 years
	Observed (°C)	Most recent higher		Average for July
Oodnadatta Airport	14.9	15.6	in 1975*	12.8

* note: there are gaps in the historical record at this site, so it is possible a higher value has gone unreported

Extremes Maps Records Summaries Important notes the top

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Summary statistics for July 2021
	Maximum temperatures (°C)				Minimum temperatures (°C)				Rainfall (millimetres)
	Mean for July 2021	Diff from average	Highest for July 2021		Mean for July 2021	Diff from average	Lowest for July 2021		Total for July 2021	Average for July	Rank of July 2021	Fraction of July average
Northwest (district 16)
Andamooka	19.7	+1.1	28.5	27th	6.6	+0.7	1.0	7th	11.6	11.2	average	104%
Coober Pedy Airport	19.6	+0.9	30.1	27th	7.4	+1.1	1.2	3rd	13.2	4.8	high	275%
Ernabella (Pukatja)	20.7	+2.1	27.5	13th	6.1	+1.6	-2.2	6th	2.8	12.0	average	23%
Mount Ive	17.0		25.5	27th					19.5	22.4	average	87%
Roxby Downs (Olympic Dam Aerodrome)	19.5	+0.8	28.6	27th	6.1	+1.9	-0.3	3rd	9.8	6.1	high	161%
Tarcoola Aero	19.4	+0.4	30.0	27th	6.4	+1.8	0.1	3rd	8.4	10.7	average	79%
Woomera Aerodrome	18.4	+1.3	27.9	27th	6.3	+0.5	1.4	3rd	11.6	14.0	average	83%
Far North (district 17)
Leigh Creek Airport	17.8	+0.9	26.7	31st	5.0	+0.3	-0.6	3rd	14.8	14.7	average	101%
Marree Aero	21.1	+1.7	29.8	31st	6.0	+1.1	1.8	3rd	2.4	4.2	average	57%
Moomba Airport	21.3	+1.5	31.9	31st	6.2	-0.1	0.7	4th	0.4	11.9	average	3%
Oodnadatta Airport	22.3	+2.5	31.7	27th	7.4	+1.6	0.4	4th	1.0	9.0	average	11%
Western Agricultural (district 18)
Ceduna AMO	17.8	+0.3	25.5	27th	7.2	+1.4	2.4	19th	34.0	38.5	average	88%
Cleve	15.8	+0.5	21.3	30th	7.8	+0.6	2.0	22nd	57.6	45.8	high	126%
Cleve Aerodrome	15.7	+0.1	21.3	30th	8.1	+0.6	4.8	21st	50.2	42.2	average	119%
Coffin Bay (Point Avoid)	15.5		18.4	30th	9.2		5.3	21st	106.6
Cultana (Defence)	17.6		25.3	31st	6.6		2.6	3rd	18.4
Cummins Aero	15.6	0.0	20.7	30th	6.1	+0.7	2.1	21st	100.4	65.1	high	154%
Elliston	16.8	+0.3	19.8	30th	8.4	+0.5	4.9	1st	114.4	70.6	v high	162%
Kimba	15.8	+0.3	22.0	30th	5.8	+0.8	1.5	29th
Kyancutta	17.7	+0.5	24.5	30th	6.1	+1.3	1.8	19th	43.6	39.7	average	110%
Minnipa PIRSA	16.0	-0.3	22.4	27th	7.3	+0.7	4.1	4th	53.4	35.0	high	153%
Neptune Island	15.3	0.0	19.2	30th	11.2	-0.1	7.3	17th	143.2	76.7	v high	187%
North Shields (Port Lincoln AWS)	16.1	0.0	21.0	30th	7.8	+0.4	4.8	21st	117.2	56.8	highest	206%
Nullarbor	19.3	+0.9	25.1	30th	6.6	+1.4	2.3	12th	15.4	26.6	average	58%
Port Augusta Aero	18.4	+0.4	26.0	31st	4.9	+0.3	0.2	3rd	41.0	17.0	highest	241%
Streaky Bay	16.4	-0.1	20.8	30th	9.0	+0.5	5.7	21st	70.5	60.8	high	116%
Whyalla Aero	18.3	+1.3	25.4	31st	5.8	+0.6	1.7	8th	32.4	22.1	high	147%
Wudinna Aero	17.0	0.0	23.6	27th	7.4	+1.3	2.9	21st	44.6	33.9	high	132%
Upper North (district 19)
Hawker	15.8	-0.2	23.5	31st	4.6	+0.9	-1.8	3rd	46.1	32.9	high	140%
Yongala	13.0	+0.1	20.7	31st	2.8	+0.6	-1.7	7th	72.8	38.9	v high	187%
Northeast (district 20)
Gluepot Reserve (Gluepot)	17.2	+0.1	24.0	27th	4.0	+0.4	-3.5	9th	35.2	19.6	high	180%
Yunta Airstrip	15.8	+0.1	23.5	31st	4.2	+1.2	-2.0	21st	23.8	14.3	high	166%
Lower North (district 21)
Clare High School	12.9	-0.1	18.6	30th	3.9	-0.2	-1.6	21st	92.0	65.5	high	140%
Port Pirie Aerodrome AWS	16.9		22.3	30th	6.4		0.1	21st	36.2
Snowtown (Rayville Park)	15.3	-0.1	20.7	30th	5.4	+0.9	0.2	21st	61.0	39.3	v high	155%
Yorke Peninsula (district 22A)
Edithburgh	15.4	+0.3	20.2	30th	7.3	-0.1	3.7	5th	85.6	48.2	v high	178%
Kadina AWS	15.3	-0.3	19.6	30th	6.5	+1.3	1.1	21st	53.8	31.3	high	172%
Minlaton Aero	15.2	-0.2	19.6	30th	7.2	+0.2	1.5	21st		51.3
Stenhouse Bay	15.7	+0.2	19.6	30th	8.9	-0.2	6.8	6th	124.6	71.1	highest	175%
Warooka	14.9	-0.1	17.5	30th	7.8	+0.2	3.6	21st	99.8	65.3	high	153%
Kangaroo Island (district 22B)
Cape Borda	14.0	-0.3	17.0	30th	9.4	+0.2	4.7	17th	151.6	91.5	v high	166%
Cape Willoughby	14.4	+0.2	17.0	30th	9.8	0.0	6.2	25th	119.4	81.4	high	147%
Kingscote Aero	15.0	-0.4	18.5	30th	7.0	+1.0	1.7	10th	112.4	67.3	high	167%
Parndana CFS AWS	13.4		16.9	30th	7.3		4.0	21st	143.6	96.4	high	149%
Adelaide Plains (district 23A)
Adelaide (West Terrace / ngayirdapira)	15.2	+0.2	19.8	30th	8.3	+0.8	4.2	21st	106*	65.9		161%*
Adelaide Airport	15.2	+0.2	20.5	30th	8.1	+1.0	3.1	21st	83.8	59.3	high	141%
Edinburgh RAAF	15.3	0.0	20.2	27th	6.8	+0.7	1.9	21st	94.4	53.3	v high	177%
Parafield Airport	15.6	+0.4	20.5	27th	7.0	+0.7	0.6	21st	94.8	58.9	high	161%
Roseworthy AWS	15.5	0.0	20.2	27th	6.4	+0.7	1.2	21st	87.4	44.4	highest	197%
County Light (district 23B)
Nuriootpa PIRSA	13.5	-0.1	20.5	27th	5.0	+0.4	-0.5	9th	125.0	58.4	highest	214%
Mount Lofty Ranges (district 23C)
Hindmarsh Island AWS	15.5	+0.1	21.4	30th	8.1	0.0	2.7	9th	82.0	51.3	high	160%
Kuitpo Forest Reserve	12.2	-0.2	17.2	27th	6.5	-0.2	3.4	5th	144.0	110.2	high	131%
Mount Barker	13.8	+0.9	18.4	30th	6.0	+1.4	0.4	5th	157.3	107.3	high	147%
Mount Crawford AWS	10.9	-0.2	16.9	27th	5.5	-0.4	2.1	22nd	163.0	96.8	v high	168%
Mount Lofty	9.3	+0.4	13.5	30th	4.8	-0.2	1.2	22nd	190^	152.9		124%^
Noarlunga	14.7	-0.2	18.4	30th	8.8	+0.1	4.1	21st	96.6	63.3	high	153%
Parawa (Second Valley Forest AWS)	11.5	-0.2	14.7	30th	6.9	-0.1	4.0	23rd	181.6	126.6	high	143%
Upper Murray Valley (district 24A)
Loxton Research Centre	16.4	+0.4	24.0	31st	4.2	+0.3	-3.4	9th	36.0	26.3	high	137%
Renmark Aero	16.7	+0.2	25.2	31st	4.4	+0.6	-4.4	9th	31.0	18.3	high	169%
Lower Murray Valley (district 24B)
Eudunda	13.1	-0.1	19.5	27th	4.9	-0.2	2.0	5th	95.0	51.1	v high	186%
Meningie	15.3	+0.3	18.8	30th	7.0	+0.2	1.4	9th	97.3	62.0	v high	157%
Murray Bridge	16.6	+0.3	21.6	27th	6.0	+0.6	0.5	21st	58.9	35.9	high	164%
Murray Bridge (Pallamana Aerodrome)	15.7	0.0	21.8	27th	5.5	+0.8	-0.9	9th	48.2	35.2	high	137%
Strathalbyn Racecourse	15.2	+0.1	21.2	30th	7.0	+0.4	0.6	9th	89.2	55.9	high	160%
Upper Southeast (district 25B)
Keith	14.9	-0.1	20.0	27th	6.0	+0.4	0.0	10th	98.2	55.8	v high	176%
Keith (Munkora)	14.7	-0.2	19.7	27th	5.4	+0.3	-1.4	10th	94.6	56.4	highest	168%
Lameroo (Austin Plains)	14.6	-0.1	20.6	27th	4.7	+0.3	-1.2	9th	49.4	32.1	high	154%
Lower Southeast (district 26)
Cape Jaffa (The Limestone)	13.9	-0.1	15.8	27th	7.9	+0.3	1.1	9th	130.0	83.1	high	156%
Coonawarra	13.6	-0.3	17.3	27th	6.1	+0.9	-1.9	10th	116.4	80.2	high	145%
Mount Gambier Aero	13.3	+0.1	15.9	27th	6.1	+0.9	-0.8	10th	154.0	100.9	v high	153%
Naracoorte Aerodrome	13.7	-0.4	17.9	27th	6.3	+1.0	-0.2	10th	105.8	62.6	v high	169%
Padthaway South	13.9	-0.5	18.2	27th	6.2	+0.6	-1.9	10th	119.2	66.2	highest	180%
Robe	13.2	-0.4	15.5	27th	8.5	+0.4	3.1	10th	154.8	104.6	v high	148%
Robe Airfield	14.2	-0.4	16.5	27th	7.6	+0.9	0.3	10th	156.2	99.5	v high	157%

* note: This includes an estimated rainfall total of 14 mm for the 22nd and 23rd at Adelaide (West Terrace / ngayirdapira).

^ note: This includes an estimated rainfall total of 44 mm for the 25th to 27th at Mount Lofty.

Extremes Maps Records Summaries Important notes the top

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