South Australia in July 2022: fifth-driest July on record; cooler than average nights, warmer than average days in the west

Rainfall was below average across almost the whole state, with large areas in the driest 10% of records for July. Minimum temperatures were lower than average for most of South Australia, while maximum temperatures were near average for most parts, tending to higher than average in the west.

Lowest July rainfall since 1997

  • Rainfall for July was 71% below average for South Australia as a whole.
  • It was South Australia's fifth-driest July since 1900 and the driest since 1997.
  • Large area's of the state's south-east quarter and the north-west had rainfall totals in the lowest 10% of July records.
  • The highest daily rainfall was recorded on the 17th, associated with a cold front crossing the south; most site had less than 10 mm of rain on most other days of July.
  • Ashton, with a relatively short 21 years of historical records, had its highest July daily rainfall on record on the 17th.
  • Parts of the North East Pastoral and North West Pastoral district recorded no rainfall during July.

Coldest July since 2012

Further information

Media
(03) 9669 4057

Extremes in July 2022
Hottest day 27.6 °C at Coober Pedy Airport on the 24th
27.6 °C at Oodnadatta Airport on the 24th
Warmest days on average 19.4 °C at Oodnadatta Airport
Coolest days on average 9.1 °C at Mount Lofty
Coldest day 5.2 °C at Mount Lofty on the 19th
Coldest night -4.9 °C at Ernabella (Pukatja) on the 6th
Coolest nights on average 2.0 °C at Roxby Downs (Olympic Dam Aerodrome)
Warmest nights on average 11.6 °C at Neptune Island
Warmest night 14.1 °C at Oodnadatta Airport on the 31st
Warmest on average overall 13.3 °C at Neptune Island
Coolest on average overall 6.9 °C at Mount Lofty
Wettest overall 97.4 mm at Parawa (Second Valley Forest AWS)
Wettest day 50.6 mm at Ashton on the 17th
Strongest wind gust 87 km/h at Neptune Island on the 31st

Maps
ObservedAnomalyDecile rank
Total
rainfall
Map of Rainfall totals Map of Percentage of normal rainfall Map of Rainfall deciles
Mean
daily
maximum
temperatures
Map of Mean maximum temperature Map of Anomaly in mean maximum temperature Map of Decile rank of mean maximum temperature
Mean
daily
minimum
temperatures
Map of Mean minimum temperature Map of Anomaly in mean minimum temperature Map of Decile rank of mean minimum temperature

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


Record highest July daily rainfall
New record
(mm)
Old
record
Years of
record
Ashton 50.6 on the 17th 47.4 on the 24th in 2004 21



Lowest July mean daily maximum temperature for at least 20 years
Observed
(°C)
Most recent
lower
Average for
July
Eudunda 11.9 =11.9 in 1998 13.2



Record lowest July temperature
New record
(°C)
Old
record
Years of
record
Average for
July
Coober Pedy Airport -1.0 on the 5th -0.4 on the 22nd in 1997 29 6.4
Marree Aero -1.2 on the 6th -1.0 on the 3rd in 2012 25 5.0
Tarcoola Aero -4.5 on the 6th -2.9 on the 19th in 2015 25 4.6



Record lowest July mean daily minimum temperature
New record
(°C)
Old
record
Years of
record
Average for
July
Moomba Airport 4.5 4.8 in 2014 27 6.3
Padthaway South 3.9 = 3.9 in 2020 22 5.6

Lowest July mean daily minimum temperature for at least 20 years
Observed
(°C)
Most recent
lower
Average for
July
Keith 4.0 2.7 in 1997 5.6
Kyancutta 2.8 0.4 in 1997 4.8
Ceduna AMO 4.1 4.0 in 2001 5.8



Record lowest July mean temperature
New record
(°C)
Old
record
Years of
record
Average for
July
Moomba Airport 11.6 = 11.6 in 1997 27 13.1
Padthaway South 8.9 9.1 in 2020 22 10.0

Lowest July mean temperature for at least 20 years
Observed
(°C)
Most recent
lower
Average for
July
Ceduna AMO 10.6 9.4 in 1997 11.6
Andamooka 11.4 11.2 in 1998 12.3
Keith 9.5 9.2 in 1998 10.3



Summary statistics for July 2022
Maximum temperatures
(°C)
Minimum temperatures
(°C)
Rainfall
(millimetres)
Mean for
July
2022
Diff
from
average
Highest for
July
2022
Mean for
July
2022
Diff
from
average
Lowest for
July
2022
Total for
July
2022
Average
for
July
Rank of
July
2022
Fraction of
July
average
Northwest (district 16)
Andamooka 17.9 -0.7 24.0 24th 4.9 -1.1 0.7 15th 0 11.0 lowest 0%
Coober Pedy Airport 18.0 -0.7 27.6 24th 4.6 -1.8 -1.0 5th 0 4.7 lowest 0%
Ernabella (Pukatja) 18.8 +0.2 26.5 24th 3.4 -1.1 -4.9 6th 0 11.5 lowest 0%
Mount Ive 16.5   21.0 24th     -2.0 21st 14.3 22.3 average 64%
Roxby Downs (Olympic Dam Aerodrome) 17.8 -0.9 24.3 24th 2.0 -2.3 -3.0 6th 0 5.9 lowest 0%
Tarcoola Aero 18.3 -0.8 27.3 24th 3.2 -1.4 -4.5 6th 3.8 10.4 average 37%
Woomera Aerodrome 16.9 -0.2 23.7 24th 4.7 -1.1 1.2 6th 0.8 13.8 low 6%
Far North (district 17)
Arkaroola 16.2 -0.6 22.5 24th     -3.5 3rd 0 14.0 lowest 0%
Leigh Creek Airport 16.7 -0.2 22.8 24th 3.2 -1.5 -0.5 15th 0 14.3 lowest 0%
Marree Aero 18.6 -0.9 25.3 24th 3.2 -1.8 -1.2 6th 0 4.1 lowest 0%
Moomba Airport 18.6 -1.3 26.0 24th 4.5 -1.8 0.7 11th 0 11.5 lowest 0%
Oodnadatta Airport 19.4 -0.4 27.6 24th 4.3 -1.5 -1.6 5th 0 8.9 lowest 0%
Western Agricultural (district 18)
Ceduna AMO 17.0 -0.5 22.4 29th 4.1 -1.7 -3.9 6th 21.0 38.3 low 55%
Cleve 14.8 -0.5 18.7 29th 6.9 -0.3 3.0 18th 25.6 45.7 low 56%
Cleve Aerodrome 14.4 -1.2 18.3 29th 6.6 -0.9 2.1 21st 14.4 41.8 v low 34%
Coffin Bay (Point Avoid) 15.5   18.2 29th 9.0   4.4 21st 42.8
Cultana (Defence) 16.4   23.5 24th 5.8   2.4 6th 2.2
Cummins Aero 15.0 -0.6 17.9 23rd 4.4 -1.0 -1.4 6th 25.6 62.7 v low 41%
Elliston 16.5 0.0 20.8 29th 6.7 -1.2 1.5 6th 54.6 70.5 average 77%
Kimba 14.9 -0.6 19.0 24th 4.7 -0.3 1.5 6th 17.0 40.9 v low 42%
Kyancutta 17.1 -0.1 20.8 29th 2.8 -2.0 -3.6 21st 13.4 39.4 v low 34%
Minnipa PIRSA 15.4 -0.9 19.0 29th 5.9 -0.8 2.0 6th 25.4 34.7 average 73%
Neptune Island 15.1 -0.2 16.9 23rd 11.6 +0.3 9.5 20th 38.2 76.1 low 50%
North Shields (Port Lincoln AWS) 15.3 -0.8 18.8 23rd 6.6 -0.8 2.5 15th 34.4 56.1 low 61%
Nullarbor 18.1 -0.3 25.0 29th 5.5 +0.3 -0.8 6th 26.6 26.6 average 100%
Port Augusta Aero 17.6 -0.4 25.2 24th 4.2 -0.4 -2.3 6th 1.8 16.3 lowest 11%
Whyalla Aero 16.2 -0.9 24.0 24th 5.0 -0.3 -0.9 10th 4.6 21.7 v low 21%
Wudinna Aero 16.7 -0.3 20.9 29th 4.1 -2.1 -2.1 21st 10.6 32.9 v low 32%
Upper North (district 19)
Hawker 15.9 -0.1 21.2 24th 3.6 -0.1 -2.1 6th 1.6 32.7 v low 5%
Northeast (district 20)
Gluepot Reserve (Gluepot) 16.4 -0.7 23.0 24th 3.9 +0.3 -3.5 15th 6.0 18.9 lowest 32%
Yunta Airstrip 15.2 -0.5 21.2 24th 3.3 +0.2 -4.4 6th 1.6 13.8 lowest 12%
Lower North (district 21)
Clare High School 12.3 -0.7 19.3 24th 3.6 -0.5 -2.1 10th 20.4 64.0 v low 32%
Port Pirie Aerodrome AWS 16.5   23.1 24th 4.4   -0.9 10th 6.4
Snowtown (Rayville Park) 15.1 -0.3 21.9 24th 3.9 -0.7 -1.3 10th 11.0 38.1 v low 29%
Yorke Peninsula (district 22A)
Edithburgh 14.6 -0.5 17.5 23rd 7.6 +0.2 1.1 6th 28.2 47.6 low 59%
Kadina AWS 14.8 -0.8 19.1 24th 4.4 -0.9 -0.9 6th 15.2 30.4 low 50%
Minlaton Aero 14.8 -0.6 17.5 24th 6.2 -0.8 1.2 20th 29.8 46.4 low 64%
Stenhouse Bay 14.8 -0.8 16.9 23rd 9.3 +0.2 4.6 10th 65.4 70.9 average 92%
Warooka       7.4 -0.2 3.8 20th 44.8 65.1 low 69%
Kangaroo Island (district 22B)
Cape Borda 13.8 -0.5 16.1 27th 8.8 -0.4 6.0 10th 47.4 89.2 v low 53%
Cape Willoughby 13.8 -0.4 16.1 23rd 10.2 +0.4 8.5 18th 39.4 81.0 v low 49%
Kingscote Aero 14.7 -0.7 18.1 23rd 5.3 -0.7 -0.6 10th 50.2 66.7 average 75%
Parndana CFS AWS 13.5 -0.3 17.3 23rd 6.3 -0.5 3.5 6th 70.6 94.1 low 75%
Adelaide Plains (district 23A)
Adelaide (West Terrace / ngayirdapira) 14.9 -0.1 19.8 24th 7.2 -0.4 2.7 10th 32.2 65.7 low 49%
Adelaide Airport 14.8 -0.2 20.2 24th 6.7 -0.4 1.5 10th 21.4 58.8 v low 36%
Edinburgh RAAF 14.8 -0.5 19.5 24th 5.5 -0.6 -0.2 10th 22.4 52.6 low 43%
Parafield Airport 15.1 -0.1 19.7 24th 5.6 -0.7 -0.4 10th 19.0 58.4 v low 33%
Roseworthy AWS 14.6 -0.9 20.3 24th 4.7 -1.0 -0.4 28th 26.0 43.7 low 59%
County Light (district 23B)
Nuriootpa PIRSA 12.7 -0.9 18.6 24th 3.8 -0.9 -2.2 10th 30.8 57.6 v low 53%
Mount Lofty Ranges (district 23C)
Hindmarsh Island AWS 14.4 -1.0 18.3 23rd 7.7 -0.4 3.0 15th 26.0 50.0 v low 52%
Kuitpo Forest Reserve 11.6 -0.8 15.9 24th 6.1 -0.6 2.4 10th 46.4 107.7 lowest 43%
Mount Barker 13.2 +0.2 17.4 23rd 5.5 +0.9 -1.0 10th 38.4 106.9 v low 36%
Mount Crawford AWS 10.4 -0.6 15.2 24th 5.2 -0.7 2.8 10th 38.4 94.8 v low 41%
Mount Lofty 9.1 +0.2 14.8 24th 4.6 -0.4 0.8 20th 83.2 147.9 v low 56%
Noarlunga 14.4 -0.5 19.5 24th 7.8 -0.9 3.6 15th 23.8 61.4 v low 39%
Parawa (Second Valley Forest AWS) 11.4 -0.3 15.9 24th 6.9 -0.1 3.1 10th 97.4 125.6 average 78%
Victor Harbor (Encounter Bay) 14.7 -0.9 18.1 23rd 6.4 -0.2 -0.1 15th 41.6 78.8 low 53%
Upper Murray Valley (district 24A)
Loxton Research Centre 15.4 -0.6 21.0 24th 3.9 0.0 -2.7 10th 11.2 26.0 low 43%
Renmark Aero 15.6 -0.9 21.6 24th 3.6 -0.2 -2.7 6th 8.8 17.9 low 49%
Lower Murray Valley (district 24B)
Eudunda 11.9 -1.3 18.2 24th 5.1 0.0 1.9 10th 14.8 50.8 v low 29%
Meningie 14.9 -0.1 19.4 23rd     1.2 10th 36.8 61.8 low 60%
Murray Bridge 15.7 -0.6 21.5 23rd 5.5 +0.1 -1.0 6th 17.3 35.8 low 48%
Murray Bridge (Pallamana Aerodrome) 15.0 -0.7 19.9 23rd 4.5 -0.2 -3.0 6th 15.4 34.0 v low 45%
Strathalbyn Racecourse 14.3 -0.8 18.4 23rd 6.3 -0.3 1.4 6th 27.0 54.8 v low 49%
Upper Southeast (district 25B)
Keith 14.7 -0.3 20.4 24th 4.0 -1.6 -1.6 10th 40.9 55.7 average 73%
Keith (Munkora) 14.3 -0.6 19.6 24th 4.0 -1.1 -1.8 6th 36.6 55.5 low 66%
Lameroo (Austin Plains) 14.0 -0.7 18.9 24th 3.9 -0.5 -1.0 10th 26.0 31.8 average 82%
Lower Southeast (district 26)
Cape Jaffa (The Limestone) 13.8 -0.2 18.0 24th 6.8 -0.8 2.3 19th 34.6 81.4 v low 43%
Coonawarra 13.6 -0.3 16.7 24th 3.8 -1.4 -2.5 20th 14.0 78.7 lowest 18%
Mount Gambier Aero 13.5 +0.3 18.3 24th 4.8 -0.4 -2.1 20th 65.0 100.5 low 65%
Naracoorte Aerodrome 13.7 -0.4 17.8 24th 3.9 -1.4 -1.7 29th 28.8 61.3 low 47%
Padthaway South 14.0 -0.3 18.5 24th 3.9 -1.7 -1.8 10th 32.6 64.8 v low 50%
Robe 13.5 -0.1 15.5 24th 7.7 -0.4 3.0 29th 50.2 104.3 v low 48%
Robe Airfield 14.0 -0.5 18.1 24th 5.8 -0.9 -0.1 29th 53.4 97.2 low 55%

Notes

The Monthly climate summary, usually published in the first week of the following month, lists the main features of the weather in South Australia using the most timely and accurate information available on the date of publication; it will generally not be updated. More extensive discussion of significant weather events, along with later information and data that has had greater opportunity for quality control, will be presented in the Monthly Weather Review.

This statement has been prepared based on information available at 6 pm on Tuesday 2 August 2022. Some checks have been made on the data, but it is possible that results will change as new information becomes available.

In some situations, some or all of the rainfall is in the form of hail or snow. In these cases the totals given are for the water equivalent: the depth of liquid water that results from melting any frozen precipitation. There can be significant 'undercatch' of snow in strong winds, meaning the true precipitation can be higher than that reported.

Averages for individual sites are long-term means based on observations from all available years of record, which vary widely from site to site. They are not shown for sites with less than 10 years of record, as they cannot then be calculated reliably.
The median is sometimes more representative than the mean of long-term average rain.

The Rank indicates how rainfall this time compares with the climate record for the site, based on the decile ranking (very low rainfall is in decile 1, low in decile 2 or 3, average in decile 4 to 7, high in decile 8 or 9 and very high is in decile 10).
The Fraction of average shows how much rain has fallen this time as a percentage of the long-term mean.

Where temperature area averages are mentioned, they are derived from the ACORN-SAT dataset.

Information about Australian Indigenous seasonal calendars is available at the Indigenous Weather Knowledge website.

Further information

Media
(03) 9669 4057

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