South Australia in October 2023

Rainfall

  • Rainfall in October was below to very much below average across most areas of South Australia, particularly in the state's west.
  • Rainfall for South Australia as a whole was 76% below the 1961–1990 average for October, the state's driest October since 2019 (2019 was South Australia's second-driest October on record).
  • Cold fronts brought strong winds at times, with Port Augusta Aero recording at maximum daily wind gust of 107 km/h on the 2nd, the site's strongest gust on record in October.

Temperature

  • Mean maximum temperatures in October were generally slightly warmer than average in most areas of South Australia, including above average areas in the state's far east and around the Eyre Peninsula.
  • The mean maximum temperature for South Australia as a whole was 0.83 °C above the 1961–1990 average, the highest in October since 2019.
  • The highest temperature recorded in South Australia during October was 40.7 °C at Moomba Airport on the 30th.
  • Mean minimum temperatures were generally cooler than average in most areas of South Australia, including areas of below to very much below average in central and eastern agricultural districts.
  • The mean minimum temperature for South Australia as a whole was 0.32 °C below the 1961–1990 average, the lowest in October since 2016.
  • Cold air and settled conditions in the wake of cold fronts resulted in overnight temperatures that were very much below average several times during the month, with a few sites having their lowest October temperature on record.
  • The lowest temperature recorded during the month was -3.3 °C at Keith (Munkora) on the 26th, which was the equal-fourth-lowest temperature on record in South Australia during October.
  • Several sites had their lowest October mean daily minimum temperature on record or their lowest October mean daily minimum temperature for at least 20 years.

Extremes in October 2023
Hottest day 40.7 °C at Moomba Airport on the 30th
Warmest days on average 30.9 °C at Moomba Airport
Coolest days on average 16.1 °C at Mount Lofty
Coldest day 10.0 °C at Mount Lofty on the 5th
Coldest night -3.3 °C at Keith (Munkora) on the 26th
Coolest nights on average 4.9 °C at Keith (Munkora)
Warmest nights on average 15.4 °C at Moomba Airport
Warmest night 26.3 °C at Oodnadatta Airport on the 2nd
Warmest on average overall 23.2 °C at Moomba Airport
Coolest on average overall 11.4 °C at Mount Lofty
Wettest overall 66.2 mm at Mount Lofty
Wettest day 30.8 mm at Uraidla (Sutton Creek) on the 6th
Strongest wind gust 107 km/h at Port Augusta Aero on the 2nd

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 lowest October temperature
New record
(°C)
Old
record
Years of
record
Average for
October
Meningie -1.0 on the 17th -0.1 on the 3rd in 1967 58 9.5
Wudinna Aero -1.9 on the 26th -1.4 on the 7th in 2010 25 8.9
Lameroo (Austin Plains) -0.8 on the 26th -0.4 on the 14th in 2014 20 7.5



Record lowest October mean daily minimum temperature
New record
(°C)
Old
record
Years of
record
Average for
October
Keith 6.5 6.6 in 1987 68 8.2
Padthaway South 5.7 6.3 in 2021 23 7.7

Lowest October mean daily minimum temperature for at least 20 years
Observed
(°C)
Most recent
lower
Average for
October
Streaky Bay 9.8 9.6 in 1966* 11.5
Cleve 9.1 8.7 in 2003 10.3
Kyancutta 7.1 6.6 in 2003 8.4
Snowtown (Rayville Park) 6.0 4.6 in 2003 7.2
Tarcoola Aero 10.5 9.2 in 2003 12.2
Wudinna Aero 7.2 6.6 in 2003 8.9

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




Summary statistics for October 2023
Maximum temperatures
(°C)
Minimum temperatures
(°C)
Rainfall
(millimetres)
Mean for
October
2023
Diff
from
average
Highest for
October
2023
Mean for
October
2023
Diff
from
average
Lowest for
October
2023
Total for
October
2023
Average
for
October
Rank of
October
2023
Fraction of
October
average
Northwest (district 16)
Andamooka 28.4 +0.1 38.8 2nd 13.4 -0.3 8.8 26th 1.8 19.3 low 9%
Coober Pedy Airport 28.4 -0.5 39.3 2nd 13.1 -1.1 7.8 5th 0 13.1 lowest 0%
Ernabella (Pukatja) 29.3 +0.1 37.7 30th 13.4 -0.9 7.7 27th 0 21.9 lowest 0%
Roxby Downs (Olympic Dam Aerodrome) 28.3 -0.2 39.6 2nd 12.3 -0.5 5.1 27th 0.6 15.9 low 4%
Tarcoola Aero 28.5 0.0 39.6 2nd 10.5 -1.7 2.9 5th 1.0 18.6 low 5%
Woomera Aerodrome 27.1 +0.6 39.3 2nd 12.4 -0.1 6.6 5th 1.2 16.7 low 7%
Far North (district 17)
Leigh Creek Airport 27.7 +0.5 38.5 2nd 12.3 -0.4 5.4 5th 4.2 18.6 average 23%
Marree Aero 29.8 -0.3 39.9 2nd 13.2 -0.9 6.3 27th 0.2 12.2 low 2%
Moomba Airport 30.9 +0.1 40.7 30th 15.4 -0.4 9.7 27th 0 9.9 lowest 0%
Oodnadatta Airport 30.6 +0.1 39.9 1st 14.2 -1.1 8.6 28th 0 13.4 lowest 0%
Western Agricultural (district 18)
Ceduna AMO 23.8 -0.2 39.2 2nd 9.5 -0.6 -0.1 26th 6.6 25.1 low 26%
Cleve 23.3 +0.9 34.8 2nd 9.1 -1.2 2.9 5th 5.1 36.0 v low 14%
Cleve Aerodrome 23.0 -0.1 35.6 2nd 8.9 -1.1 4.7 8th 4.8 28.7 low 17%
Coffin Bay (Point Avoid) 20.2   28.9 2nd 11.1   6.7 27th 4.6
Cultana (Defence) 25.8   37.8 2nd 10.6   6.3 5th 21.2
Cummins Aero 22.6 -0.6 33.5 19th 6.5 -1.6 1.4 26th 6.4 26.2 low 24%
Elliston 22.7 +0.9 32.7 2nd 11.2 0.0 6.0 26th 10.6 30.0 low 35%
Kyancutta 26.3 +0.9 37.6 2nd 7.1 -1.3 0.5 26th 2.9 25.5 low 11%
Minnipa PIRSA 25.1 -0.2 36.7 2nd 8.9 -1.4 1.8 26th 6.2 22.6 average 27%
Neptune Island 17.7 +0.2 24.3 11th 12.5 +0.1 9.1 26th 6.2 26.1 low 24%
North Shields (Port Lincoln AWS) 21.2 +0.3 33.0 2nd 9.4 -0.2 5.3 29th 5.8 29.1 low 20%
Nullarbor 24.2 -0.5 38.1 2nd 9.8 -0.6 3.5 5th 7.4 17.9 average 41%
Port Augusta Aero 26.4 -0.7 39.1 2nd 11.9 0.0 6.2 5th 8.2 18.9 average 43%
Streaky Bay 23.5 +0.5 37.0 2nd 9.8 -1.7 4.4 5th 6.8 25.8 low 26%
Whyalla Aero 23.3 -0.8 37.6 2nd 10.5 -0.3 5.4 5th 11.2 22.9 average 49%
Wudinna Aero 25.9 -0.1 37.7 2nd 7.2 -1.7 -1.9 26th 8.0 21.0 average 38%
Upper North (district 19)
Hawker 25.2 -0.6 35.0 2nd 9.6 -0.4 4.0 22nd 26.2 24.8 average 106%
Yongala 22.8 +0.8 32.9 2nd     -1.7 26th 4.4 32.8 v low 13%
Northeast (district 20)
Gluepot Reserve (Gluepot) 26.0 +0.2 38.5 2nd 7.8 -1.0 1.5 26th 7.2 24.2 average 30%
Yunta Airstrip 25.4 +0.3 37.5 2nd 8.3 -1.1 2.6 5th 22.0 23.9 average 92%
Lower North (district 21)
Clare High School 21.3 +0.2 31.0 2nd 7.8 -0.2 1.3 5th 18.0 46.3 low 39%
Port Pirie Aerodrome AWS 24.7   36.6 2nd 9.3   0.6 26th 21.2
Snowtown (Rayville Park) 24.3 -0.2 34.6 2nd 6.0 -1.2 -0.2 26th 3.0 25.7 low 12%
Yorke Peninsula (district 22A)
Edithburgh 20.9 +0.5 34.2 11th 10.9 +0.1 7.5 30th 16.4 29.1 low 56%
Kadina AWS 22.9 -1.2 33.8 11th 7.7 -0.8 1.3 17th 6.4 22.6 low 28%
Minlaton Aero 22.0 -0.6 33.3 11th 9.0 -0.4 3.7 26th 8.8 26.0 low 34%
Stenhouse Bay 19.8 -0.2 29.1 2nd 11.9 +0.2 5.6 23rd 6.0 29.5 low 20%
Kangaroo Island (district 22B)
Cape Borda 17.4 -0.7 26.8 19th 9.4 -0.7 5.6 23rd 14.8 29.0 average 51%
Cape Willoughby 18.2 +0.5 28.1 19th 11.8 +0.3 8.5 4th 11.8 40.9 v low 29%
Kingscote Aero 20.5 +0.3 31.1 19th 5.8 -1.5 -0.1 23rd 9.6 30.6 low 31%
Parndana CFS AWS 18.7 0.0 28.9 19th 7.4 -1.0 3.1 29th 15.8 34.2 low 46%
Adelaide Plains (district 23A)
Adelaide (West Terrace / ngayirdapira) 21.5 +0.1 32.4 11th 10.8 -0.4 5.0 26th 11.6 44.1 v low 26%
Adelaide Airport 20.9 -0.3 32.0 11th 10.7 -0.1 5.3 26th 13.0 35.6 low 37%
Edinburgh RAAF 22.5 +0.1 34.1 11th 10.2 +0.1 4.0 26th 8.6 37.0 low 23%
Parafield Airport 23.0 +0.9 33.7 11th 10.1 -0.1 2.6 26th 9.8 39.8 v low 25%
Roseworthy AWS 23.3 -0.4 34.4 11th 7.7 -0.1 -1.2 26th 15.8 34.0 average 46%
County Light (district 23B)
Nuriootpa PIRSA 21.4 0.0 31.6 19th 7.8 -0.5 0.4 26th 16.4 37.7 low 44%
Mount Lofty Ranges (district 23C)
Hindmarsh Island AWS 20.6 -0.4 32.2 11th 10.3 -0.6 6.0 8th 26.4 29.1 average 91%
Kuitpo Forest Reserve 18.1 -0.7 28.5 11th 8.5 -0.7 4.5 23rd 24.8 52.3 low 47%
Mount Barker 20.3 +0.7 30.4 19th 7.2 -0.1 2.3 23rd 23.2 65.5 low 35%
Mount Crawford AWS 18.3 0.0 28.5 11th 7.6 -0.9 2.8 26th 21.0 47.8 low 44%
Mount Lofty 16.1 +0.8 26.3 11th 6.8 -0.7 2.5 26th 66.2 65.6 high 101%
Noarlunga 20.9 -0.5 31.3 11th 11.2 -0.4 5.4 26th 8.2 32.0 low 26%
Parawa (Second Valley Forest AWS) 16.7 -0.2 27.1 19th 8.6 -0.4 4.9 26th 14.2 60.7 low 23%
Victor Harbor (Encounter Bay) 20.0 -0.5 31.4 11th 8.3 -0.7 4.0 2nd 28.2 39.4 average 72%
Upper Murray Valley (district 24A)
Loxton Research Centre 24.8 +0.4 36.6 20th 8.3 -0.3 2.0 23rd 14.0 26.4 average 53%
Renmark Aero 25.8 +0.4 38.0 2nd 8.3 -0.8 1.4 23rd 5.4 28.0 low 19%
Lower Murray Valley (district 24B)
Eudunda 21.1 +0.2 31.6 19th 7.9 -0.2 3.9 13th 11.2 39.7 low 28%
Meningie 21.1 +0.3 32.0 19th 8.9 -0.6 -1.0 17th 19.0 38.5 low 49%
Murray Bridge 23.8 +0.7 34.5 11th 8.9 -0.2 4.6 8th 12.1 33.2 low 36%
Murray Bridge (Pallamana Aerodrome) 23.3 -0.6 34.5 11th 7.3 -0.3 1.7 17th 6.8 21.7 low 31%
Strathalbyn Racecourse 21.4 -0.1 32.5 11th 8.1 -0.8 2.7 27th 12.2 34.5 low 35%
Murray Mallee (district 25A)
Karoonda 23.2 -0.7 35.0 20th 7.8 -0.5 2.4 18th 17.2 31.8 average 54%
Upper Southeast (district 25B)
Keith 22.0 +0.3 34.2 20th 6.5 -1.7 -0.2 26th 15.2 41.2 low 37%
Keith (Munkora) 22.1 -0.4 35.3 20th 4.9 -1.2 -3.3 26th 14.4 28.3 low 51%
Lameroo (Austin Plains) 23.0 -0.9 35.7 20th 6.4 -1.1 -0.8 26th 8.8 23.1 low 38%
Lower Southeast (district 26)
Cape Jaffa (The Limestone) 18.9 +0.2 28.0 19th 8.6 -0.6 3.0 27th 18.2 32.4 low 56%
Coonawarra 19.6 0.0 31.7 20th 6.0 -1.4 1.1 17th 23.6 45.6 low 52%
Mount Gambier Aero 19.1 +1.0 32.1 20th 6.7 -0.5 1.7 9th 43.0 60.6 average 71%
Naracoorte Aerodrome 20.7 +0.1 32.7 20th 5.7 -1.3 -1.3 27th 21.0 40.2 low 52%
Padthaway South 20.4 -0.4 32.3 20th 5.7 -2.0 -0.4 26th 26.4 39.9 average 66%
Robe 17.9 +0.2 25.5 19th 9.7 -0.6 6.3 27th 24.3 43.9 low 55%
Robe Airfield 18.3 -0.6 29.8 20th 8.2 -0.5 2.1 29th 28.8 35.1 average 82%

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.

This statement has been prepared based on information available at 11 am on Wednesday 1 November 2023. 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.


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