Outage: Some data is not available due to a technical issue. This affects some observations and forecasts.

South Australia in January 2018: A warmer than average month

South Australia observed above to very much above average temperatures during January 2018 with both maximum and minimum temperatures ranking as tenth-highest on record (comparable records commenced in 1910). Rainfall averaged across the State was slightly below average.

Warmer than average temperatures

  • The mean maximum temperature for South Australia as a whole was 2.42 °C warmer than average which ranks as tenth-warmest on record
  • Mean maximum temperatures were above to very much above average throughout South Australia during January 2018 with some sites reporting their highest January mean daily maximum temperature on record
  • Maximum temperatures were 4 °C to 6 °C above average in the northeast of the State
  • Several sites in the north of the State reported their highest number of days with maximum temperature of 45 °C or above, breaking all-time records set in January 2013, including Moomba Airport (10 days breaking the previous record of 9 days in January 2013), Oodnadatta Airport (11 days breaking the previous record of 8 days in January 2013 and 1979), and Marree Aero (11 days breaking the previous record of 6 days in January 2013 and 2001)
  • Moomba Airport reported a mean maximum temperature of 42.0 °C, breaking the previous record for any month of 41.9 °C set during January 2013
  • A broad cloud band and cool southeasterly winds brought brought cool conditions to much of South Australia at the end of the month, with several sites reporting their coldest January day (lowest maximum temperature) on record
  • Mean minimum temperatures were above to very much above average throughout South Australia, with some sites in the south reporting their highest January mean daily minimum temperature on record
  • The mean minimum temperature for South Australia as a whole was 2.13 °C warmer than average which ranks as as tenth-warmest on record
  • Maree Aero reported a minimum temperature of 34.2 °C on the 29th breaking their annual record of 32.7 °C set on 30 December 2003
  • Cape Willoughby reported both its highest mean maximum temperature and its highest mean minimum temperature in 50 years of record

Near average rainfall

  • January rainfall was 15% below average across South Australia as a whole
  • Areas of above to very much above average rainfall was observed in much of the western half of South Australia, while the remainder was generally close to average
  • The remnants of ex-Tropical Cyclone Hilda brought rainfall to the north of the State early in the month, with Ernabella reporting 23.8 mm in the 24 hours to 9am on the 1st
  • The passage of a trough towards brought light to moderate falls to much of the State, with falls of 30 mm to 40 mm reported in central parts of the pastoral districts in the 24 hours to 9am on the 30th
  • Mount Barry reported the highest daily and monthly rainfall for South Australia during January 2018, with 45.0 mm in the 24 hours to 9am on the 30th and 58.0 mm for the month
  • A middle level cloud band brought areas of rain to central parts of South Australia, with totals reaching the 30 mm to 40 mm range in the 24 hours to 9am on the 31st in the Flinders district

Further information

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Extremes in January 2018
Hottest day 47.4 °C at Wudinna Aero on the 19th
Warmest days on average 42.0 °C at Moomba Airport
Coolest days on average 23.4 °C at Neptune Island
Coldest day 16.4 °C at Mount Lofty on the 13th
Coldest night 3.6 °C at Keith (Munkora) on the 14th
Coolest nights on average 12.3 °C at Mount Gambier Aero
Warmest nights on average 26.7 °C at Moomba Airport
Warmest night 34.2 °C at Marree Aero on the 29th
Wettest overall 58.0 mm at Mount Barry Station
Wettest day 45.0 mm at Mount Barry Station on the 30th
Strongest wind gust 98 km/h at Marree Aero on the 29th

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 January daily maximum temperature
New record
(°C)
Old
record
Years of
record
Average for
January
Woomera Aerodrome 19.1 on the 30th 19.7 on the 3rd in 1968 69 34.6
Nullarbor 17.5 on the 31st 19.0 on the 2nd in 2006 31 27.9
Coober Pedy Airport 20.4 on the 31st 20.5 on the 10th in 2015 24 36.7
Roxby Downs (Olympic Dam Aerodrome) 22.0 on the 30th 23.7 on the 9th in 2015 21 37.1
Marree Aero 23.8 on the 31st 25.5 on the 9th in 2015 20 38.7
Tarcoola Aero 18.5 on the 31st 22.0 on the 5th in 1998 20 36.7



Record highest January mean daily maximum temperature
New record
(°C)
Old
record
Years of
record
Average for
January
Cape Willoughby 23.8 23.6 in 1982 50 21.7
Edithburgh 27.9 27.3 in 2014 25 25.3
Moomba Airport 42.0 41.9 in 2013 22 38.7



Record highest January daily minimum temperature
New record
(°C)
Old
record
Years of
record
Average for
January
Marree Aero 34.2 on the 29th 32.6 on the 15th in 2006 20 23.0



Record highest January mean daily minimum temperature
New record
(°C)
Old
record
Years of
record
Average for
January
Cape Willoughby 17.6 17.4 in 1981 50 15.9
Parawa (Second Valley Forest AWS) 15.5 15.2 in 2014 23 13.7



Summary statistics for January 2018
Maximum temperatures
(°C)
Minimum temperatures
(°C)
Rainfall
(millimetres)
Mean for
January
2018
Diff
from
average
Highest for
January
2018
Mean for
January
2018
Diff
from
average
Lowest for
January
2018
Total for
January
2018
Average
for
January
Rank of
January
2018
Fraction of
January
average
Northwest (district 16)
Andamooka 38.0 +1.5 46.0 21st 23.1 +1.7 16.8 3rd 10.6 18.5 average 57%
Coober Pedy Airport 38.2 +1.5 46.1 28th 23.2 +0.9 15.5 2nd 5.4 13.1 average 41%
Ernabella (Pukatja) 35.9 +0.6 41.4 21st 21.1 0.0 15.8 3rd 37.6 27.8 average 135%
Mount Ive 35.1   45.2 19th 18.8   11.8 14th 5.8 14.8 average 39%
Roxby Downs (Olympic Dam Aerodrome) 38.3 +1.2 46.7 21st 22.5 +1.3 16.3 3rd 8.6 13.5 average 64%
Tarcoola Aero 36.9 +0.2 46.2 21st 20.1 +0.3 13.2 3rd 9.0 12.3 average 73%
Woomera Aerodrome 36.4 +1.8 46.1 28th 21.3 +1.7 14.1 14th 22.2 16.2 high 137%
Far North (district 17)
Arkaroola 37.7 +3.3 44.2 29th     14.0 31st 19.5 34.9 average 56%
Leigh Creek Airport 38.8 +3.2 45.8 21st 23.1 +2.3 15.6 14th 7.4 23.6 average 31%
Marree Aero 41.0 +2.3 47.4 22nd 24.3 +1.3 16.0 15th 28.8 18.7 high 154%
Moomba Airport 42.0 +3.3 46.9 23rd 26.7 +2.1 20.1 15th 0.8 14.9 low 5%
Oodnadatta Airport 40.7 +2.8 46.6 28th 24.5 +1.4 16.7 2nd 8.2 23.9 average 34%
Western Agricultural (district 18)
Ceduna AMO 30.4 +1.8 44.3 18th 17.2 +1.9 10.4 4th 27.8 12.5 high 222%
Cleve 29.2 +0.9 44.0 19th 17.9 +2.2 12.2 9th 23.6 16.1 high 147%
Cleve Aerodrome 29.7 +0.6 44.8 19th 17.2 +1.2 12.7 9th 18.2 16.4 high 111%
Coffin Bay (Point Avoid) 26.0   40.5 18th 17.2   13.3 4th 7.2
Cultana Training Area (Cultana (Defence) 34.1   45.9 19th 18.9   13.2 13th 7.6
Cummins Aero 31.4 +1.1 43.6 18th 16.3 +0.9 7.8 1st 5.4 16.4 average 33%
Elliston 26.7 +0.9 41.4 18th 17.3 +1.5 12.5 9th 4.4 10.7 average 41%
Kimba 32.8 +1.3 45.0 19th 16.9 +1.1 11.0 2nd 19.8 17.6 average 113%
Kyancutta 34.4 +1.4 47.3 19th 16.6 +2.2 7.4 3rd 19.0 14.6 high 130%
Minnipa Pirsa 33.4 +0.3 45.8 19th 17.2 +1.2 9.9 3rd 17.8 11.5 high 155%
Neptune Island 23.4 +1.3 33.2 18th 17.8 +1.6 14.9 2nd 3.4 13.2 average 26%
North Shields (Port Lincoln AWS) 27.7 +1.6 43.3 18th 16.7 +0.9 12.9 1st 4.6 16.0 low 29%
Nullarbor 28.8 +0.9 45.2 18th 17.2 +1.3 10.4 4th 42.4 12.3 v high 345%
Port Augusta Aero 34.7 +0.5 46.5 19th 20.1 +0.6 15.2 13th 1.0 13.4 low 7%
Streaky Bay 30.8 +1.5 43.2 18th 18.1 +2.0 12.4 3rd 21.5 11.0 high 195%
Whyalla Aero 31.5 +1.3 46.4 19th 18.9 +1.2 14.0 13th 17.6 17.5 high 101%
Wudinna Aero 34.1 +0.7 47.4 19th 16.4 +0.8 7.9 3rd 21.6 15.1 average 143%
Upper North (district 19)
Hawker 36.6 +2.3 45.0 28th 20.5 +2.4 12.0 14th 11.8 20.1 average 59%
Northeast (district 20)
Gluepot Reserve (Gluepot) 34.7 +0.9 46.0 19th 15.5 -0.4 9.3 3rd 9.2 19.4 average 47%
Yunta Airstrip 35.6 +1.8 44.2 6th 17.6 +1.1 11.8 14th 25.8 22.3 average 116%
Lower North (district 21)
Clare High School 31.7 +1.5 42.5 28th 16.0 +1.1 9.5 14th 12.2 23.6 average 52%
Port Pirie Aerodrome AWS 33.9   45.7 6th 18.0   10.1 3rd 10.2
Snowtown (Rayville Park) 33.6 +0.8 45.3 19th 15.3 +0.8 9.8 4th 15.4 17.0 average 91%
Yorke Peninsula (district 22A)
Edithburgh 27.9 +2.6 43.2 6th 18.0 +1.3 13.9 13th 4.0 13.3 low 30%
Kadina AWS 32.5 +0.4 45.2 19th 16.7 +1.0 10.4 1st 13.8 15.2 average 91%
Minlaton Aero 31.2 +1.7 42.8 18th 16.3 +1.0 10.3 14th 4.0 14.5 low 28%
Stenhouse Bay 26.4 +1.3 43.6 18th 17.8 +1.1 14.1 4th 2.4 14.6 low 16%
Warooka 28.6 +1.4 43.2 18th 17.4 +1.9 12.6 9th 6.8 14.4 average 47%
Kangaroo Island (district 22B)
Cape Borda 26.2 +1.6 36.4 28th 15.4 +1.0 10.4 10th 3.4 16.0 low 21%
Cape Willoughby 23.8 +2.1 39.3 28th 17.6 +1.7 15.0 2nd 3.8 18.5 low 21%
Kingscote Aero 28.0 +1.4 41.8 18th 14.4 +1.1 7.7 5th 4.8 15.3 low 31%
Parndana Cfs AWS 28.1   41.6 28th 14.1   8.6 10th 4.2
Adelaide Plains (district 23A)
Adelaide (Kent Town) 32.6 +3.2 44.1 28th 18.8 +1.6 13.4 4th 7.2 20.6 low 35%
Adelaide (West Terrace / ngayirdapira) 31.5 +3.0 42.3 6th 18.1 +1.6 12.6 4th 6.8 19.9 average 34%
Adelaide Airport 30.3 +2.2 41.4 6th 18.2 +2.1 12.7 4th 8.8 18.0 average 49%
Edinburgh RAAF 32.1 +2.1 44.2 19th 17.6 +1.1 12.2 4th 10.8 21.7 average 50%
Parafield Airport 32.8 +3.1 44.1 28th 17.8 +1.4 12.2 4th 7.8 21.3 low 37%
Roseworthy AWS 33.4 +1.6 45.8 19th 15.7 +0.8 8.6 9th 12.2 18.1 average 67%
County Light (district 23B)
Nuriootpa Pirsa 31.5 +1.5 43.1 19th 15.1 +0.5 6.6 9th 14.2 17.5 average 81%
Rosedale (Turretfield Research Centre) 33.0 +2.5 44.8 19th 16.3 +1.1 8.6 9th 15.8 19.0 average 83%
Mount Lofty Ranges (district 23C)
Hindmarsh Island AWS 27.2 +1.8 42.7 18th 17.2 +1.1 11.4 10th 7.4 17.6 low 42%
Kuitpo Forest Reserve 27.6 +1.5 40.0 28th 15.1 +0.9 11.0 14th 15.0 27.0 low 56%
Mount Barker 29.2 +2.0 42.1 28th 14.2 +2.3 10.2 10th 19.4 26.0 average 75%
Mount Crawford AWS 29.2 +1.7 40.7 28th 15.1 +1.1 9.2 31st 18.0 24.1 average 75%
Mount Lofty 26.9 +5.0 37.9 28th 14.2 +2.0 8.2 31st 20.6
Noarlunga 30.0 +1.3 41.3 18th 18.4 +1.3 13.4 14th 4.8 17.4 v low 28%
Parawa (Second Valley Forest AWS) 25.3 +1.7 38.9 18th 15.5 +1.8 11.9 10th 18.4 28.4 average 65%
Victor Harbor (Encounter Bay) 26.7 +1.7 42.3 18th 15.8 +1.1 10.0 5th 8.6 21.2 low 41%
Upper Murray Valley (district 24A)
Loxton Research Centre 34.8 +2.9 45.1 28th 15.9 +1.2 10.8 14th 3.6 19.2 low 19%
Renmark Aero 35.7 +2.1 46.5 6th 16.9 +0.5 11.3 14th 9.8 19.9 average 49%
Lower Murray Valley (district 24B)
Eudunda 31.9 +2.6 42.7 19th 15.9 +1.9 9.8 14th 14.4 22.3 average 65%
Meningie 27.5 +1.4 42.5 18th 14.9 +0.8 10.2 10th 14.0 18.7 average 75%
Murray Bridge (Pallamana Aerodrome) 31.3 +0.7 45.3 19th 15.0 +0.6 9.8 4th 8.6 13.7 low 63%
Strathalbyn Racecourse 29.4 +1.5 42.9 28th 16.0 +1.3 9.2 10th 10.6 17.2 low 62%
Murray Mallee (district 25A)
Karoonda     46.3 19th 15.3 +0.9 10.8 4th 7.8 18.1 average 43%
Upper Southeast (district 25B)
Keith 32.0 +1.9 44.5 19th 13.8 +0.6 6.8 14th 10.5 19.5 average 54%
Keith (Munkora) 33.0 +2.2 45.4 19th 12.5 +0.2 3.6 14th 8.6 23.0 low 37%
Lameroo (Austin Plains) 33.8 +1.7 46.0 19th 13.8 -0.5 6.5 14th 5.8 28.8 low 20%
Lower Southeast (district 26)
Cape Jaffa (The Limestone) 25.9 +1.2 39.8 28th 14.9 +1.2 9.9 16th 15.8 18.8 average 84%
Coonawarra 29.8 +2.5 42.0 19th 12.6 +1.0 6.2 14th 14.8 28.9 average 51%
Mount Gambier Aero 28.2 +2.9 42.3 6th 12.3 +1.1 7.1 10th 17.6 27.3 average 64%
Naracoorte Aerodrome 31.2 +1.5 44.0 19th 12.7 +1.1 6.1 10th 8.8 24.0 average 37%
Padthaway South 31.1 +2.0 42.5 28th 13.0 +0.5 6.7 14th 21.4 24.4 average 88%
Robe Airfield 25.6 +1.2 38.5 28th 14.1 +1.3 6.9 4th 9.6 21.7 average 44%

Notes

The Monthly climate summary, generally published on the first working day of each 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 11 am on Thursday 1 February 2018. 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.

Further information

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Enquiries

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