Australian Capital Territory in winter 2024

Rainfall

  • Rainfall was below average during June to August across the territory.
  • The wettest day was 41.8 mm at Ginninderra (Charnwood (ACT)) on the 31st of August.
  • The wettest location for the season was Mount Ginini AWS with 207.8mm for the season.

Temperature

  • Mean maximum and minimum temperatures were above average during winter across the territory.
  • Mean maximum temperature of the territory was between 0.6 °C to 1.0 °C above average during winter.
  • The warmest day was 21.4 °C at Canberra Airport on 24 August and the coldest day was -3.4 °C at Mount Ginini AWS on 28 July.
  • Minimum temperatures were between 0.2  °C to 0.6 °C above average during winter.
  • The warmest night was 10.2 °C at Canberra Airport on 28 August and the coldest night was -8.0 °C at Mount Ginini AWS on 29 July.

Canberra Airport

  • Total rainfall for Canberra Airport was 75.2 mm, which is 60% of the long-term average at the current site of 125.5 mm.
  • The mean daily maximum temperature for Canberra Airport was 14.0 °C, which is 0.6 °C above the long-term average at the current site of 13.4 °C.
  • The warmest day was 21.4 °C on 24 August, and the coolest day was on 19 June when the temperature reached 8.4 °C.
  • The mean daily minimum temperature for Canberra Airport was 1.0 °C, which is 0.2 °C above the long-term average at the current site of 0.8 °C.
  • The coldest morning was -6.2 °C on 19 June, and the warmest morning was on 28 August when the minimum temperature was 10.2 °C.

Extremes in winter 2024
Hottest day 21.4 °C at Canberra Airport on 24 Aug
Warmest days on average 14.0 °C at Canberra Airport
14.0 °C at Tuggeranong (Isabella Plains) AWS
Coolest days on average 4.4 °C at Mount Ginini AWS
Coldest day -3.4 °C at Mount Ginini AWS on 28 Jul
Coldest night -8.0 °C at Mount Ginini AWS on 29 Jul
Coolest nights on average -1.2 °C at Mount Ginini AWS
Warmest nights on average 1.3 °C at Tuggeranong (Isabella Plains) AWS
Warmest night 10.2 °C at Canberra Airport on 28 Aug
Warmest on average overall 7.6 °C at Tuggeranong (Isabella Plains) AWS
Coolest on average overall 1.6 °C at Mount Ginini AWS
Wettest overall 207.8 mm at Mount Ginini AWS
Wettest day 41.8 mm at Ginninderra (Charnwood (ACT)) on 31 Aug
Strongest wind gust 94 km/h at Mount Ginini AWS on 28 Aug




Summary statistics for winter 2024
Maximum temperatures
(°C)
Minimum temperatures
(°C)
Rainfall
(millimetres)
Mean for
winter
2024
Diff
from
average
Highest for
winter
2024
Mean for
winter
2024
Diff
from
average
Lowest for
winter
2024
Total for
winter
2024
Average
for
winter
Rank of
winter
2024
Fraction of
winter
average
Canberra Airport 14.0 +0.6 21.4 24 Aug 1.0 +0.2 -6.2 19 Jun 75.2 125.5 low 60%
Mount Ginini AWS 4.4 +1.0 12.1 15 Aug -1.2 +0.6 -8.0 29 Jul 207.8 269.9 low 77%
Tuggeranong (Isabella Plains) AWS 14.0 +0.8 20.8 24 Aug 1.3 +0.5 -6.3 19 Jun 70.2 137.1 low 51%

Notes

The Seasonal climate summary, usually published in the first week of the following month, lists the main features of the weather in Australian Capital Territory 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 4 pm on Sunday 1 September 2024. 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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