Adelaide December Weather

Averages and records for weather in Adelaide, South Australia in the month of December.
Typical Adelaide December Weather
1991–2020
Average daily high 26.3 °C
Average daily low 15.2 °C
Average monthly precipitation 2.5 cm
Daily chance of precipitation 21.5%
Adelaide December Weather Records
1839–2023
Highest temperature 44.2 °C December 31, 1904
Lowest temperature 5.9 °C December 1, 1968
Highest daily low 31.9 °C December 20, 2019
Lowest daily high 15.4 °C December 3, 1955
Hottest average high temperature 31.6 °C 1898
Coldest average high temperature 21.1 °C 1964
Most daily precipitation 6.2 cm December 23, 1913
Most monthly precipitation 10.1 cm 1861
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°C) Record (°C)
High Low High Low
December 1 25.6 14.5 42.4 5.9
December 2 25.6 14.6 38.2 7.2
December 3 25.6 14.6 38.1 6.8
December 4 25.6 14.6 38.2 6.9
December 5 25.8 14.7 42.7 7.6
December 6 25.9 14.8 40.3 7.7
December 7 26.0 14.9 40.7 7.6
December 8 26.0 15.0 39.8 7.0
December 9 26.1 15.0 42.3 7.6
December 10 26.0 15.0 42.0 7.2
December 11 26.0 15.0 40.8 7.9
December 12 26.0 15.0 40.7 7.2
December 13 26.1 15.0 42.1 7.4
December 14 26.1 15.1 38.3 8.9
December 15 26.2 15.1 38.4 7.3
December 16 26.3 15.2 42.1 8.8
December 17 26.5 15.3 41.4 7.8
December 18 26.6 15.3 42.4 8.0
December 19 26.7 15.4 43.9 7.2
December 20 26.9 15.5 42.2 7.8
December 21 27.0 15.6 41.2 8.4
December 22 27.0 15.6 41.8 7.7
December 23 27.1 15.7 42.1 7.4
December 24 27.2 15.7 42.1 8.9
December 25 27.2 15.8 42.1 8.4
December 26 27.3 15.8 39.7 8.9
December 27 27.5 15.9 40.9 10.2
December 28 27.6 15.9 42.6 9.4
December 29 27.7 16.0 43.9 8.4
December 30 27.8 16.1 42.4 9.0
December 31 27.9 16.2 44.2 8.7
Weather Station Details
Years Station Coordinates
1956–2023 Adelaide Airport location
1839–1955 Adelaide West Terrace location