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Neptune Island Climate

Neptune Island Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
22.1 22.3 21.1 19.5 17.8 16.0 15.3 15.4 16.2 17.6 19.2 20.6 18.6
Mean Min (°C)
16.2 16.6 16.0 15.0 13.8 12.3 11.3 11.2 11.6 12.4 13.6 14.9 13.8
Mean Rain (mm)
14.5 14.3 19.0 31.5 53.4 71.6 75.7 62.9 47.8 27.0 18.2 17.4 450.7
Median Rain (mm)
7.6 5.4 13.0 24.8 47.4 60.1 67.2 65.6 42.8 19.7 15.4 14.6 424.6
Mean Rain Days
4.8 4.3 6.9 9.9 15.3 17.3 18.2 17.8 14.0 9.9 6.9 6.8 121.8

Neptune Island Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
36.9 36.8 34.6 29.4 24.0 21.7 22.5 25.9 27.6 28.8 33.7 35.1 36.9
Low Max (°C)
15.0 16.6 15.5 14.4 12.5 10.3 10.4 10.6 11.7 12.4 13.2 15.0 10.3
High Min (°C)
23.3 23.2 22.2 20.5 19.7 17.8 16.0 15.7 17.0 18.0 20.7 21.5 23.3
Low Min (°C)
9.4 8.9 9.0 6.1 6.7 6.4 5.0 4.4 4.5 6.1 7.2 8.2 4.4
High Rain (mm)
129.5 48.4 60.8 41.0 32.8 44.8 43.8 30.2 65.4 36.0 63.8 22.8 129.5

Neptune Island Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
23.9 24.7 23.4 21.1 19.2 17.2 16.5 16.8 17.9 19.3 22.5 23.9 19.7
Low Mn. Max (°C)
19.6 19.4 19.6 17.7 16.6 14.8 14.2 13.5 14.3 15.9 16.8 18.1 17.6
High Mn. Min (°C)
17.9 18.6 18.3 16.6 15.3 13.8 12.5 12.7 13.9 13.6 16.0 16.7 14.8
Low Mn. Min (°C)
14.2 14.8 13.9 13.8 12.4 11.3 10.2 9.8 10.0 10.7 12.4 13.1 13.1
High Rain (mm)
144.2 74.1 87.8 151.4 104.7 154.8 146.4 131.2 143.4 84.6 74.0 68.2 642.9
Low Rain (mm)
0.0 0.0 0.0 1.4 14.2 19.3 28.4 18.8 10.4 0.0 0.6 1.0 294.8

Neptune Island Annual Temperatures & Rainfall

NEPTUNE ISLAND

Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall

Neptune Island Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
≥ 35.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1
≥ 30.0°C
0.8 0.7 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.3 2.1
≤ 2.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
≤ 0.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

Neptune Island 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
24.8 25.0 23.6 21.5 19.5 17.5 16.9 17.0 18.0 20.0 21.8 23.3 22.0
Low Max
19.4 19.5 18.9 17.3 15.9 14.5 13.7 13.5 14.1 15.0 16.7 17.8 15.0
High Min
18.0 18.4 17.8 16.7 15.5 13.9 12.9 12.8 13.3 14.0 15.4 16.7 16.5
Low Min
14.4 15.0 14.2 13.3 12.0 10.6 9.8 9.5 9.8 10.6 11.7 13.0 11.0

Neptune Island Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
54 56 55 54 54 53 52 52 52 51 51 52 52.9
Earliest Entry
1962 1962 1962 1962 1962 1962 1962 1962 1962 1962 1962 1962 1962
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
54 55 55 54 56 54 54 53 54 53 54 53 54.1
Earliest Entry
1962 1962 1962 1962 1962 1962 1962 1962 1962 1962 1962 1962 1962
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
51 51 51 50 51 50 49 51 50 50 51 51 50.4
Earliest Entry
1958 1958 1958 1958 1958 1958 1958 1958 1958 1958 1957 1957 1957
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

NEPTUNE ISLAND
Lower Eyre Peninsula, South Australia
35.3365°S 136.1174°E 32m AMSL
Commenced 1957
Display Your Local Weather

Weather News

Will a tropical cyclone take your name this season?

12:10 EDT

The official start of Australia's tropical cyclone season is now less than a fortnight away.

Roads remain cut, homes evacuated as floodwaters rise in southern Queensland

12:03 EDT

Torrential rain has severely damaged local roads and wiped out crops in Queensland's North Burnett region, as community leaders call for immediate action by the State Government.

Specialist divers join search for trawler crewmen as focus to soon shift to recovery

11:16 EDT

The man who is thought to be the sole survivor of a trawler capsize off the central Queensland coast will be reunited with family when he arrives in Gladstone today.