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
Lower Eyre Peninsula, South Australia
35.3365°S 136.1174°E
32m AMSL
Commenced 1957
Commenced 1957
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