Shannon Climate
Shannon Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
26.5 | 26.7 | 24.8 | 21.4 | 18.3 | 15.7 | 14.8 | 15.4 | 16.4 | 18.8 | 22.2 | 24.3 | 20.5 |
| Mean Min (°C) |
12.8 | 13.5 | 12.5 | 10.8 | 9.0 | 7.6 | 6.5 | 6.9 | 7.2 | 8.3 | 10.1 | 11.2 | 9.7 |
| Mean Rain (mm) |
18.1 | 18.4 | 34.6 | 70.5 | 130.3 | 163.7 | 177.0 | 150.3 | 127.4 | 76.7 | 50.6 | 31.0 | 1041.9 |
| Median Rain (mm) |
10.8 | 10.8 | 19.4 | 43.4 | 116.4 | 150.6 | 143.6 | 150.9 | 132.8 | 63.2 | 45.4 | 15.5 | 994.4 |
| Mean Rain Days |
7.5 | 7.1 | 9.3 | 14.5 | 19.2 | 19.5 | 22.8 | 20.2 | 18.6 | 17.6 | 12.8 | 9.8 | 154.4 |
Shannon Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
41.0 | 39.0 | 41.0 | 33.1 | 29.0 | 22.0 | 21.0 | 24.8 | 28.0 | 30.3 | 38.0 | 41.0 | 41.0 |
| Low Max (°C) |
15.7 | 16.3 | 11.0 | 13.0 | 9.6 | 8.8 | 9.7 | 8.0 | 10.0 | 11.0 | 13.0 | 15.0 | 8.0 |
| High Min (°C) |
21.0 | 24.0 | 23.0 | 19.0 | 19.0 | 14.0 | 13.9 | 13.8 | 15.5 | 16.5 | 20.0 | 21.0 | 24.0 |
| Low Min (°C) |
4.0 | 6.0 | 3.0 | 2.0 | 0.0 | -2.0 | -1.0 | 0.0 | 0.7 | 1.0 | 1.0 | 3.0 | -2.0 |
| High Rain (mm) |
27.0 | 31.0 | 35.0 | 62.0 | 80.0 | 46.0 | 47.0 | 36.0 | 38.0 | 50.0 | 32.0 | 42.6 | 80.0 |
Shannon Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
27.9 | 28.3 | 26.9 | 24.6 | 19.9 | 16.6 | 16.0 | 17.5 | 17.8 | 22.1 | 24.5 | 26.9 | 21.1 |
| Low Mn. Max (°C) |
24.1 | 24.9 | 22.1 | 18.6 | 16.4 | 14.6 | 13.7 | 14.0 | 14.3 | 16.4 | 18.7 | 20.9 | 19.3 |
| High Mn. Min (°C) |
15.4 | 15.4 | 14.7 | 12.1 | 11.6 | 9.1 | 7.7 | 8.3 | 8.3 | 10.3 | 12.2 | 13.2 | 10.4 |
| Low Mn. Min (°C) |
11.4 | 11.9 | 10.9 | 8.6 | 7.5 | 5.0 | 5.1 | 5.3 | 5.7 | 6.8 | 8.4 | 9.5 | 9.1 |
| High Rain (mm) |
70.0 | 46.4 | 100.8 | 183.0 | 208.6 | 269.0 | 278.8 | 223.2 | 203.4 | 132.6 | 151.4 | 83.2 | 1357.4 |
| Low Rain (mm) |
3.2 | 2.8 | 1.0 | 7.6 | 66.8 | 70.2 | 68.6 | 31.4 | 2.4 | 34.0 | 12.4 | 5.0 | 520.6 |
Shannon Annual Temperatures & Rainfall
SHANNON
Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall
Shannon Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40.0°C |
0.2 | 0.0 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.4 |
| ≥ 35.0°C |
1.7 | 1.8 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 1.1 | 5.3 |
| ≥ 30.0°C |
7.6 | 7.7 | 4.8 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 2.4 | 4.6 | 24.3 |
| ≤ 2.0°C |
0.0 | 0.0 | 0.0 | 0.1 | 0.2 | 1.1 | 2.4 | 1.2 | 0.9 | 0.2 | 0.1 | 0.0 | 5.3 |
| ≤ 0.0°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.2 | 0.5 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.7 |
Shannon 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
32.0 | 33.0 | 30.9 | 26.0 | 21.3 | 18.0 | 17.0 | 18.0 | 19.0 | 22.0 | 27.0 | 30.6 | 27.0 |
| Low Max |
21.0 | 21.4 | 19.0 | 17.0 | 15.0 | 13.0 | 13.0 | 13.0 | 13.2 | 15.0 | 17.4 | 19.0 | 15.0 |
| High Min |
16.0 | 17.0 | 16.0 | 14.0 | 13.0 | 10.5 | 9.0 | 10.0 | 10.0 | 11.0 | 13.0 | 15.0 | 14.0 |
| Low Min |
9.0 | 9.3 | 9.0 | 7.0 | 6.0 | 4.0 | 3.0 | 4.0 | 4.0 | 5.0 | 6.0 | 8.0 | 5.0 |
Shannon Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
17 | 18 | 19 | 18 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 17.7 |
| Earliest Entry |
1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1996 | 1996 |
| Latest Entry |
2017 | 2017 | 2017 | 2017 | 2017 | 2016 | 2016 | 2016 | 2016 | 2016 | 2016 | 2016 | 2017 |
| Years of Maxima |
17 | 18 | 19 | 18 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 17.7 |
| Earliest Entry |
1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1996 | 1996 |
| Latest Entry |
2017 | 2017 | 2017 | 2017 | 2017 | 2016 | 2016 | 2016 | 2016 | 2016 | 2016 | 2016 | 2017 |
| Years of Rainfall |
17 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 17.7 |
| Earliest Entry |
1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1997 | 1996 | 1996 |
| Latest Entry |
2017 | 2017 | 2017 | 2017 | 2017 | 2016 | 2016 | 2016 | 2016 | 2016 | 2016 | 2016 | 2017 |
Station Details
SHANNON
Southwest, Western Australia
Southwest, Western Australia
34.5683°S 116.3367°E
210m AMSL
Commenced 1996
Commenced 1996
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Weather News
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