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Grenfell Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
32.1 | 31.1 | 27.9 | 23.0 | 17.9 | 14.2 | 13.3 | 15.0 | 18.4 | 22.7 | 26.5 | 29.8 | 22.7 |
| Mean Min (°C) |
16.9 | 16.5 | 13.8 | 9.6 | 6.3 | 4.1 | 3.2 | 4.1 | 6.1 | 9.1 | 12.0 | 14.5 | 9.6 |
| Mean Rain (mm) |
52.9 | 48.0 | 49.2 | 47.0 | 49.3 | 58.6 | 56.1 | 55.1 | 49.2 | 55.0 | 52.2 | 55.4 | 626.0 |
| Median Rain (mm) |
36.0 | 29.3 | 30.2 | 33.1 | 39.8 | 47.6 | 49.1 | 50.6 | 40.8 | 47.7 | 35.0 | 39.6 | 585.1 |
| Mean Rain Days |
5.7 | 4.8 | 5.3 | 5.5 | 7.4 | 10.1 | 11.1 | 10.2 | 8.1 | 7.8 | 6.5 | 5.8 | 88.2 |
Grenfell Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
44.0 | 43.8 | 38.9 | 35.3 | 26.5 | 23.3 | 22.5 | 26.5 | 32.5 | 35.6 | 42.1 | 44.0 | 44.0 |
| Low Max (°C) |
16.6 | 16.5 | 14.8 | 8.8 | 5.7 | 6.5 | 2.8 | 4.4 | 8.3 | 9.4 | 10.1 | 14.4 | 2.8 |
| High Min (°C) |
30.1 | 32.1 | 26.1 | 20.5 | 17.2 | 14.8 | 14.0 | 15.0 | 19.2 | 21.0 | 27.8 | 28.2 | 32.1 |
| Low Min (°C) |
6.0 | 4.9 | 2.8 | 0.0 | -2.5 | -6.5 | -5.0 | -4.2 | -2.7 | -1.1 | 1.2 | 3.5 | -6.5 |
| High Rain (mm) |
110.7 | 88.4 | 108.7 | 81.3 | 80.0 | 94.2 | 85.0 | 73.2 | 58.9 | 56.9 | 85.6 | 105.4 | 110.7 |
Grenfell Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
36.4 | 35.9 | 31.5 | 27.8 | 20.6 | 17.0 | 15.7 | 20.1 | 22.1 | 27.6 | 32.4 | 33.6 | 24.1 |
| Low Mn. Max (°C) |
26.9 | 27.0 | 24.3 | 20.1 | 13.1 | 12.2 | 10.6 | 12.8 | 14.7 | 18.4 | 21.9 | 25.7 | 21.1 |
| High Mn. Min (°C) |
21.3 | 19.7 | 16.5 | 13.2 | 10.1 | 7.3 | 5.9 | 6.4 | 8.7 | 11.5 | 16.8 | 16.9 | 11.5 |
| Low Mn. Min (°C) |
12.6 | 13.4 | 10.9 | 6.1 | 2.6 | 0.5 | 0.6 | 0.8 | 3.5 | 6.5 | 9.1 | 10.8 | 8.0 |
| High Rain (mm) |
289.8 | 223.9 | 236.4 | 344.4 | 200.9 | 176.2 | 189.8 | 144.6 | 233.8 | 180.2 | 230.4 | 239.1 | 1104.1 |
| Low Rain (mm) |
0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.2 | 2.0 | 0.0 | 1.5 | 0.0 | 0.0 | 0.0 | 233.3 |
Grenfell Annual Temperatures & Rainfall
Grenfell Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40°C |
1.1 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.3 | 2.0 |
| ≥ 35°C |
8.7 | 5.2 | 1.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.8 | 4.1 | 21.5 |
| ≥ 30°C |
20.9 | 17.0 | 9.4 | 0.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 2.1 | 7.1 | 15.5 | 72.3 |
| ≤ 2°C |
0.0 | 0.0 | 0.0 | 0.5 | 4.2 | 9.2 | 11.6 | 9.0 | 4.2 | 0.7 | 0.0 | 0.0 | 39.9 |
| ≤ 0°C |
0.0 | 0.0 | 0.0 | 0.1 | 1.1 | 3.7 | 6.0 | 3.5 | 1.1 | 0.1 | 0.0 | 0.0 | 15.9 |
Grenfell 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
37.0 | 35.7 | 32.0 | 27.2 | 21.9 | 17.5 | 16.4 | 18.5 | 22.6 | 27.8 | 31.8 | 34.9 | 31.7 |
| Low Max |
27.0 | 26.4 | 23.3 | 19.0 | 14.4 | 11.0 | 10.0 | 11.5 | 14.1 | 17.5 | 20.9 | 24.7 | 13.9 |
| High Min |
21.0 | 20.6 | 17.8 | 14.1 | 11.0 | 8.0 | 7.0 | 7.8 | 10.6 | 14.1 | 17.0 | 19.3 | 16.8 |
| Low Min |
12.2 | 13.0 | 9.8 | 5.7 | 3.0 | 0.6 | 0.0 | 0.8 | 2.5 | 5.0 | 7.4 | 10.0 | 3.2 |
Grenfell Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
50 | 48 | 48 | 48 | 47 | 48 | 49 | 50 | 49 | 49 | 47 | 50 | 46.0 |
| Earliest Entry |
1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2023 | 2023 | 2023 | 2023 | 2023 | 2024 |
| Years of Maxima |
49 | 50 | 50 | 48 | 48 | 49 | 51 | 49 | 51 | 49 | 51 | 49 | 48.0 |
| Earliest Entry |
1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 | 1965 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2023 | 2023 | 2023 | 2023 | 2023 | 2024 |
| Years of Rainfall |
138 | 137 | 136 | 137 | 136 | 135 | 135 | 135 | 135 | 135 | 136 | 136 | 135.0 |
| Earliest Entry |
1886 | 1886 | 1886 | 1886 | 1886 | 1886 | 1886 | 1886 | 1886 | 1886 | 1885 | 1885 | 1885 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2023 | 2023 | 2023 | 2023 | 2023 | 2024 |
Station Details
GRENFELL (MANGANESE RD)
CW Slopes & Plains, New South Wales/ACT
CW Slopes & Plains, New South Wales/ACT
33.8934°S 148.1523°E
390m AMSL
Commenced 1885
Commenced 1885
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Destructive winds possible for western WA (including Perth)
16:38 AEST This weekend, western WA is bracing for severe storms with heavy rain and potentially destructive winds expected as a significant trough and cold front sweep through the region from late Saturday to Sunday morning. As Saturday progresses, the skies will darken and the winds will intensify, heralding the arrival of this powerful weather system.
- 14:56 AEST Winter starts chilly
- 12:06 AEST Wet weekend ahead for eastern Australia
- 11:09 AEST 146 km/h winds at the top of Australia
- 10:20 AEST Another strong front to soak WA
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