Merriwa Climate
Merriwa Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
31.9 | 30.1 | 27.7 | 23.8 | 19.8 | 16.3 | 16.2 | 17.9 | 21.8 | 25.5 | 28.4 | 29.9 | 24.1 |
| Mean Min (°C) |
17.0 | 15.8 | 13.7 | 9.6 | 5.3 | 4.0 | 2.2 | 2.7 | 5.3 | 8.5 | 12.4 | 14.7 | 9.2 |
| Mean Rain (mm) |
77.4 | 60.0 | 55.2 | 34.2 | 37.7 | 38.8 | 35.0 | 32.5 | 38.4 | 49.8 | 57.3 | 72.5 | 586.5 |
| Median Rain (mm) |
58.0 | 51.5 | 33.2 | 17.6 | 32.1 | 25.0 | 30.8 | 21.4 | 33.5 | 47.2 | 55.8 | 51.9 | 590.6 |
| Mean Rain Days |
7.7 | 6.1 | 6.0 | 4.8 | 6.2 | 7.2 | 7.0 | 6.3 | 6.4 | 6.7 | 7.5 | 7.4 | 79.3 |
Merriwa Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
43.8 | 45.4 | 37.4 | 33.2 | 28.8 | 23.1 | 24.7 | 28.0 | 34.3 | 37.4 | 43.0 | 43.7 | 45.4 |
| Low Max (°C) |
19.1 | 16.7 | 18.2 | 14.4 | 12.1 | 8.8 | 9.3 | 9.4 | 12.0 | 11.1 | 14.6 | 16.9 | 8.8 |
| High Min (°C) |
27.1 | 29.2 | 20.5 | 17.8 | 15.0 | 12.7 | 13.7 | 13.7 | 18.8 | 23.3 | 22.9 | 24.6 | 29.2 |
| Low Min (°C) |
5.4 | 6.9 | 3.0 | -2.9 | -3.8 | -5.8 | -5.5 | -4.5 | -3.7 | -0.2 | 2.5 | 4.5 | -5.8 |
| High Rain (mm) |
85.0 | 110.4 | 90.6 | 73.6 | 45.2 | 117.0 | 54.4 | 38.0 | 44.4 | 63.4 | 44.6 | 92.4 | 117.0 |
Merriwa Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
35.4 | 35.1 | 29.8 | 27.1 | 20.9 | 17.3 | 17.9 | 20.9 | 24.9 | 28.1 | 32.4 | 34.2 | 26.1 |
| Low Mn. Max (°C) |
28.3 | 26.3 | 24.6 | 21.9 | 18.2 | 15.0 | 14.3 | 15.6 | 18.8 | 22.1 | 24.8 | 24.5 | 22.6 |
| High Mn. Min (°C) |
20.5 | 17.4 | 15.5 | 11.3 | 7.6 | 6.5 | 4.2 | 5.4 | 6.4 | 10.6 | 14.9 | 16.5 | 10.0 |
| Low Mn. Min (°C) |
15.1 | 14.4 | 11.4 | 7.0 | 2.8 | 2.6 | -0.3 | 1.4 | 3.8 | 6.5 | 9.9 | 11.8 | 8.3 |
| High Rain (mm) |
208.6 | 240.0 | 208.6 | 161.4 | 126.0 | 284.2 | 139.8 | 109.8 | 121.6 | 155.0 | 160.2 | 219.2 | 947.2 |
| Low Rain (mm) |
10.2 | 2.0 | 0.0 | 0.0 | 0.0 | 0.8 | 1.3 | 0.0 | 0.0 | 1.8 | 0.0 | 2.5 | 291.4 |
Merriwa Annual Temperatures & Rainfall
MERRIWA (ROSCOMMON)
Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall
Merriwa Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40.0°C |
1.5 | 0.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 0.8 | 3.5 |
| ≥ 35.0°C |
9.8 | 4.5 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 3.2 | 5.6 | 25.7 |
| ≥ 30.0°C |
19.5 | 13.6 | 8.6 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.9 | 5.9 | 10.8 | 15.0 | 76.6 |
| ≤ 2.0°C |
0.0 | 0.0 | 0.0 | 0.5 | 5.8 | 9.6 | 15.2 | 14.4 | 6.6 | 1.6 | 0.0 | 0.0 | 54.8 |
| ≤ 0.0°C |
0.0 | 0.0 | 0.0 | 0.1 | 2.0 | 5.8 | 9.9 | 7.7 | 2.1 | 0.1 | 0.0 | 0.0 | 28.4 |
Merriwa 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
36.2 | 33.1 | 30.7 | 26.8 | 22.4 | 18.5 | 18.1 | 22.4 | 25.8 | 29.8 | 33.6 | 33.8 | 30.5 |
| Low Max |
25.4 | 24.6 | 23.6 | 20.1 | 16.3 | 14.2 | 13.3 | 14.2 | 16.9 | 19.4 | 22.0 | 23.1 | 16.3 |
| High Min |
19.4 | 18.9 | 16.6 | 12.9 | 8.7 | 9.7 | 6.5 | 6.9 | 9.5 | 12.5 | 16.4 | 17.6 | 16.4 |
| Low Min |
13.2 | 11.9 | 9.6 | 4.9 | 0.5 | -0.6 | -1.8 | -1.2 | 1.3 | 3.4 | 8.8 | 10.2 | 2.0 |
Merriwa Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13.0 |
| Earliest Entry |
2008 | 2008 | 2008 | 2008 | 2008 | 2008 | 2008 | 2007 | 2007 | 2007 | 2007 | 2007 | 2007 |
| Latest Entry |
2021 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2021 |
| Years of Maxima |
13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13.0 |
| Earliest Entry |
2008 | 2008 | 2008 | 2008 | 2008 | 2008 | 2008 | 2007 | 2007 | 2007 | 2007 | 2007 | 2007 |
| Latest Entry |
2021 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2021 |
| Years of Rainfall |
51 | 50 | 51 | 51 | 50 | 52 | 52 | 52 | 51 | 51 | 52 | 51 | 51.0 |
| Earliest Entry |
1970 | 1970 | 1970 | 1970 | 1970 | 1969 | 1969 | 1969 | 1970 | 1970 | 1969 | 1970 | 1969 |
| Latest Entry |
2021 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2020 | 2021 |
Station Details
MERRIWA (ROSCOMMON)
Hunter, New South Wales/ACT
Hunter, New South Wales/ACT
32.1852°S 150.1737°E
375m AMSL
Commenced 1969
Commenced 1969
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