Merriwa Climate

Merriwa Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
31.7 30.0 27.5 23.7 19.8 16.3 16.2 18.0 21.8 25.5 28.4 29.9 24.1
Mean Min (°C)
16.9 15.8 13.7 9.4 5.2 4.0 2.2 2.7 5.2 8.5 12.4 14.7 9.2
Mean Rain (mm)
76.8 60.2 57.4 33.7 37.4 39.2 35.2 32.3 38.3 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
7.8 6.2 6.2 4.8 6.3 7.3 7.1 6.3 6.3 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 17.4 14.4 12.1 7.4 9.3 9.4 12.0 11.1 14.6 16.9 7.4
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 -5.7 -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)
14.7 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
1.4 0.6 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
9.4 4.1 1.1 0.0 0.0 0.0 0.0 0.0 0.0 0.6 3.2 5.6 25.7
≥ 30.0°C
19.0 13.2 8.4 1.2 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 0.6 5.9 9.6 15.2 14.3 6.8 1.6 0.0 0.0 54.8
≤ 0.0°C
0.0 0.0 0.0 0.1 2.4 5.8 9.9 7.6 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
14 14 14 14 14 14 14 15 15 14 14 14 13.0
Earliest Entry
2008 2008 2008 2008 2008 2008 2008 2007 2007 2007 2007 2007 2007
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2021
Years of Maxima
14 14 14 14 14 14 14 15 15 14 14 14 13.0
Earliest Entry
2008 2008 2008 2008 2008 2008 2008 2007 2007 2007 2007 2007 2007
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2021
Years of Rainfall
52 51 52 52 51 53 53 53 52 51 52 51 51.0
Earliest Entry
1970 1970 1970 1970 1970 1969 1969 1969 1970 1970 1969 1970 1969
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2021

Station Details

MERRIWA (ROSCOMMON)
Hunter, New South Wales/ACT
32.1852°S 150.1737°E 375m AMSL
Commenced 1969
Display Your Local Weather

Weather News

Promising signs of SA dry spell coming to an end

17:13 EDT

Much of South Australia has had little or no rain during the past week or so, making some farmers nervous, but they shouldn't have to wait too much longer.

Skies spark over northwestern Queensland

14:15 EDT

Slow-moving storms have brought very heavy rain to parts of northwestern Queensland this morning, with one location receiving four months' worth of rain in just five hours.

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