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Gunnedah Climate

Gunnedah Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
32.0 31.2 29.1 25.2 20.4 16.9 16.1 17.9 21.5 25.2 28.5 31.1 24.6
Mean Min (°C)
18.9 18.7 16.7 12.8 8.8 6.1 4.8 5.8 8.6 12.2 15.1 17.5 12.1
Mean Rain (mm)
83.7 71.3 43.4 38.6 43.9 41.3 42.2 35.6 41.3 57.2 67.5 71.3 637.5
Median Rain (mm)
69.8 63.2 35.5 24.7 37.3 35.7 30.0 31.1 32.3 55.4 64.6 59.4 644.3
Mean Rain Days
7.1 6.3 5.0 4.6 5.5 6.6 6.3 6.2 5.9 7.4 7.3 7.8 75.5

Gunnedah Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
45.9 45.6 41.5 35.8 28.8 24.6 24.6 31.2 34.2 39.1 43.1 42.4 45.9
Low Max (°C)
17.2 17.2 16.8 12.7 10.7 7.2 7.2 8.6 10.5 13.3 12.4 16.8 7.2
High Min (°C)
31.0 31.2 25.4 21.5 18.8 17.9 15.0 18.8 22.8 27.2 29.3 30.1 31.2
Low Min (°C)
8.5 8.9 4.1 2.4 -1.2 -3.1 -3.6 -2.6 -0.3 1.5 3.3 -0.3 -3.6
High Rain (mm)
134.6 114.6 72.6 82.6 75.0 64.8 89.2 48.8 57.2 60.2 109.4 71.6 134.6

Gunnedah Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
37.3 36.2 33.1 28.8 22.2 19.9 18.3 21.9 26.7 29.8 33.8 35.5 26.4
Low Mn. Max (°C)
27.5 27.0 26.2 22.2 17.5 14.1 13.9 15.3 17.0 21.1 24.2 26.3 22.5
High Mn. Min (°C)
22.0 21.4 18.5 15.2 12.0 9.7 8.5 8.3 11.0 15.1 19.0 20.4 13.3
Low Mn. Min (°C)
14.9 16.5 14.7 9.6 5.4 3.5 2.3 3.2 5.8 8.9 11.2 14.2 10.5
High Rain (mm)
325.2 255.6 173.2 200.0 174.4 144.4 181.2 123.8 172.6 193.2 228.5 247.6 1138.5
Low Rain (mm)
0.2 2.5 0.0 0.0 0.0 0.0 0.8 0.0 0.0 3.4 2.1 0.8 295.9

Gunnedah Annual Temperatures & Rainfall

GUNNEDAH RESOURCE CENTRE

Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall

Gunnedah Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
0.5 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.3 1.3
≥ 35.0°C
7.7 4.1 0.9 0.0 0.0 0.0 0.0 0.0 0.0 0.3 2.4 5.5 20.9
≥ 30.0°C
21.8 18.3 12.6 1.9 0.0 0.0 0.0 0.0 0.8 4.5 11.0 19.2 89.7
≤ 2.0°C
0.0 0.0 0.0 0.0 1.0 3.7 7.2 4.1 0.7 0.0 0.0 0.0 16.4
≤ 0.0°C
0.0 0.0 0.0 0.0 0.2 0.8 2.2 0.8 0.0 0.0 0.0 0.0 3.9

Gunnedah 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
36.3 34.9 32.5 28.5 23.8 19.8 18.9 21.2 25.5 29.7 33.3 35.5 32.2
Low Max
27.7 27.3 25.6 21.6 16.8 13.7 13.1 14.4 17.2 20.3 23.3 26.5 16.7
High Min
21.9 21.4 19.4 16.2 12.9 10.0 8.7 9.7 12.3 15.8 18.7 20.7 18.8
Low Min
15.6 15.8 13.9 9.1 4.5 2.2 1.0 2.1 4.6 8.0 11.0 13.9 4.8

Gunnedah Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
70 70 70 70 70 69 69 69 69 69 69 69 69.2
Earliest Entry
1948 1948 1948 1948 1948 1948 1948 1948 1948 1948 1948 1948 1948
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
70 70 70 69 69 67 68 68 68 69 69 69 68.6
Earliest Entry
1948 1948 1948 1948 1948 1949 1949 1949 1948 1948 1948 1948 1948
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
70 70 70 70 70 69 69 69 69 69 69 69 69.4
Earliest Entry
1948 1948 1948 1948 1948 1948 1948 1948 1948 1948 1948 1948 1948
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

GUNNEDAH RESOURCE CENTRE
NW Slopes & Plains, New South Wales/ACT
31.0261°S 150.2687°E 307m AMSL
Commenced 1948
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