Willis Island Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
30.8 30.5 29.9 28.9 27.8 26.6 26.1 26.4 27.4 28.7 29.9 30.7 28.6
Mean Min (°C)
25.8 25.8 25.5 24.8 23.9 22.8 22.1 22.0 22.7 23.7 24.8 25.5 24.1
Mean Rain (mm)
185.0 205.7 200.6 125.2 71.4 52.5 40.7 23.5 14.7 20.7 36.2 100.6 1067.6
Median Rain (mm)
139.2 186.7 148.5 97.7 45.3 37.2 23.7 10.9 5.8 8.6 13.8 61.1 1053.7
Mean Rain Days
14.8 16.1 17.6 14.4 12.7 10.4 9.8 7.4 5.4 5.3 6.6 10.2 130.5

Willis Island Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
35.1 35.2 33.8 33.9 31.5 32.2 29.8 30.0 31.6 32.4 33.6 34.8 35.2
Low Max (°C)
25.1 25.6 25.1 24.2 23.6 21.9 20.7 22.1 23.2 24.2 25.1 24.7 20.7
High Min (°C)
29.3 29.2 28.5 28.3 27.1 26.4 26.4 25.6 26.0 27.0 27.9 28.3 29.3
Low Min (°C)
20.7 20.9 20.9 18.9 19.9 16.9 17.2 16.4 18.6 18.9 20.9 21.1 16.4
High Rain (mm)
294.8 329.2 335.8 229.9 246.4 178.2 162.0 116.8 72.6 121.9 119.6 170.9 335.8

Willis Island Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
32.4 32.8 31.5 30.6 29.4 28.5 27.7 27.6 28.9 30.3 31.4 32.5 29.6
Low Mn. Max (°C)
28.9 28.7 27.5 27.6 26.4 25.2 23.8 24.1 25.5 27.0 28.6 28.9 27.5
High Mn. Min (°C)
26.9 27.6 26.7 26.3 25.6 24.3 23.8 23.6 24.8 25.5 26.3 27.0 25.3
Low Mn. Min (°C)
24.3 24.6 24.5 23.3 22.5 21.3 20.1 20.1 21.1 21.9 23.4 24.5 23.3
High Rain (mm)
633.2 684.5 1484.8 510.7 394.4 319.7 252.8 216.3 206.4 165.8 408.2 463.6 2482.4
Low Rain (mm)
10.7 10.0 7.2 10.8 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 240.6

Willis Island Annual Temperatures & Rainfall

Willis Island annual climate

Willis Island Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
≥ 35°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
≥ 30°C
23.7 19.9 15.5 4.1 0.5 0.0 0.0 0.0 0.2 4.1 14.4 23.9 106.3
≤ 2°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
≤ 0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

Willis Island 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
32.0 31.7 30.9 29.8 28.8 27.7 27.1 27.5 28.4 29.9 31.0 31.8 30.8
Low Max
29.4 29.1 28.9 27.8 26.7 25.3 24.8 25.2 26.2 27.6 28.8 29.5 26.3
High Min
26.9 26.9 26.6 25.8 25.0 23.9 23.2 23.1 23.7 24.8 25.7 26.5 26.1
Low Min
24.4 24.4 24.2 23.6 22.6 21.3 20.6 20.7 21.5 22.5 23.6 24.3 22.0

Willis Island Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
100 99 100 97 94 93 94 95 95 95 96 97 94.0
Earliest Entry
1922 1922 1922 1922 1923 1923 1923 1922 1922 1922 1921 1921 1921
Latest Entry
2025 2025 2025 2025 2024 2024 2024 2024 2024 2024 2024 2024 2025
Years of Maxima
100 99 100 99 95 94 95 95 95 95 97 97 95.0
Earliest Entry
1922 1922 1922 1922 1922 1922 1922 1922 1922 1922 1921 1921 1921
Latest Entry
2025 2025 2025 2025 2024 2024 2024 2024 2024 2024 2024 2024 2025
Years of Rainfall
93 93 95 93 93 92 91 91 90 91 93 93 91.0
Earliest Entry
1922 1922 1922 1922 1922 1922 1922 1922 1922 1922 1921 1921 1921
Latest Entry
2025 2025 2025 2025 2024 2024 2024 2024 2024 2024 2024 2024 2025

Station Details

WILLIS ISLAND
Central Coast, Queensland
16.2878°S 149.9652°E 10m AMSL
Commenced 1921

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