Hamilton Island Climate

Hamilton Island Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
29.8 29.7 28.7 27.0 24.3 22.2 21.6 22.9 25.3 27.3 28.7 30.0 26.4
Mean Min (°C)
24.8 24.8 24.2 22.8 20.5 18.8 18.0 18.4 20.1 22.0 23.3 24.6 21.8
Mean Rain (mm)
285.2 281.1 273.3 149.4 91.7 62.9 43.0 24.5 26.5 27.1 77.3 149.4 1413.6
Median Rain (mm)
289.4 286.4 149.3 143.2 65.4 38.0 25.9 9.9 9.1 10.0 24.8 55.5 1137.1
Mean Rain Days
17.9 17.3 19.5 16.6 15.1 13.4 10.6 7.2 5.9 5.9 8.2 10.7 145.3

Hamilton Island Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
34.5 35.6 43.5 31.3 29.0 28.4 26.8 27.9 30.0 31.9 34.2 35.6 43.5
Low Max (°C)
25.6 25.9 23.9 21.8 17.2 16.8 17.1 17.3 20.7 23.6 23.8 24.4 16.8
High Min (°C)
27.9 28.2 27.5 26.0 24.4 22.6 22.0 21.8 23.8 25.2 27.2 27.5 28.2
Low Min (°C)
21.0 20.5 19.1 18.4 13.9 13.3 12.8 13.6 15.1 18.0 19.4 19.2 12.8
High Rain (mm)
266.0 233.2 149.2 91.2 87.6 69.8 51.8 45.0 90.6 56.4 233.2 159.8 266.0

Hamilton Island Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
30.8 31.0 30.3 28.7 26.5 24.0 23.3 24.4 26.5 28.8 29.8 31.7 27.2
Low Mn. Max (°C)
28.6 27.9 26.5 25.6 22.8 20.9 20.0 21.1 23.7 25.7 26.5 28.8 25.6
High Mn. Min (°C)
25.4 25.9 25.4 24.4 23.0 19.8 19.5 19.8 21.7 22.7 24.1 25.8 22.6
Low Mn. Min (°C)
24.2 23.6 22.8 21.5 19.2 17.1 16.2 17.1 19.0 20.6 22.0 24.1 21.1
High Rain (mm)
593.8 762.4 842.6 314.8 230.2 175.2 172.8 92.8 175.0 105.0 686.8 517.2 2529.0
Low Rain (mm)
32.0 22.9 15.8 24.8 13.0 11.0 0.2 0.4 0.2 0.2 3.2 8.6 415.2

Hamilton Island Annual Temperatures & Rainfall

HAMILTON ISLAND AIRPORT

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

Hamilton Island Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1
≥ 35.0°C
0.0 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.2
≥ 30.0°C
13.9 12.2 5.4 0.9 0.0 0.0 0.0 0.0 0.0 1.6 5.2 15.4 54.2
≤ 2.0°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
≤ 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

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
31.3 30.8 29.8 28.3 26.0 24.1 23.2 24.9 27.3 29.2 30.3 31.6 30.0
Low Max
28.3 27.7 26.8 25.4 22.9 20.6 19.8 21.0 23.4 25.8 27.3 28.9 22.2
High Min
26.0 26.2 25.4 24.1 22.1 20.4 19.3 19.8 21.6 23.4 24.4 26.0 25.0
Low Min
23.2 23.4 22.6 21.2 19.1 17.5 16.4 16.9 18.5 20.7 22.0 23.2 18.3

Hamilton Island Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
19 18 17 18 19 19 20 19 20 18 19 18 18.0
Earliest Entry
2003 2003 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2021
Years of Maxima
19 18 18 18 19 19 20 20 20 18 18 18 18.0
Earliest Entry
2003 2003 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2021
Years of Rainfall
19 18 18 19 19 19 20 20 20 18 19 18 18.0
Earliest Entry
2003 2003 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2021

Station Details

HAMILTON ISLAND AIRPORT
Central Coast, Queensland
20.3658°S 148.9536°E 59m AMSL
Commenced 2002
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