Troughton Island Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
31.9 31.6 32.1 32.8 31.2 29.2 28.4 29.0 30.5 31.9 33.1 33.0 31.2
Mean Min (°C)
26.5 26.4 26.6 26.9 25.5 23.5 22.3 22.7 24.7 26.5 27.6 27.4 25.5
Mean Rain (mm)
271.6 189.8 132.1 32.6 36.7 5.4 2.5 0.5 0.2 4.1 13.0 123.8 804.9
Median Rain (mm)
179.4 159.9 105.0 6.0 0.4 0.0 0.0 0.0 0.0 0.0 2.0 43.2 704.9
Mean Rain Days
13.4 11.7 10.1 3.2 2.4 0.6 0.9 1.9 0.7 0.7 1.9 7.4 54.1

Troughton Island Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
36.3 35.2 35.4 36.3 35.4 33.9 32.0 35.6 34.4 35.6 35.6 36.4 36.4
Low Max (°C)
26.1 26.7 26.9 27.1 24.7 21.7 20.6 22.4 27.6 24.3 29.5 27.7 20.6
High Min (°C)
30.0 29.4 30.2 29.9 29.6 28.8 26.6 26.6 27.9 29.1 30.4 30.3 30.4
Low Min (°C)
20.0 20.0 21.1 22.3 17.2 15.5 15.0 12.8 20.5 18.4 22.2 20.6 12.8
High Rain (mm)
367.3 180.6 260.6 126.4 110.5 59.4 18.3 1.0 2.6 43.6 50.0 313.4 367.3

Troughton Island Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
33.4 33.3 33.8 34.6 33.3 31.9 30.0 30.4 31.9 33.3 34.2 34.5 32.6
Low Mn. Max (°C)
30.0 29.8 30.4 30.4 29.0 27.0 26.3 26.9 29.0 30.1 31.7 31.5 30.1
High Mn. Min (°C)
27.7 28.1 28.8 28.6 27.1 26.7 24.3 24.6 26.8 28.0 28.5 29.0 27.0
Low Mn. Min (°C)
25.2 24.3 24.9 25.2 24.0 21.0 20.0 20.9 22.6 24.4 26.0 26.2 23.9
High Rain (mm)
592.9 455.4 518.2 336.8 214.0 85.3 46.0 4.2 1.4 58.4 79.5 717.2 1595.0
Low Rain (mm)
26.9 3.4 0.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.4 212.0

Troughton Island Annual Temperatures & Rainfall

Troughton Island annual climate

Troughton 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
0.2 0.0 0.2 0.8 0.1 0.0 0.0 0.0 0.0 0.0 0.3 1.1 2.6
≥ 30°C
27.0 24.1 28.6 29.0 25.2 9.4 3.9 6.8 19.4 29.7 29.8 29.9 255.8
≤ 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

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
33.3 33.2 33.4 33.9 32.7 30.6 29.6 30.1 31.5 32.8 33.9 34.2 33.3
Low Max
30.1 29.8 30.7 31.7 29.5 27.4 26.8 27.7 29.1 30.7 32.1 31.7 28.6
High Min
28.3 28.2 28.2 28.2 27.0 25.1 24.0 24.2 26.0 27.3 28.4 28.8 27.9
Low Min
24.0 23.9 24.4 25.3 23.8 21.6 20.6 21.1 23.2 25.1 26.3 25.2 22.6

Troughton Island Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
46 44 45 42 45 44 43 44 43 45 45 43 45.0
Earliest Entry
1957 1957 1957 1957 1957 1957 1957 1957 1957 1957 1957 1957 1957
Latest Entry
2025 2025 2025 2024 2024 2024 2024 2024 2024 2024 2024 2024 2025
Years of Maxima
45 43 45 42 45 44 43 44 43 45 44 44 45.0
Earliest Entry
1957 1957 1957 1957 1957 1957 1957 1957 1957 1957 1957 1957 1957
Latest Entry
2025 2025 2025 2024 2024 2024 2024 2024 2024 2024 2024 2024 2025
Years of Rainfall
40 38 38 36 38 39 37 38 38 39 38 40 37.0
Earliest Entry
1957 1957 1957 1957 1957 1957 1957 1957 1956 1956 1956 1956 1956
Latest Entry
2025 2025 2025 2024 2024 2024 2024 2024 2024 2024 2024 2024 2025

Station Details

TROUGHTON ISLAND
Kimberley, Western Australia
13.7542°S 126.1485°E 6m AMSL
Commenced 1956

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