Christmas Island Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
28.0 28.1 28.3 28.3 27.8 27.1 26.3 26.1 26.2 26.9 27.3 27.8 27.3
Mean Min (°C)
22.7 22.8 23.1 23.6 23.8 23.3 22.6 22.2 22.3 22.7 22.9 22.7 22.9
Mean Rain (mm)
296.2 337.9 307.5 228.9 183.5 168.9 92.2 42.1 53.0 75.9 168.0 218.3 2139.2
Median Rain (mm)
269.0 303.8 236.4 222.4 138.8 90.9 47.9 25.2 21.8 29.5 99.8 135.8 1889.0
Mean Rain Days
19.4 20.0 21.9 18.5 16.0 14.0 12.2 10.3 8.5 8.2 11.8 15.4 174.3

Christmas Island Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
31.6 31.5 33.1 31.4 30.5 29.8 30.1 29.5 30.9 31.4 31.8 31.2 33.1
Low Max (°C)
24.1 24.2 24.6 25.1 24.0 23.4 22.8 22.9 23.0 23.2 23.6 23.4 22.8
High Min (°C)
26.1 25.8 26.2 26.7 26.5 25.9 25.4 25.2 24.8 25.5 25.8 25.6 26.7
Low Min (°C)
18.8 18.4 18.6 18.3 19.3 14.1 16.2 17.7 16.7 18.2 18.0 17.1 14.1
High Rain (mm)
145.0 186.2 173.2 155.2 171.6 140.0 155.6 57.1 138.8 195.8 212.6 141.2 212.6

Christmas Island Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
29.5 30.2 30.2 29.7 29.0 28.4 27.6 27.5 27.6 28.2 29.5 29.1 28.3
Low Mn. Max (°C)
26.3 26.6 26.7 27.3 26.8 25.2 25.2 24.9 24.9 25.8 25.9 26.8 26.7
High Mn. Min (°C)
24.5 24.1 24.2 24.8 24.8 24.2 23.9 23.9 23.4 23.7 24.2 23.9 23.7
Low Mn. Min (°C)
21.9 21.7 21.4 22.1 22.8 21.8 21.2 20.8 20.8 21.5 22.0 21.0 22.0
High Rain (mm)
704.6 811.1 696.8 570.1 528.6 708.4 628.2 163.8 702.4 754.4 611.0 758.6 5120.8
Low Rain (mm)
45.6 25.0 36.4 18.6 14.1 9.2 4.0 1.4 0.0 0.0 0.4 2.4 1066.9

Christmas Island Annual Temperatures & Rainfall

Christmas Island annual climate

Christmas 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
0.5 0.9 1.2 0.7 0.1 0.0 0.0 0.0 0.0 0.1 0.1 0.3 4.4
≤ 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

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
28.9 29.0 29.2 29.0 28.7 28.0 27.2 26.8 27.0 27.7 28.2 28.6 28.6
Low Max
26.9 26.8 27.3 27.4 26.9 26.0 25.4 25.2 25.3 26.0 26.3 26.8 25.9
High Min
23.8 23.8 24.3 24.9 24.9 24.4 23.5 23.0 23.0 23.5 23.8 23.9 24.1
Low Min
21.5 21.5 21.8 22.1 22.5 22.0 21.5 21.2 21.4 21.8 21.8 21.1 21.6

Christmas Island Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
44 46 45 47 44 46 45 46 46 44 46 47 45.0
Earliest Entry
1973 1973 1973 1973 1973 1973 1973 1973 1972 1972 1972 1972 1972
Latest Entry
2022 2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2022
Years of Maxima
44 47 46 47 45 46 45 46 47 44 47 46 45.0
Earliest Entry
1973 1973 1973 1973 1973 1973 1973 1973 1972 1972 1972 1972 1972
Latest Entry
2022 2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2022
Years of Rainfall
45 48 48 48 48 48 48 47 47 49 48 48 48.0
Earliest Entry
1974 1974 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973
Latest Entry
2022 2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2021 2022

Station Details

CHRISTMAS ISLAND AERO
Pilbara, Western Australia
10.4515°S 105.6890°E 261m AMSL
Commenced 1972

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