Christmas Island weather in August 2025

Expect 31°C daytime maximum temperatures in the shade in Christmas Island in August based on long-term weather averages. There is usually 9 days with some rainfall and 68 mm of average monthly rainfall in August.

• 31
  31°C max day temperature
• 9
  9 days with some rainfall
• 24
  24°C min night temperature
• 12
  12 hours of daylight per day
• VH
  Very High heat & humidity
• 68
  68 mm of monthly rainfall
• 11
  11+ (Extreme) UV index
• 28
  28°C sea temperature

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The August weather guide for Kiribati (Christmas Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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Christmas Island August sunrise & sunset times

Browse the sunrise and sunset times for Christmas Island in August 2025. Select a month to view Christmas Island sunrise and sunset times for the next 12 months.

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