Honolulu, Oahu Weather in August

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Check the Honolulu, Oahu, Hawaii weather in August before you book your next holiday. This gives the best indication of the weather in August and includes figures for temperature, sunshine and rainfall.

  • 30°C maximum daytime temperature in August in Honolulu, Oahu30
    30°C max day temperature
  • 9 hours of sunshine per day (73% of daylight hours) in August in Honolulu, Oahu9
    9 hours of sunshine per day
  • 7 days with some rainfall in August in Honolulu, Oahu7
    7 days with some rainfall
  • 22°C minimum night-time temperature in August in Honolulu, Oahu22
    22°C min night temperature
  • 13 hours of daylight per day in August in Honolulu, Oahu13
    13 hours of daylight per day
  • High heat & humidity in August in Honolulu, OahuH
    High heat & humidity
  • 225 mm monthly rainfall in August in Honolulu, Oahu225
    225 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Honolulu, Oahu11
    11+ (Extreme) UV index
  • 26°C sea temperature in August in Honolulu, Oahu26
    26°C sea temperature

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

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Honolulu, Oahu weather map

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Honolulu, Oahu weather by month

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