Honolulu, Oahu weather in July 2025

Expect 29°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Honolulu, Oahu in July. Check more long-term weather averages for Honolulu, Oahu in July before you book your next holiday to Hawaii in 2025/2026.

  • 29°C maximum daytime temperature in July in Honolulu, Oahu29
    29°C max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in July in Honolulu, Oahu8
    8 days with some rainfall
  • 22°C minimum night-time temperature in July in Honolulu, Oahu22
    22°C min night temperature
  • 13 hours of daylight per day in July in Honolulu, Oahu13
    13 hours of daylight per day
  • High heat & humidity in July in Honolulu, OahuH
    High heat & humidity
  • 13 mm monthly rainfall in July in Honolulu, Oahu13
    13 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Honolulu, Oahu11
    11+ (Extreme) UV index
  • 26°C sea temperature in July in Honolulu, Oahu26
    26°C sea temperature

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The July weather guide for Hawaii (Honolulu, Oahu) 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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More about the USA

How hot is it in Honolulu, Oahu in July?

Daytime temperatures usually reach 29°C in Honolulu, Oahu in July with high heat and humidity, falling to 22°C at night.

How sunny is it in Honolulu, Oahu in July?

There are normally 10 hours of bright sunshine each day in Honolulu, Oahu in July - that's 72% of daylight hours.

How warm is the sea around Honolulu, Oahu in July?

The average sea temperature around Honolulu, Oahu in July is 26°C.

Does it rain in Honolulu, Oahu in July?

There are usually 8 days with some rain in Honolulu, Oahu in July and the average monthly rainfall is 13mm.

Honolulu, Oahu July sunrise & sunset times

Browse the sunrise and sunset times for Honolulu, Oahu in July 2025. Select a month to view Honolulu, Oahu sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:53 19:18
Wednesday, 16th July 2025 05:59 19:16
Thursday, 31st July 2025 06:05 19:11

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