Hawaii weather in July 2025

Expect 84°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Hawaii in July. Check more long-term weather averages for Hawaii in July before you book your next holiday to Hawaii in 2025/2026.

  • 84°F maximum daytime temperature in July in Hawaii (Honolulu, Oahu)84
    84°F max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in July in Hawaii (Honolulu, Oahu)8
    8 days with some rainfall
  • 72°F minimum night-time temperature in July in Hawaii (Honolulu, Oahu)72
    72°F min night temperature
  • 13 hours of daylight per day in July in Hawaii (Honolulu, Oahu)13
    13 hours of daylight per day
  • High heat & humidity in July in Hawaii (Honolulu, Oahu)H
    High heat & humidity
  • 0.5 inches monthly rainfall in July in Hawaii (Honolulu, Oahu)0.5
    0.5 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Hawaii (Honolulu, Oahu)11
    11+ (Extreme) UV index
  • 79°F sea temperature in July in Hawaii (Honolulu, Oahu)79
    79°F 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.

Top Hawaii destinations

Below are average maximum temperatures at popular countries, regions and places in Hawaii in July. Select a holiday destination to see more weather parameters.

All Hawaii destinations

Metric (°C)  |  Imperial (°F)

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How hot is it in Hawaii in July?

Daytime temperatures usually reach 84°F in Honolulu, Oahu, Hawaii in July with high heat and humidity, falling to 72°F at night.

How sunny is it in Hawaii in July?

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

How warm is the sea around Hawaii in July?

The average sea temperature around Honolulu, Oahu, Hawaii in July is 79°F.

Does it rain in Hawaii in July?

There are usually 8 days with some rain in Honolulu, Oahu, Hawaii in July and the average monthly rainfall is 0.5 inches.

Hawaii July sunrise & sunset times

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

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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