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Hawaii weather in July 2025
Expect 29°C 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.
- 2929°C max day temperature
- 10 hours of sunshine per day
- 88 days with some rainfall
- 2222°C min night temperature
- 1313 hours of daylight per day
- HHigh heat & humidity
- 1313 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2626°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.
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
- Halawa Bay, Molokai
- Hana, Maui
- Hanalei, Kauai
- Hilo, Big Island
- Honolulu, Oahu
- Hulopoe Bay, Lanai
- Kaanapali, Maui
- Kahului, Maui
- Kailua, Big Island
- Kailua, Oahu
- Kalaupapa, Molokai
- Kapalua, Maui
- Lahaina, Maui
- Lihue, Kauai
- Papohaku Beach, Molokai
- Waimea Bay, Oahu
- Waimea, Big Island
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in Hawaii in July?
Daytime temperatures usually reach 29°C in Honolulu, Oahu, Hawaii in July with high heat and humidity, falling to 22°C 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 26°C.
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 13mm.
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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