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Kailua, Big Island weather in July 2025
Expect 23°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Kailua, Big Island in July. Check more long-term weather averages for Kailua, Big Island in July before you book your next holiday to Hawaii in 2025/2026.
- 2323°C max day temperature
- 1717 days with some rainfall
- 1515°C min night temperature
- 1313 hours of daylight per day
- MModerate heat & humidity
- 5858 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2626°C sea temperature
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The July weather guide for Hawaii (Kailua, Big 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)
More about the USA
How hot is it in Kailua, Big Island in July?
Daytime temperatures usually reach 23°C in Kailua, Big Island in July, falling to 15°C at night.
How warm is the sea around Kailua, Big Island in July?
The average sea temperature around Kailua, Big Island in July is 26°C.
Does it rain in Kailua, Big Island in July?
There are usually 17 days with some rain in Kailua, Big Island in July and the average monthly rainfall is 58mm.
Kailua, Big Island July sunrise & sunset times
Browse the sunrise and sunset times for Kailua, Big Island in July 2025. Select a month to view Kailua, Big Island sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Tuesday, 1st July 2025 | 05:49 | 19:07 |
Wednesday, 16th July 2025 | 05:54 | 19:06 |
Thursday, 31st July 2025 | 06:00 | 19:01 |
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