Hawaii weather in July
Averages for 2 places in Hawaii in July, from 30 years of weather data.
Holiday weather in July
Excellent
Best time to visit: January – December
Places in Hawaii in July
Sorted by holiday weather score. Each place links to its own page for July.
| Place | Score | Day | Night | Sea | Sun | Rain days |
|---|---|---|---|---|---|---|
| Kihei, Maui | 99 | 29° | 24° | 26° | 9 h | 2 |
| Honolulu | 95 | 27° | 24° | 26° | 10 h | 8 |
July compared
How the weather changes from June to August. Tap a month to open it.
Hawaii in July: quick answers
Is it warm in Hawaii in July?
Yes, it is hot. Daytime highs average 28 °C (27–29 °C by place) and nights 24 °C.
Can you swim in Hawaii in July?
Yes. The sea is 26 °C, 26 °C on average.
Where is it warmest in Hawaii in July?
The warmest are Kihei, Maui (29 °C) and Honolulu (27 °C).
Does it rain much in Hawaii in July?
Now and then: 5 rainy days on average. Plus 10 hours of sunshine a day.
Is July a good time to visit Hawaii?
Yes, July is one of the best months, with a holiday weather score of 97 out of 100. Best time overall: January – December.
Hawaii month by month
Hawaii: weather by monthWhere to go in JulySea temperature in July
More islands & regions
USA: all destinationsAll islands & regions
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)