Lahaina Weather in July

The climate in Lahaina during July can be summarized as hot, humid and reasonably dry.

July is in the summer in Lahaina and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 19°C (66°F) is normal.

On average July is the 4th driest month of the year in Lahaina with around 51mm 2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.6 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Lahaina in July 2025.