July weather forecastKailua-Kona, HI

Kailua-Kona, Hawaii, surrounded by clear waters

July

Weather in July

July stands out as the warmest month in Kailua-Kona, registering temperature highs of 86°F (30°C). The increased warmth combined with prolonged daylight hours, characteristic of the Hawaiian summer, allows for bustling outdoor activities. It is the driest month, with rainfall quantities dropping to the year's minimum. Sea temperatures, too, record a steady increase. Tourists and locals can enjoy water sports and outdoor festivals to the fullest.

Temperature

The transition from June to July in Kailua-Kona brings an average high-temperature of a tropical 86°F (30°C), barely different from June's 84.9°F (29.4°C). Kailua-Kona's average low-temperature during July nights is observed to be a warm 74.1°F (23.4°C).

Rainfall

July is the month with the least rainfall, with 0.71" (18mm) of accumulated precipitation.

Ocean temperature

In Kailua-Kona, Hawaii, the average seawater temperature in July is 78.6°F (25.9°C).
Note: Surface water temperatures falling between 77°F (25°C) and 84.2°F (29°C) are regarded as prime and extremely agreeable for enduring periods during any water activity.

Daylight

In July, the average length of the day in Kailua-Kona is 13h and 11min.
On the first day of July, sunrise is at 5:49 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:00 pm HST.

Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during July is 86°F (30°C) and the low-temperature is 74.1°F (23.4°C).

The month with the least rainfall in Kailua-Kona is July, when 0.71" (18mm) of precipitation is typically aggregated.

Throughout July, in Kailua-Kona, Hawaii, 0.71" (18mm) of precipitation is accumulated.

In Kailua-Kona, in July, the average water temperature is 78.6°F (25.9°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

In July, the average day length in Kailua-Kona is 13h and 11min.

On the first day of July in Kailua-Kona, Hawaii, sunrise is at 5:49 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:00 pm HST.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

85°F

86°F

86.9°F

Average low temperature

Average rainfall

Average sea temperature

Average daylight

Average temperature in July
Kailua-Kona, HI

Average high temperature in July: 86°F

The warmest month (with the highest average high temperature) is August (86.9°F).
The month with the lowest average high temperature is February (81.2°F).

Average low temperature in July: 74.1°F

The month with the highest average low temperature is August (75.1°F).
The coldest month (with the lowest average low temperature) is February (68°F).

Average rainfall in July
Kailua-Kona, HI

Average rainfall in July: 0.7"

The wettest month (with the highest rainfall) is December (2.8").
The driest month (with the least rainfall) is July (0.7").

Average sea temperature in July
Kailua-Kona, HI

Average sea temperature in July: 78.6°F

The best month for swimming (with the highest average sea temperature) is September (80°F).
The coldest month (with the lowest average sea temperature) is March (76°F).

Average daylight in July
Kailua-Kona, HI

Average daylight in July: 13h and 12min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).