July weather forecast
Kapalua, HI

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Weather in July

As Kapalua steps into July, the weather conditions remain mutually correlated to that of June, with temperatures soaring up to 78.8°F (26°C). In contrast to the past months, the amount of rainfall reaches its minimal level at 0.35" (9mm) in July. The sea temperature elevates in tandem with the overall weather changes. Though the number of daylight hours reaches its peak, the average sunshine hours see a slight reduction July’s daylight parameters are consistent with those of the summer season, adding to its idyllic climate.

Temperature

Kapalua notes an average high-temperature of a still moderately hot 78.8°F (26°C) in July, hardly diverging from June. Kapalua's average temperature during the nights of July is recorded at a still warm 75.7°F (24.3°C).

Humidity

With an average relative humidity of 77%, July is the most humid month.

Rainfall

The month with the least rainfall is July, when the rain falls for 7.8 days and typically collects 0.35" (9mm) of precipitation.

Ocean temperature

In Kapalua, the average seawater temperature in July is 78.8°F (26°C).
Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are ideal for swimming, diving, and other activities, ensuring comfort and enjoyment for lengthened periods.

Daylight

In Kapalua, the average length of the day in July is 13h and 16min.
On the first day of the month, sunrise is at 5:49 am and sunset at 7:12 pm. On the last day of July, sunrise is at 6:00 am and sunset at 7:05 pm HST.

Sunshine

In Kapalua, the average sunshine in July is 10.9h.

UV index

The months with the highest UV index in Kapalua are July through October, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 7 during July, leads to the following recommendations:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Stay aware! UV radiation is magnified when reflecting off sand and water.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Kapalua in July?

The high-temperature during July is 78.8°F (26°C) and the low-temperature is 75.7°F (24.3°C).

What is the most humid month?

With an average relative humidity of 77%, July is the most humid month.

What is the average humidity in July?

In Kapalua, the average relative humidity in July is 77%.

What is the driest month?

July is the month with the least rainfall. Rain falls for 7.8 days and accumulates 0.35" (9mm) of precipitation.

How much does it rain in July?

In Kapalua, Hawaii, during July, the rain falls for 7.8 days and regularly aggregates up to 0.35" (9mm) of precipitation.

How warm is the water in July in Kapalua?

In July, the average ocean temperature is 78.8°F (26°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Kapalua have in July?

In Kapalua, the average day length in July is 13h and 16min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:49 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:05 pm HST.

How long on average sun shines in July in Kapalua?

In Kapalua, the average sunshine duration in July is 10.9h.

When is the highest UV index in Kapalua?

July through October, with an average maximum UV index of 7, are months with the highest UV index in Kapalua.

What is the UV index reading in July?

In Kapalua, the average daily maximum UV index in July is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Kapalua, HI

Average temperature in July - Kapalua, HI
  • Average high temperature in July: 78.8°F

The warmest month (with the highest average high temperature) is September (79.7°F).
The month with the lowest average high temperature is February (73.9°F).

  • Average low temperature in July: 75.7°F

The months with the highest average low temperature are August and October (76.5°F).
The coldest month (with the lowest average low temperature) is March (70.7°F).

Average pressure in July
Kapalua, HI

Average pressure in July - Kapalua, HI
  • Average pressure in July: 30.01"Hg

The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

Average wind speed in July
Kapalua, HI

Average wind speed in July - Kapalua, HI
  • Average wind speed in July: 13.9mph

The windiest month (with the highest average wind speed) is July (13.9mph).
The calmest month (with the lowest average wind speed) is January (10.6mph).

Average humidity in July
Kapalua, HI

Average humidity in July - Kapalua, HI
  • Average humidity in July: 77%

The month with the highest relative humidity is July (77%).
The months with the lowest relative humidity are January, February, March, September and November (75%).

Average rainfall in July
Kapalua, HI

Average rainfall in July - Kapalua, HI
  • Average rainfall in July: 0.35"

The wettest month (with the highest rainfall) is March (1.1").
The driest month (with the least rainfall) is July (0.35").

Average rainfall days in July
Kapalua, HI

Average rainfall days in July - Kapalua, HI
  • Average rainfall days in July: 7.8 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is November (7.7 days).

Average sea temperature in July
Kapalua, HI

Average sea temperature in July - Kapalua, HI
  • Average sea temperature in July: 79°F

The best months for swimming (with the highest average sea temperature) are September and October (81°F).
The coldest months (with the lowest average sea temperature) are January, February, March and April (75°F).

Average daylight in July /
Average sunshine in July
Kapalua, HI

Average daylight in July / Average sunshine in July - Kapalua, HI
  • Average daylight in July: 13h and 2min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days in July
Kapalua, HI

Average sunshine days in July - Kapalua, HI
  • Average sunshine days in July: 17.5 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is March (12.6 days).

Average UV index in July
Kapalua, HI

Average UV index in July - Kapalua, HI
  • Average UV index in July: 7

The months with the highest UV index are July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 6).

Average cloud cover in July
Kapalua, HI

Average cloud cover in July - Kapalua, HI
  • Average cloud cover in July: 28

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is September (Cloud cover 25).

Average visibility in July
Kapalua, HI

Average visibility in July - Kapalua, HI
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Kapalua, Hawaii, USA

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