July weather forecast
Kaanapali, HI

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Palm trees on green grass overlooking the famous Kaanapali beach in Hawaii
Palm trees on green grass overlooking the famous Kaanapali beach in Hawaii

Weather in July

Road to the peak of the summer, July marks the most humid month with a relative humidity of 77%. Even with the increased humidity, the almost negligible rainfall of 0.35" (9mm) keeps the temperatures tolerable. The surge in UV indexes to 7, along with steady sea temperatures, demands ample sunscreen for beach days. The hot, humid daytime conditions are balanced by slightly cooler, comfortable nights.

Temperature

Kaanapali's shift into July sets the average high-temperature at a still warm 78.8°F (26°C), a figure that deviates only slightly from June's 77.9°F (25.5°C). In Kaanapali, nights during July observe an average temperature decrease to a still moderately hot 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 Kaanapali, the average seawater temperature in July is 78.6°F (25.9°C).
Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are ideal for all water activities, offering enjoyment without causing discomfort over extended periods.

Daylight

In July, the average length of the day in Kaanapali 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, in Kaanapali, sunrise is at 6:00 am and sunset at 7:05 pm HST.

Sunshine

The average sunshine in July in Kaanapali is 10.9h.

UV index

July through October, with an average maximum UV index of 7, are months with the highest UV index in Kaanapali. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: A daily high UV index of 7 in July leads to these guidelines:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Heads up! UV intensity is amplified by reflections from water and sand.
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Frequently asked questions

What is the usual temperature for Kaanapali in July?

In Kaanapali, 78.8°F (26°C) is the average high-temperature and 75.7°F (24.3°C) is the average low-temperature during July.

What is the most humid month in Kaanapali?

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

What is the average humidity in July in Kaanapali?

The average relative humidity in July in Kaanapali, Hawaii, is 77%.

What is the driest month in Kaanapali?

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

How many days does it rain in July in Kaanapali?

In July, in Kaanapali, the rain falls for 7.8 days. Throughout July, 0.35" (9mm) of precipitation is accumulated.

What is the water temperature in July in Kaanapali?

In July, the average ocean temperature is 78.6°F (25.9°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Kaanapali have in July?

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

When are sunrise and sunset in July in Kaanapali?

On the first day of July in Kaanapali, Hawaii, 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 many hours of sunshine does Kaanapali have in July?

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

What are the months with the highest UV index in Kaanapali?

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

How high is the UV index in July in Kaanapali?

The average daily maximum UV index in July is 7. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.

Average temperature in July
Kaanapali, HI

Average temperature in July - Kaanapali, 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).

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Average pressure in July
Kaanapali, HI

Average pressure in July - Kaanapali, 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).

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Average wind speed in July
Kaanapali, HI

Average wind speed in July - Kaanapali, 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).

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Average humidity in July
Kaanapali, HI

Average humidity in July - Kaanapali, 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%).

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Average rainfall in July
Kaanapali, HI

Average rainfall in July - Kaanapali, 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").

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Average rainfall days in July
Kaanapali, HI

Average rainfall days in July - Kaanapali, 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).

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Average sea temperature in July
Kaanapali, HI

Average sea temperature in July - Kaanapali, HI
  • Average sea temperature in July: 78.6°F

The best month for swimming (with the highest average sea temperature) is September (80.2°F).
The coldest month (with the lowest average sea temperature) is March (76°F).

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

Average daylight in July / Average sunshine in July - Kaanapali, 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).

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Average sunshine days in July
Kaanapali, HI

Average sunshine days in July - Kaanapali, 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).

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Average UV index in July
Kaanapali, HI

Average UV index in July - Kaanapali, 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).

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Average cloud cover in July
Kaanapali, HI

Average cloud cover in July - Kaanapali, 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).

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Average visibility in July
Kaanapali, HI

Average visibility in July - Kaanapali, 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).

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Kaanapali, Hawaii, USA

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