July weather forecast
Wailua, HI

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Weather in July

In July, Wailua continues on its mid-year journey, featuring comfortable climatic elements and a paradisiacal atmosphere. Interestingly, with maximum rainfall days of 20.9 for the year and rainfall measuring 1.77" (45mm), July depicts a noticeably wet period. Although there is a slight augmentation in climatic conditions compared to June, the differences are barely discernible. The soothing sea breeze and enriching sunshine fill the days with vigor, offering opportunities for beach activities. The transition from July to the ensuing month of August slips in smoothly, without disrupting the pleasant continuity.

Temperature

With the advent of July, Wailua's high-temperatures adjust to a still moderately hot 79°F (26.1°C), closely aligning with the preceding month. Wailua registers a steady nighttime temperature averaging a still warm 75°F (23.9°C) throughout July.

Humidity

The months with the highest humidity in Wailua are June through August, October and December, with an average relative humidity of 77%.

Rainfall

In July, the rain falls for 20.9 days. Throughout July, 1.77" (45mm) of precipitation is accumulated. Throughout the year, there are 218.4 rainfall days, and 22.13" (562mm) of precipitation is accumulated.

Ocean temperature

In Wailua, Hawaii, the average seawater temperature in July is 78.8°F (26°C).
Note: Water temperatures in the range of 77°F (25°C) to 84.2°F (29°C) are warm and delightful, ensuring comfort during water activities over extended periods.

Daylight

In Wailua, the average length of the day in July is 13h and 20min.
On the first day of July, sunrise is at 5:57 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 7:17 pm HST.

Sunshine

In Wailua, the average sunshine in July is 8.6h.

UV index

January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Wailua. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended. Attention! The combination of sand and water reflections enhances UV ray intensity.
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Frequently asked questions

What is the average July temperature in Wailua?

In Wailua, 79°F (26.1°C) is the average high-temperature and 75°F (23.9°C) is the average low-temperature during July.

What is the most humid month in Wailua?

June through August, October and December, with an average relative humidity of 77%, are most humid months in Wailua.

What is the average humidity in July in Wailua?

The average relative humidity in July in Wailua is 77%.

How much does it rain in Wailua in July?

In July, in Wailua, the rain falls for 20.9 days. Throughout July, 1.77" (45mm) of precipitation is accumulated.

What is the ocean temperature in July in Wailua?

In Wailua, the average seawater temperature in July is 78.8°F (26°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 Wailua have in July?

The average day length in July in Wailua is 13h and 20min.

When is the sunrise / sunset in July in Wailua?

On the first day of July, sunrise is at 5:57 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 7:17 pm HST.

How many hours of sunshine does Wailua have in July?

In July, the average sunshine duration in Wailua, Hawaii, is 8.6h.

What is the month with the lowest UV index in Wailua?

January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Wailua.

What is the UV index intensity in July in Wailua?

In July, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Wailua, HI

Average temperature in July - Wailua, HI
  • Average high temperature in July: 79°F

The warmest month (with the highest average high temperature) is September (79.7°F).
The months with the lowest average high temperature are February and March (73.2°F).

  • Average low temperature in July: 75°F

The month with the highest average low temperature is September (75.9°F).
The coldest month (with the lowest average low temperature) is February (68.5°F).

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Average pressure in July
Wailua, HI

Average pressure in July - Wailua, HI
  • Average pressure in July: 30.02"Hg

The month with the highest atmospheric pressure is April (30.07"Hg).
The months with the lowest atmospheric pressure are September and October (29.98"Hg).

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Average wind speed in July
Wailua, HI

Average wind speed in July - Wailua, HI
  • Average wind speed in July: 12.3mph

The windiest month (with the highest average wind speed) is July (12.3mph).
The calmest month (with the lowest average wind speed) is January (10mph).

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Average humidity in July
Wailua, HI

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

The months with the highest relative humidity are June, July, August, October and December (77%).
The month with the lowest relative humidity is January (75%).

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Average rainfall in July
Wailua, HI

Average rainfall in July - Wailua, HI
  • Average rainfall in July: 1.77"

The wettest month (with the highest rainfall) is March (2.52").
The driest month (with the least rainfall) is April (1.3").

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Average rainfall days in July
Wailua, HI

Average rainfall days in July - Wailua, HI
  • Average rainfall days in July: 20.9 days

The month with the highest number of rainy days is August (21.1 days).
The month with the least rainy days is January (12.5 days).

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Average sea temperature in July
Wailua, HI

Average sea temperature in July - Wailua, HI
  • Average sea temperature in July: 78.7°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 (74.8°F).

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

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

The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).

  • Average sunshine in July: 8h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

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Average sunshine days in July
Wailua, HI

Average sunshine days in July - Wailua, HI
  • Average sunshine days in July: 3.9 days

The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is August (2.9 days).

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Average UV index in July
Wailua, HI

Average UV index in July - Wailua, HI
  • Average UV index in July: 6

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

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Average cloud cover in July
Wailua, HI

Average cloud cover in July - Wailua, HI
  • Average cloud cover in July: 44

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are January and September (Cloud cover 38).

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Average visibility in July
Wailua, HI

Average visibility in July - Wailua, 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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Wailua, Hawaii, USA

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