August weather forecast
Kaneohe, HI

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Weather in August

As the year progresses, August emerges as the hottest month in Kaneohe, with average high temperatures touching 81°F (27.2°C). The weather, regardless of the climbing temperatures, maintains a sublime balance, thanks to the moderate wind speed and constant sea temperature. Having the most extended daylight hours of the year, August promotes delightful daytime activities. Despite the intense heat, the tropical city uses its climatic harmony to deliver weather conditions that are comfortable and captivating. Ultimately, August's weather encapsulates the city's spirit, preserving its tropical allure.

Temperature

Kaneohe experiences the peak of its temperatures in August and September, when the average high-temperatures rise to 81°F (27.2°C).

Heat index

The heat index in August is appraised at a tropical 86°F (30°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

The months with the highest humidity are February through April, July, August, October and December, with an average relative humidity of 76%.

Rainfall

In Kaneohe, Hawaii, in August, it is raining for 13.8 days, with typically 0.87" (22mm) of accumulated precipitation. In Kaneohe, during the entire year, the rain falls for 187.1 days and collects up to 15.83" (402mm) of precipitation.

Ocean temperature

In August, the average ocean temperature in Kaneohe, Hawaii, is 79.5°F (26.4°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is perceived as agreeably warm, making all water activities enjoyable without the risk of discomfort over lengthy durations.

Daylight

In Kaneohe, the average length of the day in August is 12h and 50min.
On the first day of the month, sunrise is at 6:04 am and sunset at 7:10 pm. On the last day of August, in Kaneohe, sunrise is at 6:14 am and sunset at 6:47 pm HST.

Sunshine

In Kaneohe, the average sunshine in August is 8.7h.

UV index

July through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 7 transforms into these recommendations:
Shield from overexposure. Defense against sun-related harm is required. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take note! Sand and water reflections strengthen the Sun's UV exposure.
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Frequently asked questions

What is the warmest month in Kaneohe?

Kaneohe's temperature peaks during August and September, with an average high-temperature of 81°F (27.2°C).

What is the usual temperature for Kaneohe in August?

In August, the average high-temperature and low-temperature in Kaneohe are 81°F (27.2°C) and 76.6°F (24.8°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 86°F (30°C).

What is the most humid month in Kaneohe?

February through April, July, August, October and December, with an average relative humidity of 76%, are most humid months in Kaneohe, Hawaii.

What is the average humidity in August in Kaneohe?

In Kaneohe, the average relative humidity in August is 76%.

How much does it rain in Kaneohe in August?

In August, in Kaneohe, Hawaii, the rain falls for 13.8 days. Throughout August, 0.87" (22mm) of precipitation is accumulated.

What is the water temperature in August in Kaneohe?

In August, the average ocean temperature in Kaneohe, Hawaii, is 79.5°F (26.4°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.

What is the average length of the day in August in Kaneohe?

In August, the average day length in Kaneohe, Hawaii, is 12h and 50min.

What time are sunrise and sunset in August in Kaneohe?

On the first day of August in Kaneohe, sunrise is at 6:04 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 6:47 pm HST.

How many hours of sunshine does Kaneohe have in August?

The average sunshine duration in August in Kaneohe, Hawaii, is 8.7h.

What is the month with the highest UV index in Kaneohe?

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

How high is the UV index in August in Kaneohe?

In August, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Average temperature in August
Kaneohe, HI

Average temperature in August - Kaneohe, HI
  • Average high temperature in August: 81°F

The warmest months (with the highest average high temperature) are August and September (81°F).
The month with the lowest average high temperature is February (74.3°F).

  • Average low temperature in August: 76.6°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is February (69.6°F).

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Average pressure in August
Kaneohe, HI

Average pressure in August - Kaneohe, HI
  • Average pressure in August: 29.99"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 August
Kaneohe, HI

Average wind speed in August - Kaneohe, HI
  • Average wind speed in August: 12.9mph

The windiest month (with the highest average wind speed) is July (13.5mph).
The calmest month (with the lowest average wind speed) is January (10.3mph).

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Average humidity in August
Kaneohe, HI

Average humidity in August - Kaneohe, HI
  • Average humidity in August: 76%

The months with the highest relative humidity are February, March, April, July, August, October and December (76%).
The months with the lowest relative humidity are January, May, June, September and November (75%).

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Average rainfall in August
Kaneohe, HI

Average rainfall in August - Kaneohe, HI
  • Average rainfall in August: 0.87"

The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.71").

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Average rainfall days in August
Kaneohe, HI

Average rainfall days in August - Kaneohe, HI
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is June (13.5 days).

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Average sea temperature in August
Kaneohe, HI

Average sea temperature in August - Kaneohe, HI
  • Average sea temperature in August: 79.5°F

The best month for swimming (with the highest average sea temperature) is September (80.4°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).

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Average daylight in August /
Average sunshine in August
Kaneohe, HI

Average daylight in August / Average sunshine in August - Kaneohe, HI
  • Average daylight in August: 12h and 5min

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 August: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days in August
Kaneohe, HI

Average sunshine days in August - Kaneohe, HI
  • Average sunshine days in August: 11.7 days

The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is April (6.5 days).

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Average UV index in August
Kaneohe, HI

Average UV index in August - Kaneohe, HI
  • Average UV index in August: 7

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

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Average cloud cover in August
Kaneohe, HI

Average cloud cover in August - Kaneohe, HI
  • Average cloud cover in August: 36

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in August
Kaneohe, HI

Average visibility in August - Kaneohe, HI
  • Average visibility in August: 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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Kaneohe, Hawaii, USA

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