August weather forecast
Maunaloa, HI

Weather in August

August, the last month of the summer in Maunaloa, is also a moderately hot month, with an average temperature ranging between max 80.2°F (26.8°C) and min 77°F (25°C).

Temperature

The warmest months are August and September, with an average high-temperature of 80.2°F (26.8°C).

Humidity

The months with the highest humidity are April through August, with an average relative humidity of 76%.

Rainfall

In Maunaloa, in August, it is raining for 9 days, with typically 0.43" (11mm) of accumulated precipitation. Throughout the year, in Maunaloa, there are 126.4 rainfall days, and 9.84" (250mm) of precipitation is accumulated.

Ocean temperature

In Maunaloa, in August, the average water temperature is 78.8°F (26°C).
Note: 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.

Daylight

The average length of the day in August is 12h and 50min.
On the first day of the month, sunrise is at 6:02 am and sunset at 7:07 pm. On the last day of August, sunrise is at 6:12 am and sunset at 6:45 pm HST.

Sunshine

In August, the average sunshine in Maunaloa, Hawaii, is 9.4h.

UV index

June through October, with an average maximum UV index of 7, are months with the highest UV index in Maunaloa, Hawaii. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What are the warmest months in Maunaloa?

Warmest months in Maunaloa are August and September, with an average high-temperature of 80.2°F (26.8°C).

What is the most humid month in Maunaloa?

The months with the highest humidity are April through August, with an average relative humidity of 76%.

What is the average humidity in August in Maunaloa?

The average relative humidity in August in Maunaloa, Hawaii, is 76%.

How much does it rain in Maunaloa in August?

In Maunaloa, Hawaii, in August, it is raining for 9 days, with typically 0.43" (11mm) of accumulated precipitation.

How warm is the water in August in Maunaloa?

In Maunaloa, the average seawater temperature in August is 78.8°F (26°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.

How many hours of daylight does Maunaloa have in August?

The average day length in August in Maunaloa, Hawaii, is 12h and 50min.

When is the sunrise / sunset in August in Maunaloa?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 7:07 pm. On the last day of the month, in Maunaloa, Hawaii, sunrise is at 6:12 am and sunset at 6:45 pm HST.

How long on average sun shines in August in Maunaloa?

In August, the average sunshine duration in Maunaloa, Hawaii, is 9.4h.

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

The months with the highest UV index in Maunaloa, Hawaii, are June through October, with an average maximum UV index of 7.

What is the UV index reading in August in Maunaloa?

In August, the average daily maximum UV index in Maunaloa is 7. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.

Average temperature in August
Maunaloa, HI

Average temperature in August - Maunaloa, HI
  • Average high temperature in August: 80.2°F

The warmest months (with the highest average high temperature) are August and September (80.2°F).
The month with the lowest average high temperature is February (74.3°F).

  • Average low temperature in August: 77°F

The months with the highest average low temperature are September and October (77.2°F).
The coldest month (with the lowest average low temperature) is March (71.2°F).

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Average pressure in August
Maunaloa, HI

Average pressure in August - Maunaloa, HI
  • Average pressure in August: 29.98"Hg

The months with the highest atmospheric pressure are March and April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

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Average wind speed in August
Maunaloa, HI

Average wind speed in August - Maunaloa, HI
  • Average wind speed in August: 13.5mph

The windiest month (with the highest average wind speed) is July (13.9mph).
The calmest month (with the lowest average wind speed) is January (10.8mph).

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Average humidity in August
Maunaloa, HI

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

The months with the highest relative humidity are April, May, June, July and August (76%).
The months with the lowest relative humidity are January and November (74%).

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Average rainfall in August
Maunaloa, HI

Average rainfall in August - Maunaloa, HI
  • Average rainfall in August: 0.43"

The wettest month (with the highest rainfall) is March (1.3").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in August
Maunaloa, HI

Average rainfall days in August - Maunaloa, HI
  • Average rainfall days in August: 9 days

The month with the highest number of rainy days is March (13.2 days).
The month with the least rainy days is July (8.5 days).

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Average sea temperature in August
Maunaloa, HI

Average sea temperature in August - Maunaloa, HI
  • Average sea temperature in August: 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).

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

Average daylight in August / Average sunshine in August - Maunaloa, HI
  • Average daylight in August: 12h and 50min

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 52min).

  • Average sunshine in August: 9h and 24min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in August
Maunaloa, HI

Average sunshine days in August - Maunaloa, HI
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is July (16.1 days).
The month with the least sunshine days is November (10.8 days).

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Average UV index in August
Maunaloa, HI

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

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

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Average cloud cover in August
Maunaloa, HI

Average cloud cover in August - Maunaloa, HI
  • Average cloud cover in August: 24

The months with the most cloud cover are February and March (Cloud cover 30).
The month with the least cloud cover is September (Cloud cover 23).

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Average visibility in August
Maunaloa, HI

Average visibility in August - Maunaloa, 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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