August weather forecast
Maunaloa, HI

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Weather in August

In August, the town of Maunaloa, Hawaii experiences peak temperatures, reaching up to 80.2°F (26.8°C). As the month advances, the amount of daylight begins to diminish, signaling the end of summer. The trade winds decrease their intensity without disappearing entirely, adding a soothing touch to hot days. However, pressure shifts suggest an incoming change in weather patterns, so prepare for more dynamic conditions. Despite the heat, sea temperatures rise, promising warm, inviting waters for swimmers and surfers alike.

Temperature

The yearly peak temperatures occur in August and September, averaging a 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, during August, the rain falls for 9 days and regularly aggregates up to 0.43" (11mm) of precipitation. In Maunaloa, during the entire year, the rain falls for 126.4 days and collects up to 9.84" (250mm) of precipitation.

Ocean temperature

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

The average length of the day in August in Maunaloa 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, in Maunaloa, sunrise is at 6:12 am and sunset at 6:45 pm HST.

Sunshine

The average sunshine in August in Maunaloa is 9.4h.

UV index

The months with the highest UV index are June through October, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, a daily UV index of 7 turns into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take warning! Reflective sand and water surfaces intensify the Sun's UV rays.
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Frequently asked questions

What are the warmest months in Maunaloa?

Maunaloa experiences its warmest period in August and September, averaging a high-temperature of 80.2°F (26.8°C).

What are August temperatures in Maunaloa?

The high-temperature, in August, in Maunaloa, records 80.2°F (26.8°C), while the low-temperature is 77°F (25°C).

What is the most humid month in Maunaloa?

The months with the highest humidity in Maunaloa 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 many days does it rain in August in Maunaloa?

In August, in Maunaloa, the rain falls for 9 days. Throughout August, 0.43" (11mm) of precipitation is accumulated.

What is the water temperature in August in Maunaloa?

In Maunaloa, the average seawater temperature in August 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 Maunaloa have in August?

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

What time are sunrise and 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, sunrise is at 6:12 am and sunset at 6:45 pm HST.

How long on average sun shines in August in Maunaloa?

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

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

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

What is the UV index reading in August in Maunaloa?

In Maunaloa, Hawaii, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health risk from 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 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 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: 9h and 2min

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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Maunaloa, Hawaii, USA

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