August weather forecast
Makena, HI

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Weather in August

The last month of the summer, August, is another warm month in Makena, Hawaii, with an average temperature ranging between max 79.5°F (26.4°C) and min 76.3°F (24.6°C).

Temperature

August's advent denotes a minor fluctuation in the average high-temperature to a still moderately hot 79.5°F (26.4°C) from July's 78.8°F (26°C). During the month of August, Makena's average nighttime temperature closely mirrors its daytime counterpart, at a still moderately hot 76.3°F (24.6°C).

Humidity

The months with the highest humidity in Makena are July and August, with an average relative humidity of 76%.

Rainfall

In Makena, in August, during 8.7 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, in Makena, there are 103.4 rainfall days, and 6.57" (167mm) of precipitation is accumulated.

Daylight

In Makena, the average length of the day in August is 12h and 49min.
On the first day of the month, sunrise is at 6:00 am and sunset at 7:03 pm. On the last day of August, sunrise is at 6:09 am and sunset at 6:41 pm HST.

Sunshine

In Makena, Hawaii, the average sunshine in August is 9.2h.

UV index

The months with the highest UV index are July through October, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 7 in August leads to these recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Makena in August?

In August, the average high-temperature and low-temperature in Makena are 79.5°F (26.4°C) and 76.3°F (24.6°C) respectively.

What is the most humid month in Makena?

July and August, with an average relative humidity of 76%, are most humid months in Makena.

What is the average humidity in August in Makena?

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

How much does it rain in Makena in August?

In August, in Makena, the rain falls for 8.7 days. Throughout August, 0.43" (11mm) of precipitation is accumulated.

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

In August, the average day length in Makena is 12h and 49min.

When is the sunrise / sunset in August in Makena?

On the first day of August in Makena, Hawaii, sunrise is at 6:00 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 6:41 pm HST.

How many hours of sunshine does Makena have in August?

In Makena, Hawaii, the average sunshine duration in August is 9.2h.

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

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

What is the UV index intensity in August in Makena?

In Makena, Hawaii, the average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Makena, HI

Average temperature in August - Makena, HI
  • Average high temperature in August: 79.5°F

The warmest month (with the highest average high temperature) is September (79.9°F).
The month with the lowest average high temperature is February (73.9°F).

  • Average low temperature in August: 76.3°F

The month with the highest average low temperature is October (76.5°F).
The coldest months (with the lowest average low temperature) are February and March (70.7°F).

Average pressure in August
Makena, HI

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

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

Average wind speed in August
Makena, HI

Average wind speed in August - Makena, HI
  • Average wind speed in August: 13.4mph

The windiest month (with the highest average wind speed) is June (13.6mph).
The calmest month (with the lowest average wind speed) is January (10.4mph).

Average humidity in August
Makena, HI

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

The months with the highest relative humidity are July and August (76%).
The months with the lowest relative humidity are January and February (74%).

Average rainfall in August
Makena, HI

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

The wettest months (with the highest rainfall) are March and December (0.87").
The driest month (with the least rainfall) is June (0.2").

Average rainfall days in August
Makena, HI

Average rainfall days in August - Makena, HI
  • Average rainfall days in August: 8.7 days

The month with the highest number of rainy days is March (11.9 days).
The month with the least rainy days is June (6.6 days).

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

Average daylight in August / Average sunshine in August - Makena, 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 1min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in August
Makena, HI

Average sunshine days in August - Makena, HI
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is June (19.9 days).
The month with the least sunshine days is March (15.2 days).

Average UV index in August
Makena, HI

Average UV index in August - Makena, HI
  • Average UV index in August: 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).

Average cloud cover in August
Makena, HI

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

The month with the most cloud cover is March (Cloud cover 30).
The months with the least cloud cover are June and September (Cloud cover 21).

Average visibility in August
Makena, HI

Average visibility in August - Makena, 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).

Makena, Hawaii, USA

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