August weather forecast
Omao, HI

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Weather in August

August, the last month of the summer in Omao, is also a moderately hot month, with an average temperature ranging between max 79.5°F (26.4°C) and min 75.7°F (24.3°C).

Temperature

The commencement of August records an average high-temperature of a still moderately hot 79.5°F (26.4°C), barely varying from July's 79°F (26.1°C). A slight dip in temperature to a still moderately hot 75.7°F (24.3°C) marks the average nights during August.

Humidity

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

Rainfall

In August, the rain falls for 21.1 days. Throughout August, 1.89" (48mm) of precipitation is accumulated. Throughout the year, there are 218.4 rainfall days, and 22.13" (562mm) of precipitation is accumulated.

Daylight

The average length of the day in August is 12h and 52min.
On the first day of August, sunrise is at 6:10 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 6:54 pm HST.

Sunshine

In August, the average sunshine is 8.4h.

UV index

The months with the lowest UV index are January through August, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Omao in August?

An average high-temperature, in August, in Omao, is 79.5°F (26.4°C) and the average low-temperature is 75.7°F (24.3°C).

What is the most humid month?

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

What is the average humidity in August?

The average relative humidity in August is 77%.

How many days does it rain in August?

In Omao, during August, the rain falls for 21.1 days and regularly aggregates up to 1.89" (48mm) of precipitation.

What is the average length of the day in August?

In Omao, the average day length in August is 12h and 52min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:10 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 6:54 pm HST.

How many hours of sunshine does Omao have in August?

In Omao, the average sunshine duration in August is 8.4h.

What are the months with the lowest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Omao, HI

Average temperature in August - Omao, HI
  • Average high temperature in August: 79.5°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 August: 75.7°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).

Average pressure in August
Omao, HI

Average pressure in August - Omao, HI
  • Average pressure in August: 30"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).

Average wind speed in August
Omao, HI

Average wind speed in August - Omao, HI
  • Average wind speed in August: 12.1mph

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).

Average humidity in August
Omao, HI

Average humidity in August - Omao, HI
  • Average humidity in August: 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%).

Average rainfall in August
Omao, HI

Average rainfall in August - Omao, HI
  • Average rainfall in August: 1.89"

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

Average rainfall days in August
Omao, HI

Average rainfall days in August - Omao, HI
  • Average rainfall days in August: 21.1 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).

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

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

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 August: 8h and 2min

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).

Average sunshine days in August
Omao, HI

Average sunshine days in August - Omao, HI
  • Average sunshine days in August: 2.9 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).

Average UV index in August
Omao, HI

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

Average cloud cover in August
Omao, HI

Average cloud cover in August - Omao, HI
  • Average cloud cover in August: 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).

Average visibility in August
Omao, HI

Average visibility in August - Omao, 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).

Omao, Hawaii, USA

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