Weather in Oahu Island, United States in August

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Visiting Oahu Island, United States in August

August is one of the best months to visit Oahu Island for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

August is hot, and quite sunny but with occasional periods of cloudy and overcast skies. August is rainy with occasional dry periods but many rainy days. Also consider visiting Oahu Island in one of the other best months of June, July, September, for the best beach weather.

Also consider one of our other suggestions for August.

Can you sunbathe in Oahu Island in August?

Yes, August is a good time for sunbathing in Oahu Island. August is hot with lots of sunshine but some overcast and cloudy skies, still great for sunbathing, and there is high chance of rain showers.

The average maximum temperature in Oahu Island in August is 29°C (84°F).

More about August temperature and sunshine.

Can you swim in Oahu Island in August?

Yes, August is an excellent month for swimming in Oahu Island with very warm sea temperatures 27°C (81°F).

More about August sea temperatures.

Can you visit Oahu Island in August?

Yes, August is a good time for visiting Oahu Island.

August is hot and quite sunny but with occasional periods of cloudy and overcast skies. It is rainy with occasional dry periods but many rainy days.

It's a rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in Oahu Island in August is 29°C (84°F).

More about the August temperatures and sunshine.

How cold is Oahu Island in August?

The average minimum temperature in Oahu Island in August is 22°C (72°F). The minimum temperature is 22°C (72°F) in the previous month and 22°C (72°F) in the next month.

More about the August temperatures and sunshine.

How sunny is Oahu Island in August?

The average day light hours per day in Oahu Island in August are 12.9 and there are 7.4 hours of sunshine per day on average during August, making it quite sunny but with occasional periods of cloudy and overcast skies.

More about August sunshine.

Is it warm enough to swim in Oahu Island in August?

Yes, August is an excellent month for swimming in Oahu Island with very warm sea temperatures 27°C (81°F).

More about August sea temperatures.

Is August a good time to holiday in Oahu Island?

Yes, August is a good time for a holiday in Oahu Island.

August is hot and quite sunny but with occasional periods of cloudy and overcast skies. It is rainy with occasional dry periods but many rainy days.

It's a rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in Oahu Island in August is 29°C (84°F).

More about the August temperatures and sunshine.

Is Oahu Island in August worth visiting?

Yes, Oahu Island is worth visiting in August.

August is hot and quite sunny but with occasional periods of cloudy and overcast skies. It is rainy with occasional dry periods but many rainy days.

It's a rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in Oahu Island in August is 29°C (84°F).

More about the August temperatures and sunshine.

Is Oahu Island warm in August?

Yes, Oahu Island is hot in August.

The average maximum temperature in Oahu Island in August is 29°C (84°F). The average maximum temperature is 29°C (83°) in the previous month and 29°C (84°F) in the next month.

The average temperature in Oahu Island in August is 26°C (78°F). The average temperature ranges is 26°C (78°F) in the previous month and 26°C (78°F) in the next month.

More info about the August temperatures and sunshine.

Temperature in Oahu Island in August

The average maximum temperature in Oahu Island in August is 29°C (84°F). The average maximum temperature is 29°C (83°F) in the previous month and 29°C (84°F) in the next month.

The average temperature in Oahu Island in August is 26°C (78°F). The average temperature ranges is 26°C (78°F) in the previous month and 26°C (78°F) in the next month.

The average minimum temperature in Oahu Island in August is 22°C (72°F). The minimum temperature is 22°C (72°F) in the previous month and 22°C (72°F) in the next month.

Sunshine in Oahu Island in August

The average day light hours per day in Oahu Island in August are 12.9 and there are 7.4 hours of sunshine per day on average during August making it quite sunny but with occasional periods of cloudy and overcast skies

The ultraviolet index in Oahu Island in August is typically 13.1 during August. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Oahu Island in August

The average sea water temperature in Oahu Island in August is 27.3°C (81.1°F) which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Oahu Island in August

The average total rainfall in Oahu Island in August is 5.8cm (2.3inches) and on average there are 16.6 rainy days in August making it a wet time to visit the beach.

Humidity in Oahu Island in August

The maximum dew point (an indicator of humidity) in Oahu Island in August is 21°C (70°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 21°C (70°F) in the previous month and 21°C (21°F) in the next month.

The average maximum relative humidity in Oahu Island in August is typically 83.4%. The maximum relative humidity is 84.5% in the previous month and 84.2% in the next month.

The average relative humidity in Oahu Island in August is typically 70%. The average relative humidity is 71.2% in the previous month and 70.7% in the next month.

Wind Speed in Oahu Island in August

The average maximum wind speed in Oahu Island in August is typically 29KM/H (18MPH). The average maximum wind speed is 28KM/H (18MPH) in the previous month and 27KM/H (17MPH) in the next month.

The average wind speed in Oahu Island in August is typically 15KM/H (10MPH). The average wind speed is 16KM/H (10MPH) in the previous month and 14KM/H (9MPH) in the next month.

The average wind direction in Oahu Island in August is from the East.

Monthly Averages

Suggested Beaches in August

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