Weather in Kapaa, United States in August

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Visiting Kapaa, United States in August

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

The weather in August is marginally warmer than the previous month and temperatures continue to rise slightly into September. August has average maximum temperatures of 30°C (85°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.6 hours of sunshine per day.

August has total rainfall of 1.6cm (0.6inches) making it predominantly dry with occasional light showers on very few days. There are just 5.9 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.

Sea temperatures are a very warm 27°C (81°F). August is an excellent month for swimming in Kapaa with very comfortable temperatures for bathing all day. The sea temperature in August is marginally warmer than the previous month and temperatures continue to rise slightly into September.

Also consider visiting Kapaa in one of the other best months of May, July, September, for the best beach weather. Also consider one of our other suggestions for August.

Can you sunbathe in Kapaa in August?

Yes, August is a good time for sunbathing in Kapaa.

August has average maximum temperatures of 30°C (85°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.6 hours of sunshine per day. August has total rainfall of 1.6cm (0.6inches) making it predominantly dry with occasional light showers on very few days. There are just 5.9 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.

More about August temperature and sunshine.

Can you swim in Kapaa in August?

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

More about August sea temperatures.

Is August a good time to holiday in Kapaa?

Yes, August is a great time for a holiday in Kapaa.

August has average maximum temperatures of 30°C (85°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.6 hours of sunshine per day. August has total rainfall of 1.6cm (0.6inches) making it predominantly dry with occasional light showers on very few days. There are just 5.9 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. Sea temperatures are a very warm 27°C (81°F). August is an excellent month for swimming in Kapaa with very comfortable temperatures for bathing all day.

More about the August temperatures and sunshine.

Is Kapaa warm in August?

Yes, Kapaa is very warm and perfect for sunbathing on clear days in August.

The average maximum temperature in Kapaa in August is 30°C (85°F). The average maximum temperature is 29°C (85°) in the previous month and 30°C (86°F) in the next month.

The average temperature in Kapaa in August is 26°C (80°F). The average temperature is 26°C (79°F) in the previous month and 26°C (80°F) in the next month.

More info about the August temperatures and sunshine.

How sunny is Kapaa in August?

The average day light hours per day in Kapaa in August are 12.9. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.6 hours of sunshine per day.

More about August sunshine.

Temperature in Kapaa in August

The weather in August is marginally warmer than the previous month and temperatures continue to rise slightly into September. The average maximum temperature in Kapaa in August is 30°C (85°F). The average maximum temperature is 29°C (85°F) in the previous month and 30°C (86°F) in the next month.

The average temperature in Kapaa in August is 26°C (80°F). The average temperature is 26°C (79°F) in the previous month and 26°C (80°F) in the next month.

The average minimum temperature in Kapaa in August is 23°C (73°F). The minimum temperature is 23°C (73°F) in the previous month and 23°C (73°F) in the next month.

Sunshine in Kapaa in August

The days in August are marginally shorter than the previous month and days continue to get slightly shorter into September. August has marginally more hours of sunshine than the previous month and hours of sunshine continue to rise slightly into September. During August the average day light hours are 12.9 per day in Kapaa. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.6 hours of sunshine per day.

The ultraviolet index in Kapaa in August is typically 12.9 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 Kapaa in August

The average sea water temperature in Kapaa in August is 27.4°C (81.3°F) which is very warm and ideal for relaxing and swimming for the whole day. The sea temperature in August is marginally warmer than the previous month and temperatures continue to rise slightly into September.

Rainfall in Kapaa in August

August weather is slightly wetter than the previous month. August has fewer days of rain than the previous month. The average total rainfall in Kapaa in August is 1.6cm (0.6inches) and on average there are 5.9 rainy days in August making it a quite rainy time to visit the beach.

Humidity in Kapaa in August

The maximum dew point (an indicator of humidity) in Kapaa in August is 20°C (68°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 20°C (68°F) in the previous month and 21°C (21°F) in the next month.

The average maximum relative humidity in Kapaa in August is typically 69.9%. The maximum relative humidity is 71.1% in the previous month and 72.9% in the next month.

The average relative humidity in Kapaa in August is typically 59.2%. The average relative humidity is 61.4% in the previous month and 62.8% in the next month.

Wind Speed in Kapaa in August

The average maximum wind speed in Kapaa in August is typically 19KM/H (12MPH). The average maximum wind speed is 18KM/H (11MPH) in the previous month and 18KM/H (11MPH) in the next month.

The average wind speed in Kapaa in August is typically 7KM/H (5MPH). The average wind speed is 7KM/H (4MPH) in the previous month and 7KM/H (5MPH) in the next month.

The average wind direction in Kapaa in August is from the North West.

Monthly Averages

Suggested Beaches in August

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.