Weather in Kauai Island, United States in July

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Visiting Kauai Island, United States in July

The weather in July is marginally warmer than the previous month and temperatures continue to rise slightly into August. July has average maximum temperatures of 29°C (84°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.4 hours of sunshine per day. It is a good time for sunbathing in Kauai Island.

July has total rainfall of 4.1cm (1.6inches) making it mostly dry with very rare light showers although there are 18.5 days with some rainfall, so on the days it does rain it is only light and intermittent and shouldn't affect your beach enjoyment too much.

Sea temperatures are a very warm 27°C (80°F). July is an excellent month for swimming in Kauai Island with very comfortable temperatures for bathing all day. The sea temperature in July is marginally warmer than the previous month and temperatures continue to rise slightly into August.

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

Can you sunbathe in Kauai Island in July?

Yes, July is a good time for sunbathing in Kauai Island.

July has average maximum temperatures of 29°C (84°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.4 hours of sunshine per day. July has total rainfall of 4.1cm (1.6inches) making it mostly dry with very rare light showers although there are 18.5 days with some rainfall, so on the days it does rain it is only light and intermittent and shouldn't affect your beach enjoyment too much.

More about July temperature and sunshine.

Can you swim in Kauai Island in July?

Yes, July is an excellent month for swimming in Kauai Island with very warm sea temperatures 27°C (80°F).

More about July sea temperatures.

Is July a good time to holiday in Kauai Island?

Yes, July is a good time for a holiday in Kauai Island.

July has average maximum temperatures of 29°C (84°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.4 hours of sunshine per day. July has total rainfall of 4.1cm (1.6inches) making it mostly dry with very rare light showers although there are 18.5 days with some rainfall, so on the days it does rain it is only light and intermittent and shouldn't affect your beach enjoyment too much. It is a good time for sunbathing in Kauai Island. Sea temperatures are a very warm 27°C (80°F). July is an excellent month for swimming in Kauai Island with very comfortable temperatures for bathing all day.

More about the July temperatures and sunshine.

Is Kauai Island warm in July?

Yes, Kauai Island is very warm and perfect for sunbathing on clear days in July.

The average maximum temperature in Kauai Island in July is 29°C (84°F). The average maximum temperature is 28°C (83°) in the previous month and 29°C (85°F) in the next month.

The average temperature in Kauai Island in July is 26°C (79°F). The average temperature is 26°C (78°F) in the previous month and 27°C (80°F) in the next month.

More info about the July temperatures and sunshine.

How sunny is Kauai Island in July?

The average day light hours per day in Kauai Island in July are 13.4. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.4 hours of sunshine per day.

More about July sunshine.

Temperature in Kauai Island in July

The weather in July is marginally warmer than the previous month and temperatures continue to rise slightly into August. The average maximum temperature in Kauai Island in July is 29°C (84°F). The average maximum temperature is 28°C (83°F) in the previous month and 29°C (85°F) in the next month.

The average temperature in Kauai Island in July is 26°C (79°F). The average temperature is 26°C (78°F) in the previous month and 27°C (80°F) in the next month.

The average minimum temperature in Kauai Island in July is 23°C (74°F). The minimum temperature is 23°C (73°F) in the previous month and 23°C (74°F) in the next month.

Sunshine in Kauai Island in July

The days in July are marginally shorter than the previous month and days continue to get marginally shorter into August. July has marginally more hours of sunshine than the previous month and hours of sunshine continue to rise slightly into August. During July the average day light hours are 13.4 per day in Kauai Island. The sunshine percentage is 55% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.4 hours of sunshine per day.

The ultraviolet index in Kauai Island in July is typically 12.9 during July. 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 Kauai Island in July

The average sea water temperature in Kauai Island in July is 26.8°C (80.2°F) which is very warm and ideal for relaxing and swimming for the whole day. The sea temperature in July is marginally warmer than the previous month and temperatures continue to rise slightly into August.

Rainfall in Kauai Island in July

July weather is marginally wetter than the previous month and rainfall continues to rise slightly into August. July has fewer days of rain than the previous month. The average total rainfall in Kauai Island in July is 4.1cm (1.6inches) and on average there are 18.5 rainy days in July making it a wet time to visit the beach.

Humidity in Kauai Island in July

The maximum dew point (an indicator of humidity) in Kauai Island in July is 21°C (70°F) which is very humid and quite uncomfortable for most unless you are on a beach. At night you would most likely require a fan. 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 Kauai Island in July is typically 81.1%. The maximum relative humidity is 82% in the previous month and 79.4% in the next month.

The average relative humidity in Kauai Island in July is typically 69.8%. The average relative humidity is 70.8% in the previous month and 68.4% in the next month.

Wind Speed in Kauai Island in July

The average maximum wind speed in Kauai Island in July is typically 29KM/H (18MPH). The average maximum wind speed is 29KM/H (18MPH) in the previous month and 29KM/H (18MPH) in the next month.

The average wind speed in Kauai Island in July is typically 18KM/H (11MPH). The average wind speed is 18KM/H (11MPH) in the previous month and 18KM/H (11MPH) in the next month.

The average wind direction in Kauai Island in July is from the South East.

Monthly Averages

Suggested Beaches in July

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