Weather in Kailua Beach, Kailua, United States in December

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Visiting Kailua Beach, Kailua, United States in December

December has average maximum temperatures of 26°C (79°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day. December has total rainfall of 10.4cm (4.1inches) making it a bit rainy but with only moderate tropical showers. There are 19.3 days with some rainfall so you can still enjoy the beach on the clear days. It is not an optimal time for sunbathing but it is possible on clearer days in Kailua Beach. Sea temperatures are a warm 25°C (77°F). December is a good month for swimming in Kailua Beach with comfortable temperatures for most people.

Consider visiting Kailua Beach in the months of June, July, August, September, for the best beach weather.

December brings cooler weather to Kailua Beach, with a mix of sun and clouds and occasional rain showers. The ocean remains relatively calm, making it suitable for swimming and snorkeling. Surfing may not be ideal due to smaller waves, but windsurfing and kitesurfing are popular due to the consistent trade winds. Also consider one of our other suggestions for December.

Can you sunbathe in Kailua Beach in December?

Yes, December is not an optimal time for sunbathing but it is possible on clearer days in Kailua Beach.

December has average maximum temperatures of 26°C (79°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day. December has total rainfall of 10.4cm (4.1inches) making it a bit rainy but with only moderate tropical showers. There are 19.3 days with some rainfall so you can still enjoy the beach on the clear days.

More about December temperature and sunshine.

Can you swim in Kailua Beach in December?

Yes, December is a good month for swimming in Kailua Beach with warm sea temperatures 25°C (77°F).

More about December sea temperatures.

Is December a good time to holiday in Kailua Beach?

Yes, December is a good time for a holiday in Kailua Beach.

December has average maximum temperatures of 26°C (79°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day. December has total rainfall of 10.4cm (4.1inches) making it a bit rainy but with only moderate tropical showers. There are 19.3 days with some rainfall so you can still enjoy the beach on the clear days. It is not an optimal time for sunbathing but it is possible on clearer days in Kailua Beach. Sea temperatures are a warm 25°C (77°F). December is a good month for swimming in Kailua Beach with comfortable temperatures for most people.

More about the December temperatures and sunshine.

Is Kailua Beach warm in December?

Yes, Kailua Beach is very warm and perfect for sunbathing on clear days in December.

The average maximum temperature in Kailua Beach in December is 26°C (79°F). The average maximum temperature is 27°C (81°) in the previous month and 26°C (78°F) in the next month.

The average temperature in Kailua Beach in December is 24°C (74°F). The average temperature is 25°C (76°F) in the previous month and 23°C (73°F) in the next month.

More info about the December temperatures and sunshine.

How sunny is Kailua Beach in December?

The average day light hours per day in Kailua Beach in December are 10.8. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day.

More about December sunshine.

Crowds in Kailua Beach in December

December sees an increase in visitors at Kailua Beach due to the holiday season. The weather is cooler and rainier, but many people still visit the area to enjoy the beach and celebrate the holidays. The beach can be moderately crowded during this month, particularly during Christmas and New Year's Eve celebrations.

Temperature in Kailua Beach in December

The average maximum temperature in Kailua Beach in December is 26°C (79°F). The average maximum temperature is 27°C (81°F) in the previous month and 26°C (78°F) in the next month.

The average temperature in Kailua Beach in December is 24°C (74°F). The average temperature is 25°C (76°F) in the previous month and 23°C (73°F) in the next month.

The average minimum temperature in Kailua Beach in December is 22°C (71°F). The minimum temperature is 22°C (72°F) in the previous month and 21°C (69°F) in the next month.

Sunshine in Kailua Beach in December

During December the average day light hours are 10.8 per day in Kailua Beach. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.0 hours of sunshine per day.

The ultraviolet index in Kailua Beach in December is typically 6.3 during December. An ultraviolet index reading of 6 to 7 indicates a high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 20 minutes. Protection against skin and eye damage is needed. Tanning will be safest before 10am and after 4pm. 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 Kailua Beach in December

The average sea water temperature in Kailua Beach in December is 24.9°C (76.8°F) which is warm and pleasant for relaxing and swimming for long periods.

Rainfall in Kailua Beach in December

The average total rainfall in Kailua Beach in December is 10.4cm (4.1inches) and on average there are 19.3 rainy days in December making it a wet time to visit the beach.

Humidity in Kailua Beach in December

The maximum dew point (an indicator of humidity) in Kailua Beach in December is 21°C (69°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 21°C (71°F) in the previous month and 20°C (20°F) in the next month.

The average maximum relative humidity in Kailua Beach in December is typically 87.7%. The maximum relative humidity is 87% in the previous month and 86.5% in the next month.

The average relative humidity in Kailua Beach in December is typically 75.9%. The average relative humidity is 75.1% in the previous month and 74.4% in the next month.

Wind Speed in Kailua Beach in December

The average maximum wind speed in Kailua Beach in December is typically 21KM/H (13MPH). The average maximum wind speed is 21KM/H (13MPH) in the previous month and 23KM/H (14MPH) in the next month.

The average wind speed in Kailua Beach in December is typically 11KM/H (7MPH). The average wind speed is 12KM/H (7MPH) in the previous month and 11KM/H (7MPH) in the next month.

The average wind direction in Kailua Beach in December is from the East-Northeast.

Monthly Averages

Suggested Beaches in December

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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.