Weather in Kailua Beach, Kailua, United States in May

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Visiting Kailua Beach, Kailua, United States in May

The weather in May is marginally warmer than the previous month and temperatures continue to rise slightly into June. May has average maximum temperatures of 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day. It is a good time for sunbathing in Kailua Beach.

May has total rainfall of 3.2cm (1.3inches) making it mostly dry with very rare light showers although there are 16.7 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 26°C (79°F). May is an excellent month for swimming in Kailua Beach with very comfortable temperatures for bathing all day. The sea temperature in May is marginally warmer than the previous month and temperatures continue to rise slightly into June.

In May, Kailua Beach experiences mostly sunny days with occasional light showers. The ocean is calm and clear, providing excellent conditions for swimming, snorkeling, and stand-up paddleboarding. Surfing, windsurfing, and kitesurfing are all popular activities during this month. Consider visiting Kailua Beach in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for May.

Can you sunbathe in Kailua Beach in May?

Yes, May is a good time for sunbathing in Kailua Beach.

May has average maximum temperatures of 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day. May has total rainfall of 3.2cm (1.3inches) making it mostly dry with very rare light showers although there are 16.7 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 May temperature and sunshine.

Can you swim in Kailua Beach in May?

Yes, May is an excellent month for swimming in Kailua Beach with very warm sea temperatures 26°C (79°F).

More about May sea temperatures.

Is May a good time to holiday in Kailua Beach?

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

May has average maximum temperatures of 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day. May has total rainfall of 3.2cm (1.3inches) making it mostly dry with very rare light showers although there are 16.7 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 Kailua Beach. Sea temperatures are a very warm 26°C (79°F). May is an excellent month for swimming in Kailua Beach with very comfortable temperatures for bathing all day.

More about the May temperatures and sunshine.

Is Kailua Beach warm in May?

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

The average maximum temperature in Kailua Beach in May is 27°C (81°F). The average maximum temperature is 26°C (79°) in the previous month and 28°C (82°F) in the next month.

The average temperature in Kailua Beach in May is 25°C (76°F). The average temperature is 23°C (74°F) in the previous month and 26°C (78°F) in the next month.

More info about the May temperatures and sunshine.

How sunny is Kailua Beach in May?

The average day light hours per day in Kailua Beach in May are 13.2. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day.

More about May sunshine.

Crowds in Kailua Beach in May

May is the beginning of the peak season in Hawaii, so Kailua Beach starts to get busier during this month. Memorial Day weekend can also bring an influx of visitors, but the beach is not yet at its most crowded during May.

Temperature in Kailua Beach in May

The weather in May is marginally warmer than the previous month and temperatures continue to rise slightly into June. The average maximum temperature in Kailua Beach in May is 27°C (81°F). The average maximum temperature is 26°C (79°F) in the previous month and 28°C (82°F) in the next month.

The average temperature in Kailua Beach in May is 25°C (76°F). The average temperature is 23°C (74°F) in the previous month and 26°C (78°F) in the next month.

The average minimum temperature in Kailua Beach in May is 22°C (72°F). The minimum temperature is 22°C (71°F) in the previous month and 23°C (74°F) in the next month.

Sunshine in Kailua Beach in May

The days in May are longer than the previous month and the days continue to get marginally longer into June. May has marginally more hours of sunshine than the previous month and hours of sunshine continue to rise quickly into June. During May the average day light hours are 13.2 per day in Kailua Beach. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day.

The ultraviolet index in Kailua Beach in May is typically 12.5 during May. 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 Kailua Beach in May

The average sea water temperature in Kailua Beach in May is 26°C (78.8°F) which is very warm and ideal for relaxing and swimming for the whole day. The sea temperature in May is marginally warmer than the previous month and temperatures continue to rise slightly into June.

Rainfall in Kailua Beach in May

May weather is slightly wetter than the previous month. May has fewer days of rain than the previous month. The average total rainfall in Kailua Beach in May is 3.2cm (1.3inches) and on average there are 16.7 rainy days in May making it a wet time to visit the beach.

Humidity in Kailua Beach in May

The maximum dew point (an indicator of humidity) in Kailua Beach in May is 21°C (70°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 20°C (67°F) in the previous month and 21°C (21°F) in the next month.

The average maximum relative humidity in Kailua Beach in May is typically 85.9%. The maximum relative humidity is 84.3% in the previous month and 84.3% in the next month.

The average relative humidity in Kailua Beach in May is typically 74.3%. The average relative humidity is 72.9% in the previous month and 73.1% in the next month.

Wind Speed in Kailua Beach in May

The average maximum wind speed in Kailua Beach in May is typically 21KM/H (13MPH). The average maximum wind speed is 23KM/H (14MPH) in the previous month and 22KM/H (14MPH) in the next month.

The average wind speed in Kailua Beach in May is typically 12KM/H (7MPH). The average wind speed is 13KM/H (8MPH) in the previous month and 14KM/H (9MPH) in the next month.

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

Monthly Averages

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