Weather in Okinawa, Okinawa Island, Japan in May

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Visiting Okinawa, Okinawa Island, Japan in May

The weather in May is warmer than the previous month and temperatures continue to rise into June. May has average maximum temperatures of 26°C (79°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 63% making it sunny but overcast at times. The hours of sunshine per day are 8.5hrs making the days long and bright. It is not an optimal time for sunbathing but it is possible on clearer days in Okinawa.

May has total rainfall of 32.7cm (12.9inches) making it rainy with a chance of occasional heavy showers. There are 21.9 days with some rainfall so there are few clear days to enjoy the beach.

Sea temperatures are a warm 23°C (74°F). May is a good month for swimming in Okinawa with comfortable temperatures for most people. The sea temperature in May is marginally warmer than the previous month and temperatures continue to rise quickly into June.

May is a great month for beach activities in Okinawa, with warm weather and plenty of sunshine. Swimming, sunbathing, snorkeling, and diving are all popular during this time. Surfing, windsurfing, and kitesurfing may also be possible, depending on the wind and wave conditions. Consider visiting Okinawa in the months of March, July, September, October, for the best beach weather. Also consider one of our other suggestions for May.

Can you sunbathe in Okinawa in May?

Yes, May is not an optimal time for sunbathing but it is possible on clearer days in Okinawa.

May has average maximum temperatures of 26°C (79°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 63% making it sunny but overcast at times. The hours of sunshine per day are 8.5hrs making the days long and bright. May has total rainfall of 32.7cm (12.9inches) making it rainy with a chance of occasional heavy showers. There are 21.9 days with some rainfall so there are few clear days to enjoy the beach.

More about May temperature and sunshine.

Can you swim in Okinawa in May?

Yes, May is a good month for swimming in Okinawa with warm sea temperatures 23°C (74°F).

More about May sea temperatures.

Is May a good time to holiday in Okinawa?

Yes, May is a good time for a holiday in Okinawa.

May has average maximum temperatures of 26°C (79°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 63% making it sunny but overcast at times. The hours of sunshine per day are 8.5hrs making the days long and bright. May has total rainfall of 32.7cm (12.9inches) making it rainy with a chance of occasional heavy showers. There are 21.9 days with some rainfall so there are few clear days to enjoy the beach. It is not an optimal time for sunbathing but it is possible on clearer days in Okinawa. Sea temperatures are a warm 23°C (74°F). May is a good month for swimming in Okinawa with comfortable temperatures for most people.

More about the May temperatures and sunshine.

Is Okinawa warm in May?

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

The average maximum temperature in Okinawa in May is 26°C (79°F). The average maximum temperature is 23°C (74°) in the previous month and 29°C (84°F) in the next month.

The average temperature in Okinawa in May is 23°C (74°F). The average temperature is 20°C (68°F) in the previous month and 27°C (80°F) in the next month.

More info about the May temperatures and sunshine.

How sunny is Okinawa in May?

The average day light hours per day in Okinawa in May are 13.4. The sunshine percentage is 63% making it sunny but overcast at times. The hours of sunshine per day are 8.5hrs making the days long and bright.

More about May sunshine.

Crowds in Okinawa in May

May is a popular month for beach visits in Okinawa, as temperatures continue to rise and the Golden Week holidays continue into early May. Beaches can get moderately crowded during this time, especially during the holidays.

Temperature in Okinawa in May

The weather in May is warmer than the previous month and temperatures continue to rise into June. The average maximum temperature in Okinawa in May is 26°C (79°F). The average maximum temperature is 23°C (74°F) in the previous month and 29°C (84°F) in the next month.

The average temperature in Okinawa in May is 23°C (74°F). The average temperature is 20°C (68°F) in the previous month and 27°C (80°F) in the next month.

The average minimum temperature in Okinawa in May is 20°C (69°F). The minimum temperature is 17°C (62°F) in the previous month and 24°C (76°F) in the next month.

Sunshine in Okinawa 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 slightly into June. During May the average day light hours are 13.4 per day in Okinawa. The sunshine percentage is 63% making it sunny but overcast at times. The hours of sunshine per day are 8.5hrs making the days long and bright.

The ultraviolet index in Okinawa in May is typically 12.4 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 Okinawa in May

The average sea water temperature in Okinawa in May is 23.1°C (73.6°F) which is warm and pleasant for relaxing and swimming for long periods. The sea temperature in May is marginally warmer than the previous month and temperatures continue to rise quickly into June.

Rainfall in Okinawa in May

May weather is significantly wetter than the previous month and rainfall continues to rise slightly into June. May has a few more days of rain than the previous month. The average total rainfall in Okinawa in May is 32.7cm (12.9inches) and on average there are 21.9 rainy days in May making it a very wet time to visit the beach.

Humidity in Okinawa in May

The maximum dew point (an indicator of humidity) in Okinawa in May is 23°C (73°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 19°C (66°F) in the previous month and 26°C (26°F) in the next month.

The average maximum relative humidity in Okinawa in May is typically 96.4%. The maximum relative humidity is 92.6% in the previous month and 96.6% in the next month.

The average relative humidity in Okinawa in May is typically 86.2%. The average relative humidity is 79.5% in the previous month and 88.5% in the next month.

Wind Speed in Okinawa in May

The average maximum wind speed in Okinawa in May is typically 28KM/H (17MPH). The average maximum wind speed is 27KM/H (17MPH) in the previous month and 30KM/H (19MPH) in the next month.

The average wind speed in Okinawa in May is typically 15KM/H (9MPH). The average wind speed is 15KM/H (9MPH) in the previous month and 17KM/H (11MPH) in the next month.

The average wind direction in Okinawa in May is from the East.

Monthly Averages

Suggested Beaches in May

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