Weather in Okinawa, Okinawa Island, Japan in January

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Visiting Okinawa, Okinawa Island, Japan in January

January has average maximum temperatures of 19°C (66°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 58% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.2 hours of sunshine per day. January has total rainfall of 9.7cm (3.8inches) making it a bit rainy but with mostly light showers although there are 22 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 not a good time for sunbathing in Okinawa. Sea temperatures are a warm 23°C (73°F). January is a good month for swimming in Okinawa with comfortable temperatures for most people.

Consider visiting Okinawa in the months of March, July, September, October, for the best beach weather.

The weather in January is cool and dry, with occasional rain showers. It is not the ideal time for swimming or sunbathing, but you can still enjoy beach walks and explore the coastal areas. Snorkeling, diving, and other water sports may be possible, but it is best to check the conditions and water temperature before participating. Also consider one of our other suggestions for January.

Can you sunbathe in Okinawa in January?

No, January is not a good time for sunbathing in Okinawa.

January has average maximum temperatures of 19°C (66°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 58% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.2 hours of sunshine per day. January has total rainfall of 9.7cm (3.8inches) making it a bit rainy but with mostly light showers although there are 22 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 January temperature and sunshine.

Can you swim in Okinawa in January?

Yes, January is a good month for swimming in Okinawa with warm sea temperatures 23°C (73°F).

More about January sea temperatures.

Is January a good time to holiday in Okinawa?

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

January has average maximum temperatures of 19°C (66°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 58% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.2 hours of sunshine per day. January has total rainfall of 9.7cm (3.8inches) making it a bit rainy but with mostly light showers although there are 22 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 not a good time for sunbathing in Okinawa. Sea temperatures are a warm 23°C (73°F). January is a good month for swimming in Okinawa with comfortable temperatures for most people.

More about the January temperatures and sunshine.

Is Okinawa warm in January?

Yes, Okinawa is not that warm but sunbathing may be possible on some clear days in January.

The average maximum temperature in Okinawa in January is 19°C (66°F). The average maximum temperature is 21°C (69°) in the previous month and 20°C (68°F) in the next month.

The average temperature in Okinawa in January is 16°C (60°F). The average temperature is 17°C (62°F) in the previous month and 17°C (62°F) in the next month.

More info about the January temperatures and sunshine.

How sunny is Okinawa in January?

The average day light hours per day in Okinawa in January are 10.7. The sunshine percentage is 58% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.2 hours of sunshine per day.

More about January sunshine.

Crowds in Okinawa in January

In January, Okinawa experiences cooler temperatures, with averages around 15-20°C (59-68°F), which can make beach visits less appealing. As a result, the beaches are generally less crowded during this month. There are no major public holidays or events in January that would significantly impact beach crowds.

Temperature in Okinawa in January

The average maximum temperature in Okinawa in January is 19°C (66°F). The average maximum temperature is 21°C (69°F) in the previous month and 20°C (68°F) in the next month.

The average temperature in Okinawa in January is 16°C (60°F). The average temperature is 17°C (62°F) in the previous month and 17°C (62°F) in the next month.

The average minimum temperature in Okinawa in January is 12°C (54°F). The minimum temperature is 13°C (56°F) in the previous month and 13°C (56°F) in the next month.

Sunshine in Okinawa in January

During January the average day light hours are 10.7 per day in Okinawa. The sunshine percentage is 58% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.2 hours of sunshine per day.

The ultraviolet index in Okinawa in January is typically 5.9 during January. 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 Okinawa in January

The average sea water temperature in Okinawa in January is 22.8°C (73.0°F) which is warm and pleasant for relaxing and swimming for long periods.

Rainfall in Okinawa in January

The average total rainfall in Okinawa in January is 9.7cm (3.8inches) and on average there are 22 rainy days in January making it a very wet time to visit the beach.

Humidity in Okinawa in January

The maximum dew point (an indicator of humidity) in Okinawa in January is 14°C (57°F) which is comfortable for everyone. The dew point is 15°C (58°F) in the previous month and 16°C (16°F) in the next month.

The average maximum relative humidity in Okinawa in January is typically 90.7%. The maximum relative humidity is 89.2% in the previous month and 92.8% in the next month.

The average relative humidity in Okinawa in January is typically 75.9%. The average relative humidity is 74.4% in the previous month and 79.7% in the next month.

Wind Speed in Okinawa in January

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

The average wind speed in Okinawa in January is typically 16KM/H (10MPH). The average wind speed is 16KM/H (10MPH) in the previous month and 16KM/H (10MPH) in the next month.

The average wind direction in Okinawa in January is from the North.

Monthly Averages

Suggested Beaches in January

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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.