Temperatures in January
It's pleasantly warm in January in Okinawa with an average temperature of 20°C. Temperatures this month range from a low of 19°C to a high of 22°C. At night, you can expect temperatures between 14°C and 18°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Okinawa in January. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of January
The month of January starts in Okinawa with mild temperatures, averaging around 21°C during the day and nights close to 17°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry. A shirt, maybe a light cardigan, and light trousers will do.
Mid-January
By mid-January, the average daytime temperature drops to around 20°C, with nights close to 16°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of January
By the end of January, the average daytime temperature in Okinawa will be around 20°C, with nights close to 16°C. A shower might show up, but overall the weather will be dry and sunny.
Water temperature
The water temperature at Okinawa is 24°C this month. Comfortable for a swim.
Precipitation in January
In January, there is an average of 91 mm of precipitation, spread over 9 days. The wind speed is around 5 Bft, mostly coming from the Southeast.
The average precipitation chance is 30% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in January for Okinawa. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Okinawa in January |
London | ||
|---|---|---|---|
 Average Temperature |
20°C | 8°C | |
 High Temp |
22°C | 9°C | |
| Low Temp |
19°C | 6°C | |
 Total Precipitation |
91 mm | 58 mm | |
| Rainy Days |
9 days | 9 days | |
December
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is January a good time to visit Okinawa?
Want nice weather? Then January is a great time to be in Okinawa. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Okinawa in January
With 27°C, Okinawa hit the highest temperature in the last 10 years in January 2020. The lowest daytime temperature in this month was 12°C in 2016. The extreme night temperatures ranged from a low of 7°C to a high of 22°C.
Check out the climate of Okinawa for all months and discover the best travel time
Curious about the climate in other parts of Japan? Check out the weather and climate in places like Tokyo, Kyōto, Osaka, or have a look at other destinations in Japan.
Daily Temperature in January in Okinawa
This chart shows the average daily temperatures, both day and night, for each day in January in Okinawa, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in January in Okinawa
The chart below shows the average daily precipitation in January for Okinawa, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for January, you can expect around 9 days of rain in Okinawa.
Daily UV Index in January in Okinawa
This chart shows the average daily UV index in January in Okinawa, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in Okinawa Over the Years
This chart shows the average temperature in January in Okinawa, measured in degrees Celsius, over the past years.
Total Precipitation in January in Okinawa Over the Years
This chart shows the average precipitation in January in Okinawa, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in January for Okinawa
Click on a specific day in January for detailed info on the typical weather on that day in Okinawa. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Okinawa
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Have you been to Okinawa in January?
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Average Weather in Okinawa by Month
Click on a month below to see detailed weather info for Okinawa. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
