Miyakojima — Water Temperature in January

Water Temperature Range

16°C

minimum

19°C

average

22°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
JAN 1	20°C	20°C	21°C	19°C
JAN 2	20°C	20°C	20°C	19°C
JAN 3	20°C	20°C	20°C	20°C
JAN 4	20°C	20°C	20°C	20°C
JAN 5	20°C	20°C	20°C	20°C
JAN 6	20°C	20°C	20°C	20°C
JAN 7	20°C	20°C	20°C	20°C
JAN 8	20°C	20°C	20°C	20°C
JAN 9	20°C	20°C	20°C	19°C
JAN 10	20°C	20°C	20°C	19°C
JAN 11	19°C	19°C	19°C	18°C
JAN 12	19°C	19°C	19°C	18°C
JAN 13	19°C	19°C	19°C	19°C
JAN 14	20°C	20°C	20°C	19°C
JAN 15	20°C	20°C	20°C	19°C
JAN 16	19°C	19°C	19°C	19°C
JAN 17	20°C	20°C	20°C	19°C
JAN 18	20°C	20°C	20°C	19°C
JAN 19	20°C	20°C	19°C	20°C
JAN 20	20°C	20°C	20°C	19°C
JAN 21	19°C	19°C	19°C	19°C
JAN 22	19°C	19°C	19°C	19°C
JAN 23	19°C	19°C	19°C	19°C
JAN 24	20°C	20°C	20°C	19°C
JAN 25	20°C	20°C	19°C	20°C
JAN 26	19°C	19°C	19°C	19°C
JAN 27	18°C	18°C	17°C	19°C
JAN 28	18°C	18°C	17°C	19°C
JAN 29	19°C	19°C	18°C	19°C
JAN 30	18°C	18°C	17°C	19°C
JAN 31	18°C	18°C	17°C	19°C

January: Climate and Swimming Opportunities

Average Night Air Temperature

13°C

Average Day Air Temperature

21°C

Precipitation Amount per Month

154 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

3 hrs

Average Wind Speed

11 km/h

Average Humidity

79%

At such water and air temperatures, swimming feels cool and invigorating. It’s comfortable for a quick dip, and you’ll feel fine as long as you warm up soon after.

Water Temperature in Nearby Locations

Ishigaki