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Sea Temperature in Okinawa in January
Complete information on the sea temperature range in the East China Sea in Okinawa in January. Historical daily data. Climate details for January. Tips on swimming conditions and beach relaxation in Okinawa. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Okinawa in January
64°F
MINIMUN
70°F
AVERAGE
75°F
MAXIMUM
Historical Data of Water Temperature in January in Okinawa
Water Temperature Chart for East China Sea in Okinawa in January
Sea Temperature Table in Okinawa in January Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Jan 1 | 75°C | 73°C | 73°C | 74°C |
| Jan 2 | 75°C | 73°C | 73°C | 74°C |
| Jan 3 | 73°C | 73°C | 73°C | 73°C |
| Jan 4 | 73°C | 73°C | 73°C | 73°C |
| Jan 5 | 75°C | 73°C | 73°C | 74°C |
| Jan 6 | 73°C | 72°C | 72°C | 73°C |
| Jan 7 | 73°C | 72°C | 72°C | 73°C |
| Jan 8 | 73°C | 72°C | 72°C | 73°C |
| Jan 9 | 73°C | 72°C | 72°C | 72°C |
| Jan 10 | 73°C | 72°C | 72°C | 73°C |
| Jan 11 | 73°C | 72°C | 72°C | 72°C |
| Jan 12 | 73°C | 70°C | 70°C | 71°C |
| Jan 13 | 73°C | 70°C | 70°C | 71°C |
| Jan 14 | 72°C | 70°C | 70°C | 71°C |
| Jan 15 | 73°C | 70°C | 70°C | 71°C |
| Jan 16 | 73°C | 70°C | 70°C | 71°C |
| Jan 17 | 72°C | 70°C | 70°C | 71°C |
| Jan 18 | 72°C | 68°C | 68°C | 70°C |
| Jan 19 | 72°C | 68°C | 68°C | 70°C |
| Jan 20 | 72°C | 68°C | 68°C | 70°C |
| Jan 21 | 72°C | 68°C | 68°C | 70°C |
| Jan 22 | 72°C | 68°C | 68°C | 70°C |
| Jan 23 | 72°C | 68°C | 68°C | 70°C |
| Jan 24 | 72°C | 66°C | 66°C | 69°C |
| Jan 25 | 72°C | 66°C | 66°C | 69°C |
| Jan 26 | 73°C | 66°C | 66°C | 69°C |
| Jan 27 | 72°C | 66°C | 66°C | 69°C |
| Jan 28 | 73°C | 66°C | 66°C | 69°C |
| Jan 29 | 72°C | 66°C | 66°C | 69°C |
| Jan 30 | 72°C | 64°C | 64°C | 68°C |
Okinawa Climate and Swimming Opportunities in January
68°F
Average Day Air Temperature
57°F
Average Night Air Temperature
4 in
Precipitation Amount per Month
13 days
Number of Rainy Days
11 hrs
Daylight
per Day
3 hrs
Sunshine
per Day
10 mph
Average Wind Speed
72%
Average
humidity
Okinawa lies within the Okinawa Prefecture in Japan. The average daytime temperature in Okinawa in January is 20°C (68°F), while the nighttime average is 14°C (57°F). There are typically 13 rainy days during the month, with a total precipitation of 109 mm (4.3 inches). The daylight duration in January in Okinawa is 11 hours, with an average of 3 hours of sunshine per day. The average wind speed in January is 17 km/h (11 mph), and the humidity level is around 72%.
The water temperature in Okinawa in January ranges from 19°C to 23°C (66°F to 73°F). At the beginning of the month, the average temperature is around 23°C (73°F), shifting to 22°C (72°F) by mid-January and reaching 21°C (70°F) in the last ten days. Overall, the average sea temperature in Okinawa for January is 22°C (72°F).
Frequently Asked Questions About Water Temperatures in January in Okinawa
What is the sea temperature in Okinawa in January?
The water temperature in the East China Sea in Okinawa in January ranges from 19°C to 23°C (66°F to 73°F).
Is it possible to swim in the Sea of Japan in Hokkaido in January?
The average sea temperature in Hokkaido in January is 0°C (32°F), and the air temperature is -1°C (31°F), so swimming in such conditions is extremely dangerous due to the risk of hypothermia and cold shock. Only experienced winter swimmers with proper preparation should attempt it.