Karteros — Water Temperature in January

Water Temperature Range

15°C

minimum

17°C

average

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

January: Climate and Swimming Opportunities

Average Night Air Temperature

9°C

Average Day Air Temperature

15°C

Precipitation Amount per Month

100 mm

Number of Rainy Days

Daylight per Day

10 hrs

Sunshine per Day

4 hrs

Average Wind Speed

17 km/h

Average Humidity

69%

At such water and air temperatures, swimming often feels chilly and is best for short swims. Getting out can feel cold, so it helps to have dry clothes ready right away.