Mount Pleasant — Water Temperature in January

Water Temperature Range

12°C

minimum

16°C

average

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

January: Climate and Swimming Opportunities

Average Night Air Temperature

4°C

Average Day Air Temperature

15°C

Precipitation Amount per Month

87 mm

Number of Rainy Days

Daylight per Day

10 hrs

Sunshine per Day

6 hrs

Average Wind Speed

15 km/h

Average Humidity

70%

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.