Kalutara — Water Temperature in January

Water Temperature Range

25°C

minimum

28°C

average

30°C

maximum

Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

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

January: Climate and Swimming Opportunities

Average Night Air Temperature

23°C

Average Day Air Temperature

30°C

Precipitation Amount per Month

126 mm

Number of Rainy Days

Daylight per Day

12 hrs

Sunshine per Day

8 hrs

Average Wind Speed

14 km/h

Average Humidity

74%

At such water and air temperatures, swimming feels truly comfortable and relaxing. The warm water won’t cool you down, so you can stay in for a long time without getting chilled.