Sao Tome — Water Temperature in January

Water Temperature Range

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

January: Climate and Swimming Opportunities

Average Night Air Temperature

21°C

Average Day Air Temperature

33°C

Precipitation Amount per Month

105 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

8 hrs

Average Wind Speed

8 km/h

Average Humidity

75%

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.