Santo Antao — Water Temperature in May

Water Temperature Range

21°C

minimum

23°C

average

25°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
MAY 1	-10°C	23°C	22°C	23°C
MAY 2	23°C	23°C	22°C	22°C
MAY 3	23°C	23°C	22°C	23°C
MAY 4	23°C	23°C	21°C	24°C
MAY 5	23°C	23°C	22°C	23°C
MAY 6	23°C	23°C	22°C	23°C
MAY 7	23°C	23°C	22°C	23°C
MAY 8	23°C	23°C	22°C	23°C
MAY 9	23°C	23°C	22°C	23°C
MAY 10	23°C	23°C	22°C	23°C
MAY 11	24°C	23°C	22°C	24°C
MAY 12	23°C	23°C	22°C	22°C
MAY 13	23°C	23°C	23°C	22°C
MAY 14	23°C	23°C	23°C	22°C
MAY 15	23°C	23°C	22°C	23°C
MAY 16	23°C	23°C	22°C	22°C
MAY 17	23°C	23°C	22°C	22°C
MAY 18	23°C	23°C	22°C	22°C
MAY 19	23°C	23°C	23°C	23°C
MAY 20	23°C	23°C	22°C	23°C
MAY 21	23°C	23°C	23°C	23°C
MAY 22	23°C	23°C	23°C	24°C
MAY 23	23°C	23°C	22°C	23°C
MAY 24	23°C	23°C	23°C	24°C
MAY 25	23°C	23°C	22°C	24°C
MAY 26	23°C	23°C	23°C	23°C
MAY 27	23°C	23°C	22°C	24°C
MAY 28	23°C	23°C	23°C	24°C
MAY 29	24°C	24°C	23°C	24°C
MAY 30	23°C	24°C	23°C	24°C
MAY 31	24°C	23°C	22°C	24°C

May: Climate and Swimming Opportunities

Average Night Air Temperature

21°C

Average Day Air Temperature

26°C

Precipitation Amount per Month

0 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

2 hrs

Average Wind Speed

23 km/h

Average Humidity

75%

At such water and air temperatures, swimming is pleasant and refreshing rather than hot. After you get in, it feels comfortable, and you’ll warm up quickly when you come out.