Atlântida — Water Temperature in May

Water Temperature Range

17°C

minimum

20°C

average

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

May: Climate and Swimming Opportunities

Average Night Air Temperature

14°C

Average Day Air Temperature

22°C

Precipitation Amount per Month

110 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

6 hrs

Average Wind Speed

10 km/h

Average Humidity

83%

With such a ratio between the average monthly temperatures of water and air, swimming feels warm and comfortable even if the day isn’t hot. The water can feel warmer than the air, so getting out may feel a bit cool.