Alys Beach — Water Temperature in March

Water Temperature Range

15°C

minimum

18°C

average

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

March: Climate and Swimming Opportunities

Average Night Air Temperature

10°C

Average Day Air Temperature

21°C

Precipitation Amount per Month

137 mm

Number of Rainy Days

Daylight per Day

12 hrs

Sunshine per Day

7 hrs

Average Wind Speed

13 km/h

Average Humidity

71%

At such water and air temperatures, swimming feels cool and invigorating. It’s comfortable for a quick dip, and you’ll feel fine as long as you warm up soon after.