Pernera — Water Temperature in May

Water Temperature Range

17°C

minimum

21°C

average

24°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	2025	2024	2023	2022
MAY 1	19°C	18°C	20°C	18°C
MAY 2	19°C	18°C	20°C	18°C
MAY 3	19°C	19°C	20°C	18°C
MAY 4	19°C	19°C	21°C	18°C
MAY 5	20°C	19°C	22°C	19°C
MAY 6	20°C	19°C	21°C	19°C
MAY 7	20°C	19°C	22°C	19°C
MAY 8	20°C	19°C	21°C	19°C
MAY 9	20°C	19°C	22°C	19°C
MAY 10	20°C	20°C	21°C	19°C
MAY 11	20°C	20°C	22°C	19°C
MAY 12	20°C	20°C	21°C	19°C
MAY 13	21°C	20°C	21°C	20°C
MAY 14	20°C	19°C	22°C	19°C
MAY 15	21°C	19°C	22°C	20°C
MAY 16	21°C	20°C	22°C	21°C
MAY 17	22°C	20°C	23°C	22°C
MAY 18	22°C	20°C	22°C	22°C
MAY 19	22°C	20°C	23°C	22°C
MAY 20	22°C	21°C	23°C	22°C
MAY 21	22°C	21°C	23°C	22°C
MAY 22	23°C	21°C	23°C	23°C
MAY 23	22°C	21°C	22°C	23°C
MAY 24	23°C	22°C	23°C	23°C
MAY 25	22°C	21°C	22°C	22°C
MAY 26	22°C	21°C	23°C	22°C
MAY 27	23°C	23°C	23°C	22°C
MAY 28	23°C	22°C	23°C	21°C
MAY 29	22°C	22°C	22°C	21°C
MAY 30	22°C	21°C	22°C	21°C
MAY 31	23°C	22°C	23°C	21°C

May: Climate and Swimming Opportunities

Average Night Air Temperature

15°C

Average Day Air Temperature

26°C

Precipitation Amount per Month

14 mm

Number of Rainy Days

Daylight per Day

14 hrs

Sunshine per Day

10 hrs

Average Wind Speed

12 km/h

Average Humidity

58%

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.