Ventura — Water Temperature in May

Water Temperature Range

12°C

minimum

16°C

average

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

May: Climate and Swimming Opportunities

Average Night Air Temperature

12°C

Average Day Air Temperature

22°C

Precipitation Amount per Month

5 mm

Number of Rainy Days

Daylight per Day

14 hrs

Sunshine per Day

10 hrs

Average Wind Speed

14 km/h

Average Humidity

70%

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.