Walvis Bay — Water Temperature in May

Water Temperature Range

11°C

minimum

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

May: Climate and Swimming Opportunities

Average Night Air Temperature

11°C

Average Day Air Temperature

25°C

Precipitation Amount per Month

1 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

7 hrs

Average Wind Speed

13 km/h

Average Humidity

66%

With such a ratio between the average monthly temperatures of water and air, swimming feels very cold and is only for cold-water enthusiasts. Most people will prefer just a brief splash, because warming up afterward can take time.