Wai'ao Beach — Water Temperature in May

Water Temperature Range

19°C

minimum

24°C

average

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

May: Climate and Swimming Opportunities

Average Night Air Temperature

21°C

Average Day Air Temperature

24°C

Precipitation Amount per Month

139 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

5 hrs

Average Wind Speed

11 km/h

Average Humidity

84%

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.