Bicheno — Water Temperature in August

Water Temperature Range

11°C

minimum

13°C

average

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

August: Climate and Swimming Opportunities

Average Night Air Temperature

5°C

Average Day Air Temperature

14°C

Precipitation Amount per Month

85 mm

Number of Rainy Days

Daylight per Day

10 hrs

Sunshine per Day

5 hrs

Average Wind Speed

18 km/h

Average Humidity

77%

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.