Palo Alto — Water Temperature in August

Water Temperature Range

12°C

minimum

15°C

average

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

August: Climate and Swimming Opportunities

Average Night Air Temperature

15°C

Average Day Air Temperature

22°C

Precipitation Amount per Month

2 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

10 hrs

Average Wind Speed

13 km/h

Average Humidity

67%

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.