San Antonio Oeste — Water Temperature in October

Water Temperature Range

9°C

minimum

13°C

average

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

October: Climate and Swimming Opportunities

Average Night Air Temperature

8°C

Average Day Air Temperature

17°C

Precipitation Amount per Month

19 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

8 hrs

Average Wind Speed

27 km/h

Average Humidity

48%

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.