Isla Santa Margarita — Water Temperature in October

Water Temperature Range

21°C

minimum

27°C

average

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

October: Climate and Swimming Opportunities

Average Night Air Temperature

22°C

Average Day Air Temperature

33°C

Precipitation Amount per Month

13 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

8 hrs

Average Wind Speed

9 km/h

Average Humidity

54%

At such water and air temperatures, swimming feels truly comfortable and relaxing. The warm water won’t cool you down, so you can stay in for a long time without getting chilled.

Water Temperature in Nearby Locations

San Carlos