Falmouth — Water Temperature in October

Water Temperature Range

11°C

minimum

14°C

average

17°C

maximum

Water Temperature Chart for October

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

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

Climate and Swimming Opportunities in Falmouth in October

Average Day Air Temperature

17°C

Average Night Air Temperature

7°C

Precipitation Amount per Month

58 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

7 hrs

Average Wind Speed

17 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.