Falmouth — Water Temperature in July

Water Temperature Range

15°C

minimum

21°C

average

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

July: Climate and Swimming Opportunities

Average Night Air Temperature

17°C

Average Day Air Temperature

26°C

Precipitation Amount per Month

70 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

8 hrs

Average Wind Speed

16 km/h

Average Humidity

75%

At such water and air temperatures, swimming is pleasant and refreshing rather than hot. After you get in, it feels comfortable, and you’ll warm up quickly when you come out.