Mashpee — Water Temperature in October

Water Temperature Range

9°C

minimum

16°C

average

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

October: Climate and Swimming Opportunities

Average Night Air Temperature

9°C

Average Day Air Temperature

17°C

Precipitation Amount per Month

93 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

7 hrs

Average Wind Speed

21 km/h

Average Humidity

73%

At such water and air temperatures, swimming often feels chilly and is best for short swims. Getting out can feel cold, so it helps to have dry clothes ready right away.