Cumberland Island — Water Temperature in October

Water Temperature Range

20°C

minimum

25°C

average

29°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	2026	2025	2024	2023
OCT 1	-10°C	27°C	26°C	25°C
OCT 2	27°C	27°C	27°C	27°C
OCT 3	27°C	26°C	26°C	26°C
OCT 4	27°C	26°C	26°C	27°C
OCT 5	27°C	26°C	26°C	26°C
OCT 6	27°C	26°C	26°C	27°C
OCT 7	27°C	26°C	26°C	27°C
OCT 8	27°C	26°C	26°C	27°C
OCT 9	27°C	25°C	25°C	26°C
OCT 10	27°C	26°C	26°C	27°C
OCT 11	27°C	26°C	26°C	27°C
OCT 12	26°C	26°C	26°C	27°C
OCT 13	27°C	26°C	26°C	27°C
OCT 14	26°C	26°C	26°C	28°C
OCT 15	26°C	27°C	27°C	28°C
OCT 16	26°C	26°C	26°C	27°C
OCT 17	27°C	26°C	26°C	26°C
OCT 18	27°C	26°C	26°C	26°C
OCT 19	27°C	25°C	25°C	24°C
OCT 20	26°C	25°C	25°C	26°C
OCT 21	25°C	25°C	25°C	26°C
OCT 22	24°C	25°C	25°C	25°C
OCT 23	23°C	25°C	25°C	25°C
OCT 24	23°C	25°C	25°C	25°C
OCT 25	23°C	25°C	25°C	24°C
OCT 26	22°C	25°C	25°C	25°C
OCT 27	22°C	25°C	25°C	25°C
OCT 28	22°C	25°C	25°C	25°C
OCT 29	22°C	24°C	24°C	22°C
OCT 30	21°C	24°C	24°C	22°C
OCT 31	22°C	23°C	23°C	22°C

October: Climate and Swimming Opportunities

Average Night Air Temperature

17°C

Average Day Air Temperature

27°C

Precipitation Amount per Month

115 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

8 hrs

Average Wind Speed

13 km/h

Average Humidity

71%

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.