Cabo Frio — Water Temperature in October

Water Temperature Range

20°C

minimum

22°C

average

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

October: Climate and Swimming Opportunities

Average Night Air Temperature

19°C

Average Day Air Temperature

26°C

Precipitation Amount per Month

86 mm

Number of Rainy Days

Daylight per Day

12 hrs

Sunshine per Day

5 hrs

Average Wind Speed

15 km/h

Average Humidity

83%

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.