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Port Adelaide (Outer Harbor) Sea Temperature in October

South Australia, Australia

September Port Adelaide (Outer Harbor) year-round → November

Average sea temperature for Port Adelaide (Outer Harbor), Australia across October, based on 10 years of daily readings.

Average

16.14° C

High

17.87° C

Low

14.28° C

At this temperature, water will feel cold compared to a swimming pool, but with a bit of experience and practice most people will find the water relatively comfortable to swim in.

October is the 8th warmest of 12 months at Port Adelaide (Outer Harbor). On average the water sits 1.7° than the year-round mean of 17.8° C.

Compared to September, October is 1.9° warmer than (14.23° C in September). By November the water is usually 18.01° C.

Port Adelaide (Outer Harbor) Day-by-Day Water Temperature in October

10-year low, average and high

13.5° C
14.8° C
16.0° C
17.3° C
18.5° C
1
5
10
15
20
25
31
Day-by-day low and high band with the 10-year daily average through October. Range Average

Each vertical bar above is one day of October. The shaded band covers the range the water has reached on that day across the last 10 years — the lowest reading at the bottom, the highest at the top. The line running through the bars is the daily average over those 10 years, so you can see the typical shape of the month at Port Adelaide (Outer Harbor).

A narrow band means the temperature on that day has stayed close to the average year on year. A taller band means it has swung more, often because of changeable weather around that time of year. Hovering a day pulls up its low, average, and high.

October Water Temperature Table for Port Adelaide (Outer Harbor)

10-year daily averages

Day Average Low High
October 1 15.21° C 14.34° C 17.05° C
October 2 15.35° C 14.34° C 17.3° C
October 3 15.44° C 14.28° C 17.14° C
October 4 15.52° C 14.7° C 17.05° C
October 5 15.48° C 14.46° C 16.67° C
October 6 15.4° C 14.35° C 16.37° C
October 7 15.33° C 14.33° C 16.28° C
October 8 15.38° C 14.32° C 16.29° C
October 9 15.47° C 14.42° C 16.48° C
October 10 15.64° C 14.78° C 16.67° C
October 11 15.74° C 14.87° C 16.82° C
October 12 15.79° C 14.9° C 16.68° C
October 13 15.84° C 15° C 16.62° C
October 14 15.92° C 14.97° C 16.8° C
October 15 16.07° C 15.08° C 17.21° C
October 16 16.1° C 14.95° C 17.57° C
October 17 16.19° C 14.91° C 17.62° C
October 18 16.38° C 15.1° C 17.41° C
October 19 16.55° C 15.06° C 17.8° C
October 20 16.62° C 15.18° C 17.72° C
October 21 16.84° C 16.07° C 17.51° C
October 22 16.86° C 16.05° C 17.55° C
October 23 16.86° C 15.92° C 17.69° C
October 24 16.7° C 16.06° C 17.67° C
October 25 16.58° C 15.76° C 17.62° C
October 26 16.66° C 15.68° C 17.59° C
October 27 16.7° C 16.1° C 17.51° C
October 28 16.71° C 16.24° C 17.54° C
October 29 16.88° C 16.31° C 17.71° C
October 30 16.99° C 16.11° C 17.83° C
October 31 17.11° C 16.2° C 17.87° C

Where October Sits in the Year

October highlighted

10.5° C
14.6° C
18.8° C
22.9° C
27.0° C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
21.87° C
22.28° C
21.88° C
19.91° C
17.52° C
15.01° C
13.38° C
13.21° C
14.23° C
16.14° C
18.01° C
20.17° C
10-year monthly history for Port Adelaide (Outer Harbor). Bars span historical low to high; the line marks the monthly average. Range Average
January → February → March → April → May → June → July → August → September → October → November → December →

Nearby Locations in October

Compare other Australia water for the same month

Port Adelaide (Outer Harbor) Location

-34.7833, 138.4833

-34.78330, 138.48330 View on OpenStreetMap →

Port Adelaide (Outer Harbor) sits at -34.7833°N, 138.4833°E, on the coast of South Australia, Australia. The marker on the map shows the spot the readings on this page come from. It usually sits a short distance from the town centre, out on the open water itself, so the numbers stay tied to the coast rather than a generic point inland.

Coastlines bend, headlands focus the water, and the temperature can run noticeably differently between two beaches that look close together on a map. Comparing nearby locations is a quick way to see how local geography is shaping the readings.

Nearest locations to Port Adelaide (Outer Harbor)