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South Bight, Amchitka Island, Rat Islands, Alaska Sea Temperature in October

Alaska, United States

September South Bight, Amchitka Island, Rat Islands, Alaska year-round → November

Average sea temperature for South Bight, Amchitka Island, Rat Islands, Alaska, United States across October, based on 10 years of daily readings.

Average

7.45° C

High

9.49° C

Low

6.03° C

This water is very cold and can cause pain. We don't recommend you swim in this temperature for anything other than very short swims of 5 to 10 minutes unless you are a very experienced cold water swimmer.

October is the 3rd warmest of 12 months at South Bight, Amchitka Island, Rat Islands, Alaska. On average the water sits 1.6° than the year-round mean of 5.87° C.

Compared to September, October is 0.9° cooler than (8.32° C in September). By November the water is usually 6.14° C.

South Bight, Amchitka Island, Rat Islands, Alaska Day-by-Day Water Temperature in October

10-year low, average and high

5.5° C
6.8° C
8.0° C
9.3° C
10.5° 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 South Bight, Amchitka Island, Rat Islands, Alaska.

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 South Bight, Amchitka Island, Rat Islands, Alaska

10-year daily averages

Day Average Low High
October 1 8.36° C 7.28° C 9.49° C
October 2 8.43° C 7.66° C 9.36° C
October 3 8.36° C 7.6° C 9.24° C
October 4 8.19° C 7.62° C 8.95° C
October 5 8.2° C 7.61° C 8.92° C
October 6 8.09° C 7.42° C 8.81° C
October 7 7.88° C 7.08° C 8.6° C
October 8 7.89° C 6.83° C 8.76° C
October 9 7.87° C 6.71° C 8.86° C
October 10 7.78° C 6.71° C 8.81° C
October 11 7.68° C 6.77° C 8.43° C
October 12 7.42° C 6.52° C 8.27° C
October 13 7.24° C 6.5° C 8.14° C
October 14 7.18° C 6.47° C 8.03° C
October 15 7.18° C 6.61° C 8.24° C
October 16 7.2° C 6.45° C 8.39° C
October 17 7.25° C 6.56° C 8.41° C
October 18 7.26° C 6.64° C 8.44° C
October 19 7.26° C 6.68° C 8.3° C
October 20 7.25° C 6.67° C 8.37° C
October 21 7.19° C 6.5° C 8.35° C
October 22 7.18° C 6.52° C 8.18° C
October 23 7.13° C 6.42° C 8.12° C
October 24 7.09° C 6.39° C 8.15° C
October 25 7.01° C 6.1° C 8.13° C
October 26 7.03° C 6.08° C 7.75° C
October 27 6.97° C 6.09° C 7.8° C
October 28 6.93° C 6.17° C 7.78° C
October 29 6.9° C 6.2° C 7.65° C
October 30 6.84° C 6.03° C 7.6° C
October 31 6.8° C 6.03° C 7.55° C

Where October Sits in the Year

October highlighted

1.5° C
4.3° C
7.0° C
9.8° C
12.5° C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
4.48° C
4.14° C
3.89° C
4.17° C
4.77° C
5.85° C
7.31° C
8.63° C
8.32° C
7.45° C
6.14° C
5.24° C
10-year monthly history for South Bight, Amchitka Island, Rat Islands, Alaska. 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 United States water for the same month

South Bight, Amchitka Island, Rat Islands, Alaska Location

51.3833, 179.3830

51.38330, 179.38300 View on OpenStreetMap →

South Bight, Amchitka Island, Rat Islands, Alaska sits at 51.3833°N, 179.3830°E, on the coast of Alaska, United States. 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 South Bight, Amchitka Island, Rat Islands, Alaska