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Falmouth Foreside, Casco Bay, Maine Sea Temperature in October

Maine, United States

September Falmouth Foreside, Casco Bay, Maine year-round → November

Average sea temperature for Falmouth Foreside, Casco Bay, Maine, United States across October, based on 10 years of daily readings.

Average

13.47° C

High

16.06° C

Low

11.17° C

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a real risk.

October is the 5th warmest of 12 months at Falmouth Foreside, Casco Bay, Maine. On average the water sits 2.8° than the year-round mean of 10.65° C.

Compared to September, October is 3.1° cooler than (16.59° C in September). By November the water is usually 10.33° C.

Falmouth Foreside, Casco Bay, Maine Day-by-Day Water Temperature in October

10-year low, average and high

10.0° C
11.8° C
13.5° C
15.3° C
17.0° 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 Falmouth Foreside, Casco Bay, Maine.

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 Falmouth Foreside, Casco Bay, Maine

10-year daily averages

Day Average Low High
October 1 15.03° C 14.5° C 16.06° C
October 2 14.8° C 13.71° C 15.82° C
October 3 14.68° C 13.77° C 15.71° C
October 4 14.65° C 13.62° C 15.64° C
October 5 14.7° C 13.55° C 15.79° C
October 6 14.77° C 13.79° C 15.77° C
October 7 14.67° C 13.51° C 15.7° C
October 8 14.38° C 13.23° C 15.7° C
October 9 14.09° C 13.16° C 15.63° C
October 10 13.87° C 12.92° C 15.13° C
October 11 13.79° C 13.05° C 15° C
October 12 13.72° C 12.87° C 15.18° C
October 13 13.63° C 12.73° C 15.38° C
October 14 13.58° C 12.91° C 15.62° C
October 15 13.54° C 12.93° C 15.75° C
October 16 13.44° C 12.6° C 15.6° C
October 17 13.22° C 12.24° C 15.54° C
October 18 13.01° C 11.97° C 15.28° C
October 19 12.91° C 11.92° C 14.78° C
October 20 12.92° C 11.91° C 14.6° C
October 21 12.94° C 12.09° C 14.58° C
October 22 12.9° C 12.04° C 14.5° C
October 23 12.88° C 12.1° C 14.38° C
October 24 12.87° C 12.2° C 14.22° C
October 25 12.78° C 12.05° C 13.97° C
October 26 12.69° C 11.87° C 13.58° C
October 27 12.57° C 11.73° C 13.74° C
October 28 12.39° C 11.48° C 13.95° C
October 29 12.2° C 11.23° C 13.72° C
October 30 12.04° C 11.17° C 12.9° C
October 31 12.01° C 11.22° C 12.77° C

Where October Sits in the Year

October highlighted

-0.5° C
5.5° C
11.5° C
17.5° C
23.5° C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
5.61° C
4.26° C
4.28° C
5.95° C
9.57° C
14.12° C
17.51° C
18.52° C
16.59° C
13.47° C
10.33° C
7.55° C
10-year monthly history for Falmouth Foreside, Casco Bay, Maine. 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

Falmouth Foreside, Casco Bay, Maine Location

43.7317, -70.2050

43.73170, -70.20500 View on OpenStreetMap →

Falmouth Foreside, Casco Bay, Maine sits at 43.7317°N, 70.2050°W, on the coast of Maine, 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 Falmouth Foreside, Casco Bay, Maine