S
M
T
W
T
F
S
1
59°
35°
2
66°
47°
3
68°
52°
4
71°
57°
5
70°
59°
6
69°
55°
7
65°
46°
8
62°
42°
9
58°
43°
10
57°
40°
11
55°
39°
12
53°
39°
13
55°
38°
14
54°
41°
15
57°
35°
16
56°
38°
17
50°
38°
18
55°
41°
19
58°
41°
20
57°
40°
21
57°
37°
22
55°
33°
23
44°
30°
24
44°
28°
25
43°
32°
26
43°
30°
27
42°
29°
28
42°
30°
29
48°
35°
30
51°
39°
1
53°
38°
2
51°
38°
3
53°
37°
4
48°
34°
5
50°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
November Weather in Old Greenwich
Old Greenwich's November 2026 forecast shows daily high temperatures ranging from 42° to 71°, with overnight lows between 28° and 59°. The average high for November is 55° with an average low of 39°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how November weather will actually feel in Old Greenwich. See also: December | January | February.