S
M
T
W
T
F
S
27
72°
48°
28
66°
56°
29
70°
61°
30
73°
63°
1
70°
55°
2
70°
46°
3
68°
48°
4
72°
50°
5
73°
50°
6
70°
48°
7
60°
48°
8
59°
45°
9
68°
52°
10
61°
48°
11
61°
46°
12
63°
53°
13
70°
55°
14
66°
46°
15
70°
57°
16
61°
48°
17
N/A
18
57°
46°
19
59°
52°
20
58°
51°
21
59°
44°
22
61°
53°
23
56°
45°
24
57°
50°
25
59°
51°
26
60°
52°
27
60°
50°
28
59°
49°
29
60°
46°
30
59°
45°
31
59°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Chatham
Chatham's October 2026 forecast shows daily high temperatures ranging from 56° to 61°, with overnight lows between 44° and 53°. The average high for October is 59° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Chatham. See also: November | December | January.