S
M
T
W
T
F
S
28
45°
41°
29
43°
34°
30
44°
30°
31
38°
22°
1
46°
21°
2
42°
27°
3
40°
25°
4
39°
20°
5
38°
19°
6
44°
17°
7
45°
34°
8
51°
37°
9
44°
35°
10
42°
27°
11
53°
26°
12
53°
50°
13
52°
42°
14
50°
27°
15
49°
38°
16
51°
33°
17
50°
43°
18
50°
44°
19
51°
44°
20
49°
42°
21
51°
42°
22
50°
43°
23
50°
43°
24
48°
46°
25
47°
37°
26
47°
37°
27
52°
41°
28
51°
34°
29
46°
37°
30
51°
44°
31
51°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Wareham
Wareham's January 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for January is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Wareham. See also: February | March | April.