S
M
T
W
T
F
S
27
38°
23°
28
36°
22°
29
35°
24°
30
39°
16°
31
36°
16°
1
34°
20°
2
34°
25°
3
35°
22°
4
36°
16°
5
34°
17°
6
36°
22°
7
36°
25°
8
38°
28°
9
40°
29°
10
45°
28°
11
44°
26°
12
41°
24°
13
38°
19°
14
35°
20°
15
37°
25°
16
42°
19°
17
40°
20°
18
39°
21°
19
43°
26°
20
46°
29°
21
Hist. Avg.
34°
20°
22
Hist. Avg.
35°
20°
23
Hist. Avg.
35°
20°
24
Hist. Avg.
35°
20°
25
Hist. Avg.
35°
21°
26
Hist. Avg.
35°
21°
27
Hist. Avg.
35°
21°
28
Hist. Avg.
35°
21°
29
Hist. Avg.
36°
21°
30
Hist. Avg.
36°
21°
31
Hist. Avg.
36°
21°
1
Hist. Avg.
36°
21°
2
Hist. Avg.
37°
22°
3
Hist. Avg.
37°
22°
4
Hist. Avg.
37°
22°
5
Hist. Avg.
37°
22°
6
Hist. Avg.
38°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Mason
Mason's January 2027 forecast shows daily high temperatures ranging from 34° to 46°, with overnight lows between 16° and 29°. The average high for January is 38° with an average low of 22°. 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 Mason. See also: February | March | April.
