S
M
T
W
T
F
S
27
28°
16°
28
30°
17°
29
31°
17°
30
31°
19°
31
34°
17°
1
35°
15°
2
33°
14°
3
29°
13°
4
28°
12°
5
24°
12°
6
25°
9°
7
23°
11°
8
23°
11°
9
22°
3°
10
29°
1°
11
27°
-1°
12
15°
-2°
13
12°
11°
14
25°
13°
15
30°
15°
16
22°
5°
17
28°
11°
18
Hist. Avg.
22°
5°
19
Hist. Avg.
22°
5°
20
Hist. Avg.
22°
4°
21
Hist. Avg.
22°
4°
22
Hist. Avg.
22°
4°
23
Hist. Avg.
22°
4°
24
Hist. Avg.
22°
4°
25
Hist. Avg.
22°
5°
26
Hist. Avg.
22°
5°
27
Hist. Avg.
22°
5°
28
Hist. Avg.
23°
5°
29
Hist. Avg.
23°
5°
30
Hist. Avg.
23°
5°
31
Hist. Avg.
23°
5°
1
Hist. Avg.
23°
6°
2
Hist. Avg.
24°
6°
3
Hist. Avg.
24°
6°
4
Hist. Avg.
24°
6°
5
Hist. Avg.
24°
6°
6
Hist. Avg.
25°
7°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Montreal
Montreal's January 2027 forecast shows daily high temperatures ranging from 12° to 35°, with overnight lows between -2° and 19°. The average high for January is 27° with an average low of 11°. 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 Montreal. See also: February | March | April.
