S
M
T
W
T
F
S
27
65°
43°
28
65°
43°
29
66°
44°
30
66°
46°
31
66°
44°
1
67°
45°
2
68°
45°
3
68°
43°
4
65°
42°
5
66°
44°
6
66°
46°
7
65°
46°
8
66°
43°
9
67°
45°
10
66°
44°
11
65°
45°
12
68°
46°
13
69°
46°
14
67°
44°
15
67°
52°
16
65°
43°
17
66°
43°
18
66°
43°
19
68°
45°
20
Hist. Avg.
69°
50°
21
Hist. Avg.
69°
50°
22
Hist. Avg.
69°
50°
23
Hist. Avg.
69°
50°
24
Hist. Avg.
69°
50°
25
Hist. Avg.
69°
50°
26
Hist. Avg.
69°
50°
27
Hist. Avg.
69°
50°
28
Hist. Avg.
69°
50°
29
Hist. Avg.
69°
50°
30
Hist. Avg.
69°
50°
31
Hist. Avg.
69°
50°
1
Hist. Avg.
69°
50°
2
Hist. Avg.
69°
50°
3
Hist. Avg.
69°
50°
4
Hist. Avg.
69°
50°
5
Hist. Avg.
69°
50°
6
Hist. Avg.
69°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Monrovia
Monrovia's January 2027 forecast shows daily high temperatures ranging from 65° to 69°, with overnight lows between 42° and 52°. The average high for January is 66° with an average low of 45°. 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 Monrovia. See also: February | March | April.
