S
M
T
W
T
F
S
28
65°
38°
29
70°
42°
30
67°
56°
31
66°
51°
1
62°
54°
2
62°
54°
3
64°
55°
4
59°
53°
5
63°
47°
6
63°
45°
7
64°
44°
8
61°
41°
9
60°
36°
10
70°
43°
11
74°
41°
12
73°
42°
13
79°
40°
14
84°
43°
15
80°
45°
16
80°
42°
17
80°
40°
18
80°
40°
19
79°
40°
20
82°
41°
21
70°
43°
22
67°
47°
23
65°
51°
24
63°
45°
25
69°
38°
26
75°
42°
27
67°
35°
28
73°
40°
29
77°
42°
30
81°
41°
31
83°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Murrieta
Murrieta'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 Murrieta. See also: February | March | April.