S
M
T
W
T
F
S
27
43°
31°
28
46°
31°
29
49°
27°
30
46°
26°
31
45°
36°
1
54°
20°
2
57°
18°
3
36°
21°
4
34°
23°
5
38°
22°
6
39°
28°
7
42°
27°
8
49°
26°
9
44°
28°
10
44°
38°
11
52°
33°
12
53°
32°
13
50°
35°
14
48°
37°
15
Hist. Avg.
44°
30°
16
Hist. Avg.
44°
30°
17
Hist. Avg.
44°
30°
18
Hist. Avg.
44°
30°
19
Hist. Avg.
44°
30°
20
Hist. Avg.
44°
30°
21
Hist. Avg.
44°
30°
22
Hist. Avg.
45°
30°
23
Hist. Avg.
45°
30°
24
Hist. Avg.
45°
30°
25
Hist. Avg.
45°
30°
26
Hist. Avg.
45°
30°
27
Hist. Avg.
45°
30°
28
Hist. Avg.
45°
30°
29
Hist. Avg.
45°
30°
30
Hist. Avg.
45°
30°
31
Hist. Avg.
46°
30°
1
Hist. Avg.
46°
30°
2
Hist. Avg.
46°
30°
3
Hist. Avg.
46°
30°
4
Hist. Avg.
46°
30°
5
Hist. Avg.
46°
30°
6
Hist. Avg.
46°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Washington
Washington's January 2027 forecast shows daily high temperatures ranging from 34° to 57°, with overnight lows between 18° and 38°. The average high for January is 46° with an average low of 28°. 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 Washington. See also: February | March | April.
