S
M
T
W
T
F
S
27
27°
17°
28
28°
24°
29
33°
24°
30
37°
27°
31
38°
28°
1
39°
26°
2
40°
22°
3
41°
16°
4
35°
13°
5
25°
11°
6
23°
17°
7
24°
20°
8
27°
18°
9
30°
15°
10
31°
6°
11
29°
7°
12
19°
9°
13
23°
6°
14
22°
4°
15
18°
6°
16
19°
9°
17
21°
17°
18
25°
8°
19
30°
5°
20
25°
12°
21
21°
21°
22
32°
20°
23
34°
13°
24
31°
19°
25
29°
20°
26
29°
21°
27
33°
20°
28
34°
25°
29
Hist. Avg.
28°
14°
30
Hist. Avg.
29°
14°
31
Hist. Avg.
29°
14°
1
Hist. Avg.
29°
14°
2
Hist. Avg.
29°
14°
3
Hist. Avg.
29°
14°
4
Hist. Avg.
29°
14°
5
Hist. Avg.
29°
14°
6
Hist. Avg.
29°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in London
London's January 2027 forecast shows daily high temperatures ranging from 18° to 41°, with overnight lows between 4° and 28°. The average high for January is 29° with an average low of 16°. 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 London. See also: February | March | April.
