S
M
T
W
T
F
S
26
45°
36°
27
46°
37°
28
46°
43°
29
45°
30°
30
43°
28°
31
46°
39°
1
43°
41°
2
45°
41°
3
50°
41°
4
50°
37°
5
46°
28°
6
46°
27°
7
41°
37°
8
39°
36°
9
43°
39°
10
41°
37°
11
41°
37°
12
41°
39°
13
39°
36°
14
41°
34°
15
41°
37°
16
41°
32°
17
41°
32°
18
43°
32°
19
48°
34°
20
57°
48°
21
59°
48°
22
55°
45°
23
52°
45°
24
54°
43°
25
48°
36°
26
48°
37°
27
46°
34°
28
48°
32°
1
50°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
February Weather in Alton
Alton's February 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for February 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 February weather will actually feel in Alton. See also: March | April | May.
