S
M
T
W
T
F
S
26
63°
40°
27
72°
41°
28
64°
48°
29
52°
43°
30
53°
32°
1
49°
28°
2
54°
29°
3
65°
30°
4
77°
43°
5
61°
42°
6
54°
37°
7
55°
36°
8
66°
30°
9
66°
37°
10
59°
31°
11
59°
39°
12
63°
32°
13
57°
44°
14
67°
41°
15
73°
36°
16
85°
54°
17
72°
54°
18
82°
66°
19
81°
42°
20
58°
33°
21
57°
39°
22
62°
44°
23
66°
46°
24
73°
51°
25
72°
48°
26
72°
48°
27
73°
47°
28
74°
49°
29
74°
50°
30
75°
48°
31
76°
53°
1
71°
53°
2
75°
52°
3
68°
53°
4
68°
50°
5
70°
52°
6
74°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Alger
Alger's May 2026 forecast shows daily high temperatures ranging from 57° to 82°, with overnight lows between 33° and 66°. The average high for May is 71° with an average low of 49°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Alger. See also: June | July | August.