S
M
T
W
T
F
S
26
86°
59°
27
78°
58°
28
77°
58°
29
80°
56°
30
81°
57°
1
80°
59°
2
79°
54°
3
78°
60°
4
69°
57°
5
69°
56°
6
72°
52°
7
77°
49°
8
82°
60°
9
86°
63°
10
87°
65°
11
85°
61°
12
87°
63°
13
87°
66°
14
91°
66°
15
81°
65°
16
74°
65°
17
81°
70°
18
77°
67°
19
74°
66°
20
74°
63°
21
73°
65°
22
70°
56°
23
73°
57°
24
72°
56°
25
78°
64°
26
78°
64°
27
77°
63°
28
74°
61°
29
74°
61°
30
76°
62°
31
74°
62°
1
77°
64°
2
79°
64°
3
78°
65°
4
78°
64°
5
79°
63°
6
75°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Beirut
Beirut's May 2026 forecast shows daily high temperatures ranging from 70° to 81°, with overnight lows between 56° and 70°. The average high for May is 76° with an average low of 63°. 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 Beirut. See also: June | July | August.