S
M
T
W
T
F
S
26
98°
72°
27
100°
72°
28
101°
71°
29
100°
72°
30
101°
71°
1
99°
72°
2
101°
74°
3
101°
74°
4
99°
75°
5
100°
75°
6
99°
73°
7
101°
74°
8
101°
75°
9
100°
76°
10
100°
75°
11
101°
73°
12
101°
74°
13
102°
77°
14
100°
75°
15
103°
72°
16
105°
75°
17
106°
75°
18
106°
76°
19
104°
76°
20
103°
76°
21
105°
76°
22
108°
77°
23
108°
77°
24
109°
75°
25
108°
74°
26
107°
77°
27
108°
77°
28
109°
76°
29
109°
78°
30
108°
77°
31
109°
78°
1
110°
79°
2
110°
78°
3
109°
78°
4
110°
77°
5
109°
76°
6
111°
78°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mecca
Mecca's May 2026 forecast shows daily high temperatures ranging from 98° to 111°, with overnight lows between 71° and 79°. The average high for May is 104° with an average low of 75°. 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 Mecca. See also: June | July | August.