S
M
T
W
T
F
S
26
99°
75°
27
100°
76°
28
99°
72°
29
98°
75°
30
96°
74°
1
95°
76°
2
99°
74°
3
97°
72°
4
94°
74°
5
96°
77°
6
100°
75°
7
101°
76°
8
102°
79°
9
102°
78°
10
103°
78°
11
103°
76°
12
102°
80°
13
102°
74°
14
103°
77°
15
104°
79°
16
105°
80°
17
104°
79°
18
104°
79°
19
104°
80°
20
105°
81°
21
105°
80°
22
106°
79°
23
106°
81°
24
107°
80°
25
107°
82°
26
106°
79°
27
105°
80°
28
103°
81°
29
104°
83°
30
105°
80°
31
107°
81°
1
106°
80°
2
108°
82°
3
110°
78°
4
109°
81°
5
108°
80°
6
105°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Riyadh
Riyadh's May 2026 forecast shows daily high temperatures ranging from 94° to 110°, with overnight lows between 72° and 83°. The average high for May is 103° with an average low of 78°. 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 Riyadh. See also: June | July | August.
