S
M
T
W
T
F
S
26
96°
70°
27
97°
77°
28
97°
79°
29
86°
73°
30
93°
68°
1
96°
69°
2
102°
72°
3
103°
73°
4
106°
74°
5
107°
80°
6
100°
82°
7
101°
79°
8
96°
75°
9
99°
77°
10
100°
73°
11
107°
78°
12
108°
82°
13
105°
79°
14
104°
77°
15
105°
78°
16
108°
78°
17
95°
76°
18
99°
72°
19
108°
77°
20
103°
83°
21
108°
79°
22
102°
81°
23
104°
73°
24
109°
78°
25
107°
79°
26
108°
82°
27
111°
82°
28
112°
84°
29
113°
85°
30
110°
84°
31
109°
84°
1
108°
83°
2
107°
82°
3
107°
80°
4
108°
81°
5
108°
81°
6
107°
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 107° to 113°, with overnight lows between 79° and 85°. The average high for May is 109° with an average low of 82°. 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.
