S
M
T
W
T
F
S
26
77°
58°
27
78°
55°
28
84°
56°
29
90°
59°
30
93°
63°
1
93°
69°
2
95°
68°
3
97°
67°
4
81°
68°
5
79°
59°
6
89°
60°
7
99°
63°
8
105°
70°
9
106°
75°
10
108°
72°
11
109°
75°
12
107°
77°
13
100°
75°
14
99°
73°
15
101°
73°
16
97°
77°
17
94°
70°
18
83°
64°
19
87°
68°
20
94°
64°
21
98°
65°
22
90°
64°
23
93°
64°
24
91°
65°
25
90°
65°
26
91°
61°
27
84°
64°
28
83°
62°
29
86°
66°
30
93°
70°
31
95°
72°
1
96°
74°
2
98°
73°
3
97°
74°
4
93°
69°
5
89°
66°
6
90°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Arrowhead Junction
Arrowhead Junction's May 2026 forecast shows daily high temperatures ranging from 83° to 98°, with overnight lows between 61° and 74°. The average high for May is 91° with an average low of 67°. 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 Arrowhead Junction. See also: June | July | August.