S
M
T
W
T
F
S
26
57°
40°
27
67°
46°
28
60°
53°
29
67°
53°
30
65°
56°
1
69°
50°
2
61°
47°
3
61°
47°
4
66°
48°
5
64°
50°
6
67°
51°
7
68°
55°
8
66°
50°
9
68°
49°
10
68°
48°
11
67°
51°
12
68°
52°
13
67°
52°
14
67°
53°
15
68°
51°
16
68°
51°
17
68°
52°
18
69°
52°
19
69°
53°
20
68°
53°
21
70°
52°
22
71°
53°
23
72°
60°
24
78°
61°
25
75°
57°
26
72°
54°
27
72°
55°
28
74°
59°
29
73°
62°
30
73°
63°
31
75°
64°
1
76°
64°
2
78°
63°
3
76°
64°
4
79°
63°
5
83°
57°
6
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Garnet Valley
Garnet Valley's May 2026 forecast shows daily high temperatures ranging from 57° to 83°, with overnight lows between 40° and 64°. The average high for May is 70° with an average low of 54°. 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 Garnet Valley. See also: June | July | August.
