S
M
T
W
T
F
S
26
72°
43°
27
61°
41°
28
61°
44°
29
68°
37°
30
68°
41°
1
67°
45°
2
80°
45°
3
87°
47°
4
96°
47°
5
81°
44°
6
72°
47°
7
70°
48°
8
74°
47°
9
73°
50°
10
71°
48°
11
70°
49°
12
69°
47°
13
68°
48°
14
69°
42°
15
70°
44°
16
70°
45°
17
69°
45°
18
66°
46°
19
65°
46°
20
68°
45°
21
64°
45°
22
66°
44°
23
71°
45°
24
73°
47°
25
74°
47°
26
73°
45°
27
72°
44°
28
71°
45°
29
73°
47°
30
74°
48°
31
74°
48°
1
68°
47°
2
72°
48°
3
74°
48°
4
70°
49°
5
71°
48°
6
74°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Phillips Arm
Phillips Arm's May 2026 forecast shows daily high temperatures ranging from 64° to 96°, with overnight lows between 42° and 50°. The average high for May is 72° with an average low of 46°. 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 Phillips Arm. See also: June | July | August.