S
M
T
W
T
F
S
26
69°
37°
27
73°
39°
28
71°
46°
29
75°
44°
30
79°
45°
1
81°
44°
2
84°
54°
3
89°
52°
4
89°
54°
5
87°
56°
6
86°
58°
7
84°
52°
8
76°
51°
9
79°
49°
10
79°
50°
11
80°
50°
12
86°
46°
13
68°
50°
14
69°
46°
15
62°
43°
16
64°
40°
17
71°
43°
18
74°
46°
19
73°
48°
20
80°
49°
21
81°
52°
22
85°
52°
23
84°
58°
24
83°
58°
25
80°
54°
26
71°
54°
27
85°
53°
28
95°
62°
29
71°
53°
30
71°
47°
31
78°
49°
1
82°
55°
2
82°
53°
3
75°
56°
4
77°
52°
5
73°
51°
6
67°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Monitor
Monitor's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Monitor. See also: June | July | August.