S
M
T
W
T
F
S
26
54°
29°
27
55°
30°
28
56°
31°
29
56°
31°
30
57°
32°
1
57°
32°
2
58°
34°
3
57°
32°
4
58°
33°
5
59°
34°
6
61°
36°
7
60°
34°
8
61°
36°
9
59°
37°
10
59°
35°
11
60°
34°
12
63°
38°
13
63°
36°
14
61°
36°
15
62°
37°
16
61°
36°
17
62°
37°
18
62°
37°
19
63°
38°
20
63°
37°
21
64°
44°
22
73°
47°
23
74°
41°
24
67°
38°
25
64°
44°
26
63°
45°
27
66°
47°
28
75°
44°
29
67°
42°
30
70°
53°
31
79°
50°
1
77°
47°
2
68°
46°
3
69°
43°
4
68°
45°
5
70°
45°
6
67°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mazama
Mazama's May 2026 forecast shows daily high temperatures ranging from 54° to 79°, with overnight lows between 29° and 53°. The average high for May is 64° with an average low of 39°. 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 Mazama. See also: June | July | August.