S
M
T
W
T
F
S
26
46°
39°
27
46°
39°
28
52°
32°
29
57°
30°
30
54°
30°
1
52°
30°
2
70°
34°
3
71°
54°
4
63°
34°
5
52°
30°
6
53°
35°
7
65°
33°
8
66°
41°
9
74°
42°
10
67°
43°
11
72°
45°
12
75°
50°
13
74°
49°
14
73°
47°
15
74°
50°
16
80°
57°
17
73°
51°
18
72°
52°
19
70°
52°
20
68°
47°
21
64°
44°
22
64°
44°
23
65°
45°
24
66°
45°
25
65°
46°
26
66°
45°
27
66°
46°
28
67°
47°
29
70°
55°
30
68°
50°
31
69°
51°
1
75°
57°
2
78°
58°
3
79°
59°
4
80°
60°
5
80°
61°
6
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Dawson
Dawson's May 2026 forecast shows daily high temperatures ranging from 52° to 80°, with overnight lows between 30° and 61°. The average high for May is 70° with an average low of 48°. 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 Dawson. See also: June | July | August.