S
M
T
W
T
F
S
26
63°
46°
27
76°
45°
28
77°
54°
29
62°
49°
30
54°
44°
1
52°
38°
2
47°
37°
3
63°
37°
4
74°
50°
5
74°
60°
6
60°
47°
7
63°
41°
8
64°
46°
9
70°
51°
10
65°
48°
11
65°
42°
12
72°
42°
13
72°
48°
14
57°
45°
15
70°
44°
16
74°
52°
17
87°
60°
18
90°
67°
19
90°
68°
20
71°
51°
21
70°
50°
22
66°
53°
23
67°
53°
24
73°
56°
25
78°
59°
26
83°
64°
27
79°
58°
28
75°
51°
29
74°
46°
30
64°
50°
31
71°
55°
1
74°
54°
2
72°
56°
3
78°
59°
4
78°
60°
5
77°
60°
6
77°
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 64° to 83°, with overnight lows between 46° and 64°. The average high for May is 75° with an average low of 56°. 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.