S
M
T
W
T
F
S
26
80°
45°
27
69°
59°
28
62°
53°
29
61°
43°
30
63°
37°
1
60°
41°
2
59°
41°
3
73°
42°
4
78°
56°
5
59°
47°
6
61°
40°
7
68°
39°
8
66°
50°
9
79°
51°
10
70°
47°
11
74°
43°
12
83°
50°
13
73°
48°
14
73°
42°
15
80°
52°
16
78°
65°
17
85°
67°
18
77°
64°
19
77°
52°
20
68°
44°
21
71°
54°
22
66°
57°
23
74°
57°
24
78°
60°
25
76°
63°
26
80°
62°
27
78°
61°
28
80°
63°
29
80°
63°
30
78°
62°
31
81°
62°
1
79°
58°
2
82°
62°
3
75°
59°
4
75°
55°
5
76°
63°
6
82°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sweetwater
Sweetwater's May 2026 forecast shows daily high temperatures ranging from 66° to 82°, with overnight lows between 44° and 64°. The average high for May is 77° with an average low of 59°. 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 Sweetwater. See also: June | July | August.