S
M
T
W
T
F
S
26
81°
55°
27
83°
67°
28
71°
59°
29
65°
51°
30
64°
43°
1
63°
46°
2
62°
41°
3
71°
38°
4
80°
57°
5
66°
46°
6
62°
45°
7
65°
42°
8
73°
46°
9
80°
55°
10
72°
56°
11
74°
47°
12
79°
49°
13
77°
53°
14
72°
47°
15
82°
54°
16
81°
69°
17
90°
72°
18
82°
74°
19
81°
60°
20
68°
51°
21
69°
52°
22
73°
56°
23
80°
62°
24
79°
64°
25
81°
61°
26
83°
62°
27
82°
64°
28
80°
63°
29
81°
58°
30
81°
63°
31
84°
64°
1
85°
64°
2
85°
63°
3
79°
61°
4
78°
57°
5
80°
62°
6
85°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lithium
Lithium's May 2026 forecast shows daily high temperatures ranging from 68° to 90°, with overnight lows between 51° and 74°. The average high for May is 80° with an average low of 62°. 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 Lithium. See also: June | July | August.