S
M
T
W
T
F
S
26
88°
66°
27
90°
64°
28
88°
63°
29
84°
63°
30
84°
66°
1
84°
66°
2
88°
66°
3
88°
64°
4
84°
66°
5
84°
63°
6
84°
66°
7
84°
64°
8
84°
61°
9
86°
63°
10
86°
64°
11
88°
59°
12
84°
63°
13
84°
63°
14
84°
63°
15
88°
63°
16
88°
64°
17
99°
64°
18
88°
61°
19
88°
64°
20
84°
64°
21
84°
63°
22
77°
64°
23
79°
70°
24
81°
63°
25
86°
61°
26
85°
63°
27
86°
61°
28
86°
66°
29
85°
67°
30
83°
65°
31
88°
68°
1
93°
65°
2
92°
66°
3
88°
64°
4
89°
65°
5
87°
54°
6
85°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Janaúba
Janaúba's May 2026 forecast shows daily high temperatures ranging from 83° to 93°, with overnight lows between 53° and 68°. The average high for May is 87° with an average low of 63°. 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 Janaúba. See also: June | July | August.