S
M
T
W
T
F
S
26
84°
67°
27
85°
67°
28
85°
66°
29
84°
67°
30
85°
67°
1
85°
66°
2
81°
66°
3
80°
67°
4
80°
67°
5
81°
68°
6
81°
68°
7
82°
67°
8
80°
68°
9
81°
69°
10
82°
68°
11
85°
69°
12
87°
69°
13
87°
68°
14
86°
70°
15
85°
70°
16
86°
67°
17
85°
68°
18
90°
67°
19
90°
70°
20
91°
70°
21
89°
69°
22
90°
68°
23
89°
69°
24
89°
72°
25
88°
72°
26
90°
71°
27
91°
70°
28
92°
71°
29
91°
71°
30
92°
68°
31
92°
69°
1
91°
70°
2
92°
69°
3
93°
72°
4
92°
72°
5
93°
74°
6
93°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rosenberg
Rosenberg's May 2026 forecast shows daily high temperatures ranging from 80° to 93°, with overnight lows between 66° and 74°. The average high for May is 87° with an average low of 69°. 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 Rosenberg. See also: June | July | August.
