S
M
T
W
T
F
S
26
64°
50°
27
63°
51°
28
74°
46°
29
77°
48°
30
76°
50°
1
83°
53°
2
86°
54°
3
74°
52°
4
66°
51°
5
69°
52°
6
77°
54°
7
84°
58°
8
80°
54°
9
75°
54°
10
76°
55°
11
82°
54°
12
85°
55°
13
86°
58°
14
80°
52°
15
73°
48°
16
74°
49°
17
74°
49°
18
75°
50°
19
75°
49°
20
76°
50°
21
82°
54°
22
83°
56°
23
84°
54°
24
82°
55°
25
83°
55°
26
84°
56°
27
83°
54°
28
81°
52°
29
82°
50°
30
78°
50°
31
78°
50°
1
79°
51°
2
80°
52°
3
83°
54°
4
86°
54°
5
84°
55°
6
83°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Redlands
Redlands's May 2026 forecast shows daily high temperatures ranging from 66° to 86°, with overnight lows between 48° and 58°. The average high for May is 80° with an average low of 53°. 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 Redlands. See also: June | July | August.