S
M
T
W
T
F
S
26
42°
35°
27
45°
35°
28
58°
40°
29
48°
31°
30
45°
27°
1
49°
22°
2
66°
23°
3
69°
30°
4
61°
40°
5
46°
33°
6
45°
30°
7
54°
30°
8
68°
24°
9
58°
37°
10
53°
32°
11
49°
23°
12
51°
36°
13
69°
35°
14
55°
30°
15
85°
50°
16
72°
40°
17
45°
40°
18
53°
39°
19
49°
35°
20
53°
31°
21
56°
38°
22
59°
40°
23
60°
46°
24
67°
48°
25
63°
49°
26
61°
45°
27
60°
49°
28
72°
54°
29
55°
45°
30
55°
43°
31
58°
44°
1
57°
41°
2
57°
43°
3
58°
51°
4
65°
53°
5
68°
53°
6
69°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Oliver
Oliver's May 2026 forecast shows daily high temperatures ranging from 45° to 85°, with overnight lows between 31° and 54°. The average high for May is 61° with an average low of 45°. 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 Oliver. See also: June | July | August.