S
M
T
W
T
F
S
26
66°
49°
27
68°
49°
28
75°
45°
29
81°
52°
30
85°
55°
1
90°
59°
2
93°
61°
3
77°
53°
4
72°
54°
5
70°
56°
6
79°
49°
7
87°
57°
8
91°
63°
9
91°
60°
10
94°
65°
11
100°
69°
12
101°
66°
13
84°
57°
14
86°
57°
15
90°
62°
16
84°
60°
17
81°
57°
18
84°
58°
19
91°
61°
20
93°
65°
21
96°
66°
22
95°
67°
23
92°
63°
24
89°
61°
25
92°
62°
26
91°
63°
27
91°
63°
28
86°
58°
29
85°
59°
30
86°
59°
31
87°
60°
1
89°
64°
2
90°
64°
3
90°
65°
4
89°
65°
5
91°
64°
6
90°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Oil City
Oil City's May 2026 forecast shows daily high temperatures ranging from 84° to 96°, with overnight lows between 58° and 67°. The average high for May is 90° 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 Oil City. See also: June | July | August.
