S
M
T
W
T
F
S
26
76°
54°
27
68°
56°
28
70°
59°
29
65°
49°
30
64°
38°
1
58°
40°
2
58°
36°
3
65°
34°
4
79°
52°
5
70°
48°
6
61°
42°
7
63°
36°
8
71°
48°
9
75°
54°
10
72°
52°
11
73°
43°
12
78°
42°
13
70°
50°
14
68°
39°
15
73°
43°
16
77°
61°
17
85°
64°
18
84°
68°
19
85°
65°
20
69°
58°
21
70°
56°
22
65°
60°
23
74°
59°
24
76°
61°
25
78°
63°
26
76°
66°
27
77°
63°
28
79°
60°
29
78°
56°
30
72°
51°
31
73°
55°
1
74°
55°
2
73°
56°
3
74°
57°
4
78°
60°
5
77°
58°
6
75°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bartlettsville
Bartlettsville's May 2026 forecast shows daily high temperatures ranging from 72° to 79°, with overnight lows between 51° and 66°. The average high for May is 76° with an average low of 59°. 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 Bartlettsville. See also: June | July | August.