S
M
T
W
T
F
S
26
51°
28°
27
49°
29°
28
55°
27°
29
59°
27°
30
61°
30°
1
66°
28°
2
72°
28°
3
75°
33°
4
75°
34°
5
65°
39°
6
66°
27°
7
74°
47°
8
75°
35°
9
69°
36°
10
78°
34°
11
84°
38°
12
86°
36°
13
88°
43°
14
69°
41°
15
69°
45°
16
63°
38°
17
53°
31°
18
56°
28°
19
62°
24°
20
67°
33°
21
61°
34°
22
68°
31°
23
78°
34°
24
82°
49°
25
82°
44°
26
67°
45°
27
84°
47°
28
86°
44°
29
80°
48°
30
65°
45°
31
70°
48°
1
74°
47°
2
86°
51°
3
82°
53°
4
84°
52°
5
82°
54°
6
79°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Barlow
Barlow's May 2026 forecast shows daily high temperatures ranging from 65° to 86°, with overnight lows between 44° and 54°. The average high for May is 78° with an average low of 49°. 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 Barlow. See also: June | July | August.