S
M
T
W
T
F
S
26
92°
77°
27
92°
77°
28
96°
80°
29
96°
76°
30
94°
78°
1
86°
67°
2
77°
62°
3
86°
62°
4
85°
66°
5
94°
77°
6
101°
81°
7
84°
73°
8
90°
72°
9
93°
71°
10
95°
75°
11
90°
70°
12
92°
70°
13
93°
70°
14
95°
68°
15
93°
72°
16
91°
79°
17
92°
79°
18
95°
79°
19
95°
75°
20
94°
76°
21
89°
75°
22
90°
76°
23
91°
77°
24
92°
76°
25
92°
78°
26
92°
77°
27
93°
76°
28
92°
77°
29
96°
76°
30
91°
78°
31
92°
79°
1
93°
79°
2
93°
78°
3
94°
77°
4
92°
76°
5
92°
78°
6
93°
79°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Pharr
Pharr's May 2026 forecast shows daily high temperatures ranging from 89° to 96°, with overnight lows between 75° and 79°. The average high for May is 92° with an average low of 77°. 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 Pharr. See also: June | July | August.