S
M
T
W
T
F
S
26
87°
53°
27
88°
52°
28
87°
59°
29
88°
57°
30
82°
55°
1
72°
48°
2
68°
44°
3
78°
48°
4
84°
56°
5
81°
57°
6
79°
50°
7
72°
44°
8
80°
50°
9
89°
55°
10
87°
57°
11
81°
51°
12
87°
56°
13
93°
59°
14
89°
56°
15
90°
55°
16
91°
56°
17
84°
57°
18
81°
54°
19
89°
55°
20
84°
55°
21
89°
56°
22
81°
55°
23
83°
57°
24
90°
58°
25
86°
56°
26
82°
56°
27
84°
58°
28
84°
57°
29
83°
58°
30
83°
56°
31
84°
58°
1
84°
58°
2
85°
59°
3
85°
60°
4
86°
60°
5
87°
59°
6
89°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Marfa
Marfa's May 2026 forecast shows daily high temperatures ranging from 72° to 93°, with overnight lows between 44° and 60°. The average high for May is 85° with an average low of 56°. 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 Marfa. See also: June | July | August.