S
M
T
W
T
F
S
26
51°
40°
27
53°
40°
28
52°
39°
29
51°
43°
30
52°
43°
1
52°
42°
2
51°
40°
3
51°
39°
4
52°
39°
5
51°
40°
6
51°
39°
7
52°
40°
8
51°
44°
9
55°
44°
10
53°
45°
11
53°
43°
12
52°
41°
13
53°
44°
14
55°
46°
15
59°
45°
16
59°
46°
17
58°
47°
18
60°
47°
19
61°
46°
20
59°
47°
21
55°
47°
22
59°
46°
23
58°
45°
24
57°
48°
25
61°
48°
26
62°
49°
27
62°
44°
28
58°
49°
29
57°
48°
30
59°
46°
31
58°
48°
1
59°
49°
2
62°
44°
3
58°
46°
4
58°
48°
5
59°
45°
6
58°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Glenfarg
Glenfarg's May 2026 forecast shows daily high temperatures ranging from 51° to 62°, with overnight lows between 39° and 49°. The average high for May is 56° with an average low of 44°. 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 Glenfarg. See also: June | July | August.