S
M
T
W
T
F
S
26
63°
45°
27
64°
41°
28
57°
43°
29
66°
36°
30
70°
41°
1
63°
39°
2
59°
50°
3
54°
48°
4
57°
45°
5
57°
45°
6
N/A
7
57°
46°
8
57°
41°
9
53°
35°
10
54°
39°
11
56°
42°
12
56°
40°
13
53°
41°
14
56°
39°
15
55°
41°
16
57°
42°
17
58°
43°
18
57°
44°
19
55°
44°
20
55°
42°
21
56°
45°
22
55°
44°
23
57°
47°
24
57°
47°
25
58°
44°
26
59°
47°
27
60°
45°
28
57°
43°
29
57°
48°
30
59°
48°
31
59°
46°
1
60°
49°
2
62°
49°
3
62°
48°
4
63°
49°
5
63°
49°
6
64°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Balloch
Balloch's May 2026 forecast shows daily high temperatures ranging from 53° to 64°, with overnight lows between 35° and 49°. The average high for May is 58° 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 Balloch. See also: June | July | August.