S
M
T
W
T
F
S
31
55°
43°
1
55°
44°
2
54°
44°
3
55°
45°
4
56°
44°
5
56°
44°
6
57°
45°
7
56°
44°
8
56°
45°
9
57°
45°
10
57°
46°
11
58°
46°
12
61°
49°
13
59°
44°
14
60°
51°
15
60°
51°
16
63°
50°
17
63°
51°
18
62°
53°
19
64°
51°
20
64°
49°
21
63°
52°
22
62°
50°
23
63°
49°
24
62°
50°
25
61°
49°
26
62°
48°
27
64°
49°
28
64°
50°
29
62°
51°
30
63°
52°
1
66°
49°
2
66°
53°
3
67°
52°
4
66°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Fort Augustus
Fort Augustus's June 2026 forecast shows daily high temperatures ranging from 54° to 67°, with overnight lows between 43° and 53°. The average high for June is 61° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Fort Augustus. See also: July | August | September.