S
M
T
W
T
F
S
26
78°
51°
27
77°
58°
28
81°
59°
29
83°
58°
30
80°
53°
31
76°
51°
1
76°
53°
2
78°
51°
3
81°
50°
4
76°
52°
5
81°
51°
6
82°
54°
7
83°
56°
8
81°
57°
9
83°
58°
10
84°
58°
11
83°
57°
12
83°
57°
13
82°
58°
14
83°
57°
15
82°
58°
16
82°
58°
17
83°
57°
18
82°
57°
19
82°
54°
20
81°
53°
21
78°
46°
22
75°
47°
23
71°
56°
24
72°
53°
25
79°
45°
26
68°
50°
27
71°
51°
28
77°
49°
29
72°
46°
30
67°
46°
31
69°
50°
1
73°
53°
2
76°
50°
3
76°
48°
4
Hist. Avg.
72°
45°
5
Hist. Avg.
72°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bethune
Bethune's August 2026 forecast shows daily high temperatures ranging from 67° to 84°, with overnight lows between 45° and 59°. The average high for August is 78° with an average low of 53°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Bethune. See also: September | October | November.