S
M
T
W
T
F
S
26
81°
63°
27
83°
64°
28
78°
64°
29
79°
63°
30
81°
64°
31
84°
64°
1
82°
63°
2
81°
64°
3
85°
64°
4
86°
63°
5
79°
60°
6
82°
61°
7
79°
57°
8
77°
58°
9
77°
56°
10
78°
57°
11
81°
63°
12
85°
63°
13
84°
61°
14
85°
55°
15
79°
57°
16
80°
63°
17
82°
60°
18
78°
56°
19
78°
56°
20
81°
57°
21
81°
59°
22
84°
60°
23
84°
60°
24
83°
61°
25
85°
60°
26
84°
61°
27
83°
58°
28
82°
60°
29
83°
61°
30
82°
55°
31
77°
51°
1
76°
51°
2
76°
52°
3
75°
51°
4
76°
52°
5
75°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Yukon
Yukon's August 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 51° and 64°. The average high for August is 81° with an average low of 59°. 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 Yukon. See also: September | October | November.