S
M
T
W
T
F
S
26
97°
68°
27
95°
72°
28
88°
66°
29
91°
68°
30
88°
68°
31
73°
63°
1
84°
59°
2
86°
57°
3
86°
61°
4
70°
50°
5
77°
43°
6
81°
54°
7
79°
52°
8
81°
45°
9
82°
59°
10
82°
52°
11
84°
61°
12
86°
61°
13
81°
63°
14
86°
59°
15
84°
68°
16
81°
54°
17
82°
50°
18
75°
50°
19
79°
45°
20
79°
59°
21
79°
59°
22
73°
50°
23
77°
43°
24
81°
50°
25
83°
59°
26
78°
50°
27
77°
50°
28
80°
61°
29
77°
62°
30
82°
57°
31
80°
54°
1
74°
53°
2
76°
53°
3
75°
54°
4
77°
55°
5
73°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Upsala
Upsala's August 2026 forecast shows daily high temperatures ranging from 73° to 83°, with overnight lows between 50° and 62°. The average high for August is 78° with an average low of 55°. 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 Upsala. See also: September | October | November.