S
M
T
W
T
F
S
27
82°
61°
28
81°
58°
29
80°
59°
30
81°
60°
1
80°
59°
2
81°
59°
3
82°
60°
4
Hist. Avg.
78°
55°
5
Hist. Avg.
78°
55°
6
Hist. Avg.
77°
54°
7
Hist. Avg.
77°
54°
8
Hist. Avg.
77°
54°
9
Hist. Avg.
76°
53°
10
Hist. Avg.
76°
53°
11
Hist. Avg.
76°
52°
12
Hist. Avg.
75°
52°
13
Hist. Avg.
75°
52°
14
Hist. Avg.
75°
51°
15
Hist. Avg.
74°
51°
16
Hist. Avg.
74°
50°
17
Hist. Avg.
74°
50°
18
Hist. Avg.
74°
50°
19
Hist. Avg.
73°
49°
20
Hist. Avg.
73°
49°
21
Hist. Avg.
73°
49°
22
Hist. Avg.
73°
48°
23
Hist. Avg.
72°
48°
24
Hist. Avg.
72°
48°
25
Hist. Avg.
72°
47°
26
Hist. Avg.
72°
47°
27
Hist. Avg.
71°
47°
28
Hist. Avg.
71°
46°
29
Hist. Avg.
71°
46°
30
Hist. Avg.
71°
46°
31
Hist. Avg.
70°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Oswego
Oswego's October 2026 forecast shows daily high temperatures ranging from 80° to 82°, with overnight lows between 58° and 61°. The average high for October 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 October weather will actually feel in Oswego. See also: November | December | January.
