S
M
T
W
T
F
S
27
67°
41°
28
72°
39°
29
63°
37°
30
61°
47°
1
62°
39°
2
62°
48°
3
71°
35°
4
70°
34°
5
58°
35°
6
55°
34°
7
57°
34°
8
68°
40°
9
68°
37°
10
Hist. Avg.
64°
41°
11
Hist. Avg.
63°
40°
12
Hist. Avg.
63°
40°
13
Hist. Avg.
62°
40°
14
Hist. Avg.
62°
39°
15
Hist. Avg.
62°
39°
16
Hist. Avg.
61°
39°
17
Hist. Avg.
61°
39°
18
Hist. Avg.
60°
38°
19
Hist. Avg.
60°
38°
20
Hist. Avg.
60°
38°
21
Hist. Avg.
60°
38°
22
Hist. Avg.
59°
37°
23
Hist. Avg.
59°
37°
24
Hist. Avg.
58°
37°
25
Hist. Avg.
58°
36°
26
Hist. Avg.
58°
36°
27
Hist. Avg.
57°
36°
28
Hist. Avg.
57°
35°
29
Hist. Avg.
57°
35°
30
Hist. Avg.
56°
35°
31
Hist. Avg.
56°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in North Spearfish
North Spearfish's October 2026 forecast shows daily high temperatures ranging from 55° to 72°, with overnight lows between 34° and 48°. The average high for October is 64° with an average low of 38°. 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 North Spearfish. See also: November | December | January.