S
M
T
W
T
F
S
30
77°
56°
31
83°
59°
1
83°
50°
2
82°
51°
3
76°
50°
4
77°
51°
5
77°
58°
6
81°
56°
7
82°
51°
8
75°
55°
9
74°
57°
10
76°
56°
11
76°
55°
12
78°
53°
13
75°
54°
14
72°
48°
15
72°
47°
16
73°
46°
17
71°
48°
18
71°
52°
19
75°
53°
20
74°
54°
21
75°
51°
22
71°
44°
23
69°
50°
24
68°
52°
25
74°
46°
26
72°
43°
27
Hist. Avg.
69°
49°
28
Hist. Avg.
68°
48°
29
Hist. Avg.
68°
48°
30
Hist. Avg.
68°
48°
1
Hist. Avg.
67°
47°
2
Hist. Avg.
67°
47°
3
Hist. Avg.
67°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Holyoke
Holyoke's September 2026 forecast shows daily high temperatures ranging from 68° to 83°, with overnight lows between 43° and 59°. The average high for September is 75° with an average low of 52°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Holyoke. See also: October | November | December.
