S
M
T
W
T
F
S
30
104°
73°
31
106°
78°
1
108°
78°
2
110°
77°
3
110°
78°
4
109°
77°
5
109°
77°
6
108°
76°
7
104°
75°
8
103°
72°
9
102°
73°
10
101°
72°
11
100°
73°
12
101°
76°
13
101°
75°
14
102°
71°
15
100°
68°
16
105°
68°
17
103°
67°
18
Hist. Avg.
101°
71°
19
Hist. Avg.
101°
71°
20
Hist. Avg.
100°
70°
21
Hist. Avg.
100°
70°
22
Hist. Avg.
100°
70°
23
Hist. Avg.
99°
69°
24
Hist. Avg.
99°
69°
25
Hist. Avg.
98°
68°
26
Hist. Avg.
98°
68°
27
Hist. Avg.
98°
68°
28
Hist. Avg.
97°
67°
29
Hist. Avg.
97°
67°
30
Hist. Avg.
96°
66°
1
Hist. Avg.
96°
66°
2
Hist. Avg.
96°
65°
3
Hist. Avg.
95°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Westmorland
Westmorland's September 2026 forecast shows daily high temperatures ranging from 100° to 110°, with overnight lows between 67° and 78°. The average high for September is 105° with an average low of 74°. 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 Westmorland. See also: October | November | December.