S
M
T
W
T
F
S
30
84°
69°
31
87°
65°
1
85°
64°
2
84°
67°
3
87°
67°
4
87°
69°
5
85°
69°
6
85°
67°
7
81°
65°
8
82°
60°
9
80°
58°
10
75°
56°
11
71°
45°
12
78°
60°
13
77°
60°
14
78°
59°
15
78°
58°
16
77°
56°
17
77°
58°
18
78°
58°
19
77°
56°
20
76°
56°
21
77°
58°
22
78°
58°
23
78°
57°
24
77°
57°
25
77°
56°
26
76°
56°
27
77°
55°
28
76°
55°
29
75°
54°
30
75°
55°
1
74°
55°
2
75°
54°
3
74°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Medford
Medford's September 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 45° and 69°. The average high for September is 79° 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 September weather will actually feel in Medford. See also: October | November | December.