S
M
T
W
T
F
S
30
88°
48°
31
92°
51°
1
75°
54°
2
65°
56°
3
68°
53°
4
72°
51°
5
75°
50°
6
79°
52°
7
81°
53°
8
81°
55°
9
85°
54°
10
90°
56°
11
91°
54°
12
87°
54°
13
86°
53°
14
91°
50°
15
87°
56°
16
79°
48°
17
78°
47°
18
78°
48°
19
79°
49°
20
77°
52°
21
77°
46°
22
78°
48°
23
77°
46°
24
73°
46°
25
72°
45°
26
73°
45°
27
74°
48°
28
72°
44°
29
74°
46°
30
74°
48°
1
71°
46°
2
71°
42°
3
72°
42°
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 65° to 91°, with overnight lows between 42° and 56°. The average high for September is 78° with an average low of 50°. 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.