S
M
T
W
T
F
S
30
71°
58°
31
67°
58°
1
72°
57°
2
75°
60°
3
74°
58°
4
73°
57°
5
74°
55°
6
74°
56°
7
79°
58°
8
77°
61°
9
79°
63°
10
79°
59°
11
78°
60°
12
75°
58°
13
74°
59°
14
75°
56°
15
75°
58°
16
71°
57°
17
77°
58°
18
77°
56°
19
70°
54°
20
73°
59°
21
74°
56°
22
77°
56°
23
71°
57°
24
69°
52°
25
70°
52°
26
69°
53°
27
68°
52°
28
69°
52°
29
70°
53°
30
70°
56°
1
69°
52°
2
70°
54°
3
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Burlingame
Burlingame's September 2026 forecast shows daily high temperatures ranging from 68° to 79°, with overnight lows between 52° and 63°. The average high for September is 73° with an average low of 56°. 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 Burlingame. See also: October | November | December.