St. Louis, Missouri September-March Average Temperature
Degrees Fahrenheit
1939-1996
-99
193903
48.6
2.7
194003
44.3
-1.6
194103
46.0
0.1
194203
47.6
1.7
194303
45.5
-0.4
194403
44.6
-1.3
194503
46.3
0.4
194603
47.5
1.6
194703
45.9
0.0
194803
45.7
-0.2
194903
46.6
0.7
195003
47.1
1.2
195103
44.2
-1.7
195203
45.5
-0.4
195303
47.3
1.4
195403
48.7
2.8
195503
47.5
1.6
195603
45.8
-0.1
195703
47.4
1.5
195803
43.6
-2.3
195903
45.6
-0.3
196003
43.7
-2.2
196103
47.0
1.1
196203
45.5
-0.4
196303
44.7
-1.2
196403
46.5
0.6
196503
44.8
-1.1
196603
47.2
1.3
196703
46.7
0.8
196803
45.1
-0.8
196903
44.7
-1.2
197003
43.9
-2.0
197103
45.6
-0.3
197203
48.6
2.7
197303
46.0
0.1
197403
47.5
1.6
197503
44.7
-1.2
197603
48.4
2.5
197703
41.9
-4.0
197803
41.4
-4.5
197903
43.1
-2.8
198003
44.8
-1.1
198103
46.5
0.6
198203
43.5
-2.4
198303
47.5
1.6
198403
44.2
-1.7
198503
45.9
0.0
198603
46.9
1.0
198703
47.3
1.4
198803
45.8
-0.1
198903
46.1
0.2
199003
47.5
1.6
199103
48.4
2.5
199203
48.8
2.9
199303
44.6
-1.3
199403
44.4
-1.5
199503
48.3
2.4
199603
44.3
-1.6