St. Louis, Missouri September-March Average Temperature
Degrees Fahrenheit
1939-1950
-99
193903
48.6
2.3
194003
44.3
-2.0
194103
46.0
-0.3
194203
47.6
1.3
194303
45.5
-0.8
194403
44.6
-1.7
194503
46.3
0.0
194603
47.5
1.2
194703
45.9
-0.4
194803
45.7
-0.6
194903
46.6
0.3
195003
47.1
0.8