This report describes the historical weather record at the Lambert Saint Louis International Airport (St. Louis, Missouri, United States) during 1965. This station has records back to December 1947.

St. Louis, Missouri has a humid continental climate with hot summers and no dry season. The area within 25 miles of this station is covered by croplands (34%), grasslands (23%), forests (21%), built-up areas (18%), and lakes and rivers (4%)

https://weatherspark.com/history/31686/1965/St-Louis-Missouri-United-States