South Dakota 24-Month Period Ending in September Average Temperature
Degrees Fahrenheit
189709
42.6
189809
43.0
189909
42.2
190009
43.2
190109
45.9
190209
44.9
190309
43.2
190409
42.3
190509
43.0
190609
44.0
190709
43.2
190809
43.9
190909
44.6
191009
43.8
191109
44.8
191209
43.2
191309
42.8
191409
45.1
191509
43.8
191609
42.7
191709
41.9
191809
41.8
191909
44.4
192009
43.8
192109
44.5
192209
45.6
192309
43.9
192409
43.7
192509
44.5
192609
45.2
192709
44.1
192809
43.4
192909
43.2
193009
44.0
193109
46.6
193209
46.8
193309
45.5
193409
46.7
193509
46.9
193609
44.8
193709
43.4
193809
44.5
193909
46.1
194009
46.1
194109
45.9
194209
45.8
194309
44.8
194409
44.4
194509
44.5
194609
45.0
194709
44.9
194809
44.4
194909
44.3
195009
42.6
195109
41.8
195209
42.7
195309
44.2
195409
45.7
195509
46.5
195609
44.5
195709
43.4
195809
45.0
195909
45.2
196009
44.0
196109
44.3
196209
44.3
196309
44.9
196409
46.5
196509
44.0
196609
43.1
196709
44.3
196809
44.3
196909
43.9
197009
43.8
197109
43.7
197209
43.3
197309
44.1
197409
45.1
197509
44.8
197609
45.8
197709
46.3
197809
43.9
197909
41.8
198009
43.7
198109
47.0
198209
45.6
198309
44.9
198409
45.2
198509
44.2
198609
44.0
198709
45.9
198809
47.6
198909
46.1
199009
45.8
199109
46.6
199209
46.4
199309
44.0
199409
43.1
199509
44.8
199609
44.3
199709
42.8
199809
44.9
199909
47.1
200009
47.9
200109
46.5
200209
45.7
200309
46.4
200409
45.7
200509
46.8
200609
48.1
200709
47.5
200809
45.7
200909
44.2
201009
44.1
201109
44.1
201209
47.0
201309
47.6
201409
43.9
201509
44.7
201609
47.6
201709
47.9
201809
45.9
201909
43.6