Peoria, Illinois 48-Month Period Ending in December Average Temperature
Degrees Fahrenheit
194712
52.6
194812
52.5
194912
53.2
195012
52.2
195112
51.8
195212
52.0
195312
52.1
195412
53.1
195512
53.9
195612
53.9
195712
53.5
195812
52.7
195912
52.6
196012
51.8
196112
51.5
196212
51.6
196312
51.2
196412
51.9
196512
52.2
196612
52.3
196712
52.4
196812
52.1
196912
51.8
197012
51.8
197112
52.2
197212
51.8
197312
52.5
197412
52.6
197512
52.6
197612
52.7
197712
52.3
197812
51.8
197912
51.1
198012
51.2
198112
51.4
198212
51.7
198312
52.6
198412
52.9
198512
52.4
198612
52.7
198712
53.2
198812
53.3
198912
53.2
199012
53.3
199112
53.0
199212
52.7
199312
52.8
199412
52.6
199512
51.9
199612
51.5
199712
51.6
199812
52.3
199912
52.9
200012
53.6
200112
54.2
200212
53.8
200312
53.4
200412
53.4
200512
53.6
200612
53.9
200712
54.4
200812
54.1
200912
53.4
201012
53.0
201112
52.9
201212
54.0
201312
54.1
201412
53.2
201512
53.4
201612
53.1
201712
53.8
201812
54.5
201912
54.0