Indiana December-January Average Temperature
Degrees Fahrenheit
1901-1918
-99
189601
30.0
2.5
189701
28.6
1.1
189801
30.5
3.0
189901
26.9
-0.6
190001
29.6
2.1
190101
29.9
2.4
190201
26.1
-1.4
190301
27.1
-0.4
190401
21.2
-6.3
190501
24.2
-3.3
190601
32.1
4.6
190701
31.9
4.4
190801
30.3
2.8
190901
30.9
3.4
191001
24.1
-3.4
191101
27.7
0.2
191201
25.0
-2.5
191301
32.4
4.9
191401
34.0
6.5
191501
23.9
-3.6
191601
30.6
3.1
191701
27.3
-0.2
191801
16.1
-11.4