Missouri River Basin December-February Average Temperature
Degrees Fahrenheit
1901-1912
-99
189602
24.1
3.0
189702
23.1
2.0
189802
22.8
1.7
189902
15.7
-5.4
190002
22.1
1.0
190102
22.8
1.7
190202
21.7
0.6
190302
18.9
-2.2
190402
21.0
-0.1
190502
18.0
-3.1
190602
24.9
3.8
190702
21.6
0.5
190802
25.4
4.3
190902
21.8
0.7
191002
16.1
-5.0
191102
21.8
0.7
191202
18.8
-2.3