April - December 1901 River Basins Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
129 years
1901-2000
201
Pacific Northwest Basin
49
0
50
49
202
California River Basin
61.2
-0.2
49
61.3
203
Great Basin
54.2
0.6
85
53.6
204
Lower Colorado River Basin
63.9
0.8
87
63.1
205
Upper Colorado River Basin
49.9
0.8
84
49.1
206
Rio Grande River Basin
64.5
0.9
96
63.6
207
Texas Gulf Coast River Basin
70.6
0.3
81
70.3
208
Arkansas-White-Red Basin
63.4
0.7
96
62.6
209
Lower Mississippi River Basin
67.4
-0.9
17
68.3
210
Missouri River Basin
53
1
95
52
211
Souris-Red-Rainy Basin
47.8
0.6
83
47.2
212
Upper Mississippi River Basin
54.8
0.6
84
54.2
213
Great Lakes Basin
51.5
-0
50
51.5
214
Tennessee River Basin
60.9
-1.8
6
62.7
215
Ohio River Basin
57.5
-0.7
30
58.2
216
South Atlantic-Gulf Basin
66.5
-1.7
4
68.2
217
Mid-Atlantic Basin
55.5
-0.7
25
56.1
218
New England Basin
49.1
-0.2
46
49.2