April - December 1933 River Basins Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
129 years
1901-2000
201
Pacific Northwest Basin
49.8
0.8
94
49
202
California River Basin
61.5
0.2
65
61.3
203
Great Basin
54.8
1.2
100
53.6
204
Lower Colorado River Basin
63.7
0.6
82
63.1
205
Upper Colorado River Basin
50.4
1.3
97
49.1
206
Rio Grande River Basin
64.8
1.2
104
63.6
207
Texas Gulf Coast River Basin
72.6
2.3
124
70.3
208
Arkansas-White-Red Basin
64.9
2.2
124
62.6
209
Lower Mississippi River Basin
70.2
2
126
68.3
210
Missouri River Basin
53.9
1.9
116
52
211
Souris-Red-Rainy Basin
47.4
0.2
65
47.2
212
Upper Mississippi River Basin
55.3
1.2
100
54.2
213
Great Lakes Basin
51.9
0.3
71
51.5
214
Tennessee River Basin
64.7
1.9
122
62.7
215
Ohio River Basin
59.7
1.5
111
58.2
216
South Atlantic-Gulf Basin
69.7
1.5
119
68.2
217
Mid-Atlantic Basin
56.5
0.4
69
56.1
218
New England Basin
47.8
-1.5
11
49.2