July 1918 - January 1919 River Basins Average Temperature
-99
1901-2000 base period
Degrees Fahrenheit
129 years
1901-2000
201
Pacific Northwest Basin
45.6
0.2
58
45.4
202
California River Basin
57.8
-1
17
58.8
203
Great Basin
48.7
-0.8
26
49.6
204
Lower Colorado River Basin
57.2
-1.9
4
59.1
205
Upper Colorado River Basin
42.4
-1.8
12
44.2
206
Rio Grande River Basin
57.3
-1.7
4
59
207
Texas Gulf Coast River Basin
65.4
-0.3
42
65.8
208
Arkansas-White-Red Basin
56.8
-0.7
28
57.5
209
Lower Mississippi River Basin
63.7
0
59
63.7
210
Missouri River Basin
47.2
1
83
46.2
211
Souris-Red-Rainy Basin
40.6
1.6
91
39
212
Upper Mississippi River Basin
49.1
1.9
107
47.3
213
Great Lakes Basin
47.1
1.2
95
46
214
Tennessee River Basin
58.3
0.4
76
57.9
215
Ohio River Basin
54
1.1
91
52.9
216
South Atlantic-Gulf Basin
64.1
-0.1
53
64.2
217
Mid-Atlantic Basin
51.8
0.7
88
51.1
218
New England Basin
43.9
0.2
58
43.7