Upper Colorado River Basin April 1903 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
40.2
41.7
-1.5
33
97
1920
1992
1903
1902
bottom-third
1937,1974
2
35.1
37.3
-2.2
23
107
1917
1934,1992
1897
1902
bottom-third
3
27.3
33.4
-6.1
1
129
1903
1934
1903
1902
lowest
4
25.4
30.3
-4.9
3
127
1917
1934
1903
1902
bottom-tenth
5
24.4
28.8
-4.4
5
124
1917
1934
1903
1902
bottom-tenth
6
25.6
29.4
-3.8
5
124
1917
1934
1903
1902
bottom-tenth
7
28.4
31.7
-3.3
4
125
1917
1934
1903
1902
bottom-tenth
1929,1952
8
31.8
34.8
-3.0
5
124
1917
1934
1903
1902
bottom-tenth
9
35.3
38.1
-2.8
5
124
1917
1934
1903
1902
bottom-tenth
1929
10
38.1
41.0
-2.9
3
126
1917
1934
1903
1902
bottom-tenth
11
40.3
42.7
-2.4
5
124
1917
1934
1903
1902
bottom-tenth
12
41.2
43.4
-2.2
5
124
1917
1934,2015,2018
1903
1902
bottom-tenth
18
37.6
38.7
-1.1
19
109
1913
2018
1900
1902
bottom-third
1910,1932
24
42.7
43.4
-0.7
26
102
1913
2018
1900
1902
bottom-third
1916,1931,1953,1985
36
42.9
43.4
-0.5
32
95
1914
2017,2018,2019
1901
1902
bottom-third
1908,1911,1949,1952,1976,1985
48
43.0
43.4
-0.4
33
93
1899,1915
2018
1901
1902
bottom-third
1908,1927,1929
60
42.7
43.4
-0.7
18
107
1917
2018,2019
1901
1902
bottom-third
1906,1922,1923,1925,1952,1976