Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Upper Colorado River Basin

Average Temperature Rankings, April 1994

View Period (Months):
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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1994
1-Month
43.8°F
(6.6°C)
41.7°F
(5.4°C)
2.1°F
(1.2°C)
97th Coolest
Coolest since:
1920
32nd Warmest
Warmest since:
1992
Ties: 2015
Mar–Apr 1994
2-Month
40.9°F
(4.9°C)
37.2°F
(2.9°C)
3.7°F
(2.0°C)
114th Coolest
Coolest since:
1917
15th Warmest
Warmest since:
1934, 1992
Ties: 1981
Feb–Apr 1994
3-Month
35.6°F
(2.0°C)
33.4°F
(0.8°C)
2.2°F
(1.2°C)
101st Coolest
Coolest since:
1903
28th Warmest
Warmest since:
1934
Ties: 1926, 1940, 2005, 2009
Jan–Apr 1994
4-Month
33.2°F
(0.7°C)
30.3°F
(-0.9°C)
2.9°F
(1.6°C)
108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
1934
Ties: 2007, 2009
Dec 1993–Apr 1994
5-Month
31.2°F
(-0.4°C)
28.8°F
(-1.8°C)
2.4°F
(1.4°C)
104th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
1934
Ties: 2009
Nov 1993–Apr 1994
6-Month
30.7°F
(-0.7°C)
29.4°F
(-1.4°C)
1.3°F
(0.7°C)
91st Coolest
Coolest since:
1917
37th Warmest
Warmest since:
1934
Ties: 1967, 1977
Oct 1993–Apr 1994
7-Month
32.6°F
(0.3°C)
31.6°F
(-0.2°C)
1.0°F
(0.5°C)
87th Coolest
Coolest since:
1917
41st Warmest
Warmest since:
1934
Ties: 1902, 1945, 2001
Sep 1993–Apr 1994
8-Month
35.6°F
(2.0°C)
34.8°F
(1.6°C)
0.8°F
(0.4°C)
80th Coolest
Coolest since:
1917
48th Warmest
Warmest since:
1934
Ties: 2019
Aug 1993–Apr 1994
9-Month
38.7°F
(3.7°C)
38.1°F
(3.4°C)
0.6°F
(0.3°C)
76th Coolest
Coolest since:
1917
52nd Warmest
Warmest since:
1934
Ties: 1997
Jul 1993–Apr 1994
10-Month
41.2°F
(5.1°C)
41.0°F
(5.0°C)
0.2°F
(0.1°C)
64th Coolest
Coolest since:
1917
64th Warmest
Warmest since:
1934
Ties: 1927, 1950, 1983, 2010
Jun 1993–Apr 1994
11-Month
42.8°F
(6.0°C)
42.7°F
(5.9°C)
0.1°F
(0.1°C)
61st Coolest
Coolest since:
1917
67th Warmest
Warmest since:
1934
Ties: 1950, 1970, 1983
May 1993–Apr 1994
12-Month
43.6°F
(6.4°C)
43.4°F
(6.3°C)
0.2°F
(0.1°C)
59th Coolest
Coolest since:
1917
69th Warmest
Warmest since:
1934, 2015, 2018
Ties: 1936, 1950, 1957, 1964, 1972
Nov 1992–Apr 1994
18-Month
38.6°F
(3.7°C)
38.7°F
(3.7°C)
-0.1°F
(0.0°C)
47th Coolest
Coolest since:
1913
80th Warmest
Warmest since:
2018
Ties: 1919, 1926, 1962
May 1992–Apr 1994
24-Month
43.7°F
(6.5°C)
43.5°F
(6.4°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1913
60th Warmest
Warmest since:
2018
Ties: 1947, 1951, 1968
May 1991–Apr 1994
36-Month
44.1°F
(6.7°C)
43.4°F
(6.3°C)
0.7°F
(0.4°C)
85th Coolest
Coolest since:
1914
41st Warmest
Warmest since:
2017, 2018, 2019
Ties: 1978, 1987, 1993
May 1990–Apr 1994
48-Month
44.0°F
(6.7°C)
43.4°F
(6.3°C)
0.6°F
(0.4°C)
81st Coolest
Coolest since:
1899, 1915
44th Warmest
Warmest since:
2018
Ties: 1956, 1959, 1962, 1988
May 1989–Apr 1994
60-Month
44.3°F
(6.8°C)
43.4°F
(6.3°C)
0.9°F
(0.5°C)
89th Coolest
Coolest since:
1917
35th Warmest
Warmest since:
2018, 2019
Ties: 1981

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