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, March 2011

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
March 2011
1-Month
35.4°F
(1.9°C)
32.8°F
(0.4°C)
2.6°F
(1.5°C)
91st Coolest
Coolest since:
1917
38th Warmest
Warmest since:
2017
Feb–Mar 2011
2-Month
29.2°F
(-1.6°C)
29.2°F
(-1.6°C)
0.0°F
(0.0°C)
52nd Coolest
Coolest since:
1903
77th Warmest
Warmest since:
2015
Ties: 1971, 2010
Jan–Mar 2011
3-Month
26.5°F
(-3.1°C)
26.5°F
(-3.1°C)
0.0°F
(0.0°C)
54th Coolest
Coolest since:
1917
75th Warmest
Warmest since:
2015
Ties: 1951
Dec 2010–Mar 2011
4-Month
27.2°F
(-2.7°C)
25.7°F
(-3.5°C)
1.5°F
(0.8°C)
82nd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2015
Ties: 1951, 2021
Nov 2010–Mar 2011
5-Month
28.0°F
(-2.2°C)
26.9°F
(-2.8°C)
1.1°F
(0.6°C)
78th Coolest
Coolest since:
1917
50th Warmest
Warmest since:
1934
Ties: 1921, 1971
Oct 2010–Mar 2011
6-Month
31.4°F
(-0.3°C)
30.0°F
(-1.1°C)
1.4°F
(0.8°C)
92nd Coolest
Coolest since:
1917
36th Warmest
Warmest since:
1934
Ties: 1967
Sep 2010–Mar 2011
7-Month
35.5°F
(1.9°C)
33.8°F
(1.0°C)
1.7°F
(0.9°C)
99th Coolest
Coolest since:
1917
29th Warmest
Warmest since:
1934, 2015
Ties: 1918, 1945, 2014
Aug 2010–Mar 2011
8-Month
39.2°F
(4.0°C)
37.7°F
(3.2°C)
1.5°F
(0.8°C)
97th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
1934
Jul 2010–Mar 2011
9-Month
42.4°F
(5.8°C)
40.9°F
(4.9°C)
1.5°F
(0.9°C)
97th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
2015
Ties: 1907
Jun 2010–Mar 2011
10-Month
44.4°F
(6.9°C)
42.8°F
(6.0°C)
1.6°F
(0.9°C)
100th Coolest
Coolest since:
1917
28th Warmest
Warmest since:
1934
Ties: 1935, 1938, 1982, 2002, 2019
May 2010–Mar 2011
11-Month
44.7°F
(7.1°C)
43.6°F
(6.4°C)
1.1°F
(0.7°C)
87th Coolest
Coolest since:
1917
41st Warmest
Warmest since:
2015
Ties: 1998
Apr 2010–Mar 2011
12-Month
44.5°F
(6.9°C)
43.4°F
(6.3°C)
1.1°F
(0.6°C)
86th Coolest
Coolest since:
1913
42nd Warmest
Warmest since:
2015
Ties: 1963, 1970
Oct 2009–Mar 2011
18-Month
39.5°F
(4.2°C)
38.9°F
(3.8°C)
0.6°F
(0.4°C)
78th Coolest
Coolest since:
1913
49th Warmest
Warmest since:
2018
Ties: 1902, 1927, 1934, 1940, 1947, 1957, 1983, 1988
Apr 2009–Mar 2011
24-Month
44.1°F
(6.7°C)
43.4°F
(6.3°C)
0.7°F
(0.4°C)
84th Coolest
Coolest since:
1913
43rd Warmest
Warmest since:
2018
Ties: 1961, 1964
Apr 2008–Mar 2011
36-Month
44.4°F
(6.9°C)
43.4°F
(6.3°C)
1.0°F
(0.6°C)
93rd Coolest
Coolest since:
1914
33rd Warmest
Warmest since:
2017, 2018
Ties: 1935, 1961, 1988, 2012
Apr 2007–Mar 2011
48-Month
44.5°F
(6.9°C)
43.3°F
(6.3°C)
1.2°F
(0.6°C)
94th Coolest
Coolest since:
1915
31st Warmest
Warmest since:
2018
Ties: 1989, 1990, 1993, 1995
Apr 2006–Mar 2011
60-Month
44.7°F
(7.1°C)
43.3°F
(6.3°C)
1.4°F
(0.8°C)
101st Coolest
Coolest since:
1917
23rd Warmest
Warmest since:
2018, 2019
Ties: 1990, 1997, 1998

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