Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 1971

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
March 1971
1-Month		31.8°F
(-0.1°C)		32.8°F
(0.4°C)		-1.0°F
(-0.5°C)		46th Coolest
Coolest since:
1917
83rd Warmest
Warmest since:
2017
Ties: 1899, 1979
Feb–Mar 1971
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: 2011
Jan–Mar 1971
3-Month		27.6°F
(-2.4°C)		26.5°F
(-3.1°C)		1.1°F
(0.7°C)		76th Coolest
Coolest since:
1917
53rd Warmest
Warmest since:
2015
Ties: 1904, 1958, 1993
Dec 1970–Mar 1971
4-Month		26.7°F
(-2.9°C)		25.6°F
(-3.6°C)		1.1°F
(0.7°C)		71st Coolest
Coolest since:
1917
57th Warmest
Warmest since:
2015
Ties: 1900
Nov 1970–Mar 1971
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, 2011
Oct 1970–Mar 1971
6-Month		30.1°F
(-1.1°C)		30.0°F
(-1.1°C)		0.1°F
(0.0°C)		57th Coolest
Coolest since:
1917
71st Warmest
Warmest since:
1934
Sep 1970–Mar 1971
7-Month		33.4°F
(0.8°C)		33.8°F
(1.0°C)		-0.4°F
(-0.2°C)		40th Coolest
Coolest since:
1917
88th Warmest
Warmest since:
1934, 2015
Ties: 1944
Aug 1970–Mar 1971
8-Month		37.7°F
(3.2°C)		37.6°F
(3.1°C)		0.1°F
(0.1°C)		55th Coolest
Coolest since:
1917
73rd Warmest
Warmest since:
1934
Ties: 1900, 1958, 2010
Jul 1970–Mar 1971
9-Month		40.9°F
(4.9°C)		40.9°F
(4.9°C)		0.0°F
(0.0°C)		57th Coolest
Coolest since:
1917
71st Warmest
Warmest since:
2015
Ties: 1900, 1994
Jun 1970–Mar 1971
10-Month		42.8°F
(6.0°C)		42.8°F
(6.0°C)		0.0°F
(0.0°C)		54th Coolest
Coolest since:
1917
74th Warmest
Warmest since:
1934
Ties: 1923, 1960, 1975, 1988, 1993, 2010
May 1970–Mar 1971
11-Month		43.6°F
(6.4°C)		43.6°F
(6.4°C)		0.0°F
(0.0°C)		52nd Coolest
Coolest since:
1917
76th Warmest
Warmest since:
2015
Ties: 1901, 1928, 1960, 1994
Apr 1970–Mar 1971
12-Month		43.0°F
(6.1°C)		43.4°F
(6.3°C)		-0.4°F
(-0.2°C)		46th Coolest
Coolest since:
1913
82nd Warmest
Warmest since:
2015
Ties: 1958
Oct 1969–Mar 1971
18-Month		38.9°F
(3.8°C)		38.9°F
(3.8°C)		0.0°F
(0.0°C)		51st Coolest
Coolest since:
1913
76th Warmest
Warmest since:
2018
Ties: 1907, 1963, 1994
Apr 1969–Mar 1971
24-Month		43.8°F
(6.6°C)		43.4°F
(6.3°C)		0.4°F
(0.3°C)		71st Coolest
Coolest since:
1913
56th Warmest
Warmest since:
2018
Ties: 1928, 1934, 1945, 1951, 1957, 1968
Apr 1968–Mar 1971
36-Month		43.1°F
(6.2°C)		43.4°F
(6.3°C)		-0.3°F
(-0.1°C)		40th Coolest
Coolest since:
1914
86th Warmest
Warmest since:
2017, 2018
Ties: 1912, 1966, 1970, 1977
Apr 1967–Mar 1971
48-Month		43.1°F
(6.2°C)		43.4°F
(6.3°C)		-0.3°F
(-0.1°C)		38th Coolest
Coolest since:
1915
87th Warmest
Warmest since:
2018
Ties: 1902, 1907, 1929, 1951, 1969
Apr 1966–Mar 1971
60-Month		43.4°F
(6.3°C)		43.4°F
(6.3°C)		0.0°F
(0.0°C)		50th Coolest
Coolest since:
1917
74th Warmest
Warmest since:
2018, 2019
Ties: 1968, 1970

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