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 1975

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
March 1975
1-Month		32.0°F
(0.0°C)		32.8°F
(0.4°C)		-0.8°F
(-0.4°C)		50th Coolest
Coolest since:
1917
79th Warmest
Warmest since:
2017
Ties: 1930
Feb–Mar 1975
2-Month		28.2°F
(-2.1°C)		29.2°F
(-1.6°C)		-1.0°F
(-0.5°C)		38th Coolest
Coolest since:
1903
91st Warmest
Warmest since:
2015
Ties: 1912
Jan–Mar 1975
3-Month		25.5°F
(-3.6°C)		26.5°F
(-3.1°C)		-1.0°F
(-0.5°C)		36th Coolest
Coolest since:
1917
93rd Warmest
Warmest since:
2015
Ties: 1908
Dec 1974–Mar 1975
4-Month		24.6°F
(-4.1°C)		25.6°F
(-3.6°C)		-1.0°F
(-0.5°C)		42nd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2015
Ties: 1923, 1931
Nov 1974–Mar 1975
5-Month		26.2°F
(-3.2°C)		26.9°F
(-2.8°C)		-0.7°F
(-0.4°C)		44th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
1934
Ties: 1991
Oct 1974–Mar 1975
6-Month		29.8°F
(-1.2°C)		30.0°F
(-1.1°C)		-0.2°F
(-0.1°C)		45th Coolest
Coolest since:
1917
83rd Warmest
Warmest since:
1934
Ties: 1922, 1946, 1957, 1968
Sep 1974–Mar 1975
7-Month		33.5°F
(0.8°C)		33.8°F
(1.0°C)		-0.3°F
(-0.2°C)		42nd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
1934, 2015
Ties: 1904, 1908, 1916, 1922, 1946
Aug 1974–Mar 1975
8-Month		37.2°F
(2.9°C)		37.6°F
(3.1°C)		-0.4°F
(-0.2°C)		38th Coolest
Coolest since:
1917
90th Warmest
Warmest since:
1934
Ties: 1901, 1908, 1922, 1974
Jul 1974–Mar 1975
9-Month		40.5°F
(4.7°C)		40.9°F
(4.9°C)		-0.4°F
(-0.2°C)		42nd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2015
Ties: 1960, 1966
Jun 1974–Mar 1975
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, 1971, 1988, 1993, 2010
May 1974–Mar 1975
11-Month		43.8°F
(6.6°C)		43.6°F
(6.4°C)		0.2°F
(0.2°C)		62nd Coolest
Coolest since:
1917
66th Warmest
Warmest since:
2015
Ties: 1918
Apr 1974–Mar 1975
12-Month		43.5°F
(6.4°C)		43.4°F
(6.3°C)		0.1°F
(0.1°C)		56th Coolest
Coolest since:
1913
72nd Warmest
Warmest since:
2015
Ties: 1936, 1960, 1972
Oct 1973–Mar 1975
18-Month		38.8°F
(3.8°C)		38.9°F
(3.8°C)		-0.1°F
(0.0°C)		48th Coolest
Coolest since:
1913
79th Warmest
Warmest since:
2018
Ties: 1922, 1938
Apr 1973–Mar 1975
24-Month		43.0°F
(6.1°C)		43.4°F
(6.3°C)		-0.4°F
(-0.2°C)		41st Coolest
Coolest since:
1913
86th Warmest
Warmest since:
2018
Ties: 1905, 1977
Apr 1972–Mar 1975
36-Month		42.6°F
(5.9°C)		43.4°F
(6.3°C)		-0.8°F
(-0.4°C)		18th Coolest
Coolest since:
1914
108th Warmest
Warmest since:
2017, 2018
Ties: 1924, 1926, 1974
Apr 1971–Mar 1975
48-Month		42.8°F
(6.0°C)		43.4°F
(6.3°C)		-0.6°F
(-0.3°C)		27th Coolest
Coolest since:
1915
98th Warmest
Warmest since:
2018
Ties: 1905, 1911, 1923, 1930
Apr 1970–Mar 1975
60-Month		42.9°F
(6.1°C)		43.4°F
(6.3°C)		-0.5°F
(-0.2°C)		29th Coolest
Coolest since:
1917
95th Warmest
Warmest since:
2018, 2019
Ties: 1902, 1904, 1905, 1908, 1973

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