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.

Great Basin

Average Temperature Rankings, July 1991

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
July 1991
1-Month 		72.7°F
(22.6°C)		 71.4°F
(21.9°C)		 1.3°F
(0.7°C)		 90th Coolest
Coolest since:
 1993
39th Warmest
Warmest since:
 2021
Ties: 1929, 1967, 1990, 2004
Jun–Jul 1991
2-Month 		67.3°F
(19.6°C)		 67.4°F
(19.7°C)		 -0.1°F
(-0.1°C)		 55th Coolest
Coolest since:
 1907
74th Warmest
Warmest since:
 2021
Ties: 1953, 1954
May–Jul 1991
3-Month 		61.7°F
(16.5°C)		 63.0°F
(17.2°C)		 -1.3°F
(-0.7°C)		 24th Coolest
Coolest since:
 1907
105th Warmest
Warmest since:
 2021
Ties: 1911, 1923, 1945, 1950, 1980
Apr–Jul 1991
4-Month 		57.1°F
(13.9°C)		 58.7°F
(14.8°C)		 -1.6°F
(-0.9°C)		 18th Coolest
Coolest since:
 1975
111th Warmest
Warmest since:
 2021
Ties: 1964
Mar–Jul 1991
5-Month 		52.9°F
(11.6°C)		 54.6°F
(12.6°C)		 -1.7°F
(-1.0°C)		 14th Coolest
Coolest since:
 1917, 1975
115th Warmest
Warmest since:
 1934
Ties: 1923
Feb–Jul 1991
6-Month 		50.6°F
(10.3°C)		 51.0°F
(10.6°C)		 -0.4°F
(-0.3°C)		 47th Coolest
Coolest since:
 1903
82nd Warmest
Warmest since:
 1934
Ties: 1935, 2019
Jan–Jul 1991
7-Month 		47.3°F
(8.5°C)		 47.7°F
(8.7°C)		 -0.4°F
(-0.2°C)		 40th Coolest
Coolest since:
 1917
89th Warmest
Warmest since:
 1934
Ties: 1907, 1915, 1916, 1920
Dec 1990–Jul 1991
8-Month 		44.1°F
(6.7°C)		 45.5°F
(7.5°C)		 -1.4°F
(-0.8°C)		 20th Coolest
Coolest since:
 1917
108th Warmest
Warmest since:
 1934
Ties: 1948
Nov 1990–Jul 1991
9-Month 		43.4°F
(6.3°C)		 44.6°F
(7.0°C)		 -1.2°F
(-0.7°C)		 25th Coolest
Coolest since:
 1917
103rd Warmest
Warmest since:
 1934
Ties: 1898
Oct 1990–Jul 1991
10-Month 		44.2°F
(6.8°C)		 45.1°F
(7.3°C)		 -0.9°F
(-0.5°C)		 27th Coolest
Coolest since:
 1917
101st Warmest
Warmest since:
 1934
Ties: 1922, 1945
Sep 1990–Jul 1991
11-Month 		46.1°F
(7.8°C)		 46.5°F
(8.1°C)		 -0.4°F
(-0.3°C)		 36th Coolest
Coolest since:
 1917
92nd Warmest
Warmest since:
 1934
Ties: 1907
Aug 1990–Jul 1991
12-Month 		48.0°F
(8.9°C)		 48.4°F
(9.1°C)		 -0.4°F
(-0.2°C)		 37th Coolest
Coolest since:
 1917
91st Warmest
Warmest since:
 1934
Ties: 1907, 1924, 1957, 1985
Feb 1990–Jul 1991
18-Month 		49.4°F
(9.7°C)		 49.3°F
(9.6°C)		 0.1°F
(0.1°C)		 66th Coolest
Coolest since:
 1917
62nd Warmest
Warmest since:
 2015
Ties: 1905, 1943, 1958, 1967
Aug 1989–Jul 1991
24-Month 		48.8°F
(9.3°C)		 48.4°F
(9.1°C)		 0.4°F
(0.2°C)		 75th Coolest
Coolest since:
 1913
52nd Warmest
Warmest since:
 2016
Ties: 1931, 1994
Aug 1988–Jul 1991
36-Month 		49.0°F
(9.4°C)		 48.4°F
(9.1°C)		 0.6°F
(0.3°C)		 87th Coolest
Coolest since:
 1917
39th Warmest
Warmest since:
 2017
Ties: 1927, 1942, 1959, 1999, 2011
Aug 1987–Jul 1991
48-Month 		49.1°F
(9.5°C)		 48.4°F
(9.1°C)		 0.7°F
(0.4°C)		 89th Coolest
Coolest since:
 1915, 1917
36th Warmest
Warmest since:
 2018
Ties: 1943, 1994
Aug 1986–Jul 1991
60-Month 		49.1°F
(9.5°C)		 48.4°F
(9.1°C)		 0.7°F
(0.4°C)		 92nd Coolest
Coolest since:
 1917
32nd Warmest
Warmest since:
 2018
Ties: 1961, 1982, 1993

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