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 1990

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
July 1990
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, 1991, 2004
Jun–Jul 1990
2-Month 		69.0°F
(20.6°C)		 67.4°F
(19.7°C)		 1.6°F
(0.9°C)		 91st Coolest
Coolest since:
 1907
38th Warmest
Warmest since:
 2021
Ties: 2020
May–Jul 1990
3-Month 		63.7°F
(17.6°C)		 63.0°F
(17.2°C)		 0.7°F
(0.4°C)		 73rd Coolest
Coolest since:
 1907
56th Warmest
Warmest since:
 2021
Ties: 1956, 1987
Apr–Jul 1990
4-Month 		60.5°F
(15.8°C)		 58.7°F
(14.8°C)		 1.8°F
(1.0°C)		 97th Coolest
Coolest since:
 1975
32nd Warmest
Warmest since:
 2021
Ties: 1939, 1960, 2015, 2022
Mar–Jul 1990
5-Month 		56.8°F
(13.8°C)		 54.6°F
(12.6°C)		 2.2°F
(1.2°C)		 104th Coolest
Coolest since:
 1917, 1975
25th Warmest
Warmest since:
 1934
Ties: 2002, 2020, 2022
Feb–Jul 1990
6-Month 		52.3°F
(11.3°C)		 51.0°F
(10.6°C)		 1.3°F
(0.7°C)		 91st Coolest
Coolest since:
 1903
38th Warmest
Warmest since:
 1934
Ties: 1947
Jan–Jul 1990
7-Month 		49.2°F
(9.6°C)		 47.7°F
(8.7°C)		 1.5°F
(0.9°C)		 96th Coolest
Coolest since:
 1917
33rd Warmest
Warmest since:
 1934
Ties: 1925
Dec 1989–Jul 1990
8-Month 		47.1°F
(8.4°C)		 45.5°F
(7.5°C)		 1.6°F
(0.9°C)		 99th Coolest
Coolest since:
 1917
29th Warmest
Warmest since:
 1934
Ties: 1954
Nov 1989–Jul 1990
9-Month 		46.2°F
(7.9°C)		 44.6°F
(7.0°C)		 1.6°F
(0.9°C)		 100th Coolest
Coolest since:
 1917
28th Warmest
Warmest since:
 1934
Ties: 1961, 2004, 2013
Oct 1989–Jul 1990
10-Month 		46.5°F
(8.1°C)		 45.1°F
(7.3°C)		 1.4°F
(0.8°C)		 97th Coolest
Coolest since:
 1917
31st Warmest
Warmest since:
 1934
Ties: 1900, 1961
Sep 1989–Jul 1990
11-Month 		47.9°F
(8.8°C)		 46.5°F
(8.1°C)		 1.4°F
(0.7°C)		 98th Coolest
Coolest since:
 1917
30th Warmest
Warmest since:
 1934
Ties: 1900, 1951
Aug 1989–Jul 1990
12-Month 		49.5°F
(9.7°C)		 48.4°F
(9.1°C)		 1.1°F
(0.6°C)		 95th Coolest
Coolest since:
 1917
33rd Warmest
Warmest since:
 1934
Ties: 1936, 1943, 1988, 2001
Feb 1989–Jul 1990
18-Month 		50.6°F
(10.3°C)		 49.3°F
(9.6°C)		 1.3°F
(0.7°C)		 103rd Coolest
Coolest since:
 1917
25th Warmest
Warmest since:
 2015
Ties: 1926, 1941, 1961, 1981, 2005, 2009, 2019
Aug 1988–Jul 1990
24-Month 		49.5°F
(9.7°C)		 48.4°F
(9.1°C)		 1.1°F
(0.6°C)		 100th Coolest
Coolest since:
 1913
27th Warmest
Warmest since:
 2016
Ties: 1954, 1959, 1982, 2009
Aug 1987–Jul 1990
36-Month 		49.5°F
(9.7°C)		 48.4°F
(9.1°C)		 1.1°F
(0.6°C)		 99th Coolest
Coolest since:
 1917
27th Warmest
Warmest since:
 2017
Ties: 1941, 1994
Aug 1986–Jul 1990
48-Month 		49.3°F
(9.6°C)		 48.4°F
(9.1°C)		 0.9°F
(0.5°C)		 94th Coolest
Coolest since:
 1915, 1917
31st Warmest
Warmest since:
 2018
Ties: 1989, 1996
Aug 1985–Jul 1990
60-Month 		49.3°F
(9.6°C)		 48.4°F
(9.1°C)		 0.9°F
(0.5°C)		 97th Coolest
Coolest since:
 1917
27th Warmest
Warmest since:
 2018
Ties: 1999, 2012

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