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, August 1991

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
August 1991
1-Month		70.7°F
(21.5°C)		69.4°F
(20.8°C)		1.3°F
(0.7°C)		87th Coolest
Coolest since:
1899
42nd Warmest
Warmest since:
2020
Ties: 1982
Jul–Aug 1991
2-Month		71.7°F
(22.1°C)		70.5°F
(21.4°C)		1.2°F
(0.7°C)		89th Coolest
Coolest since:
1912, 1993
40th Warmest
Warmest since:
2003, 2007, 2018, 2020, 2022
Jun–Aug 1991
3-Month		68.4°F
(20.2°C)		68.1°F
(20.1°C)		0.3°F
(0.1°C)		67th Coolest
Coolest since:
1907
62nd Warmest
Warmest since:
2021
Ties: 1969
May–Aug 1991
4-Month		63.9°F
(17.7°C)		64.6°F
(18.1°C)		-0.7°F
(-0.4°C)		33rd Coolest
Coolest since:
1907
96th Warmest
Warmest since:
2021
Ties: 1903, 1955, 1957, 1982, 2010
Apr–Aug 1991
5-Month		59.8°F
(15.4°C)		60.8°F
(16.0°C)		-1.0°F
(-0.6°C)		30th Coolest
Coolest since:
1975
99th Warmest
Warmest since:
2021
Ties: 1903, 1905, 1906, 1978, 2010
Mar–Aug 1991
6-Month		55.9°F
(13.3°C)		57.1°F
(13.9°C)		-1.2°F
(-0.6°C)		22nd Coolest
Coolest since:
1975
107th Warmest
Warmest since:
1934, 2007
Ties: 1922, 1976
Feb–Aug 1991
7-Month		53.5°F
(11.9°C)		53.6°F
(12.0°C)		-0.1°F
(-0.1°C)		58th Coolest
Coolest since:
1903
71st Warmest
Warmest since:
1934
Ties: 1935
Jan–Aug 1991
8-Month		50.2°F
(10.1°C)		50.4°F
(10.2°C)		-0.2°F
(-0.1°C)		44th Coolest
Coolest since:
1917
85th Warmest
Warmest since:
1934
Ties: 1904, 1967
Dec 1990–Aug 1991
9-Month		47.1°F
(8.4°C)		48.1°F
(8.9°C)		-1.0°F
(-0.5°C)		25th Coolest
Coolest since:
1917
103rd Warmest
Warmest since:
1934
Ties: 1898, 1945
Nov 1990–Aug 1991
10-Month		46.2°F
(7.9°C)		47.1°F
(8.4°C)		-0.9°F
(-0.5°C)		26th Coolest
Coolest since:
1917
102nd Warmest
Warmest since:
1934
Ties: 1896, 1920, 1942
Oct 1990–Aug 1991
11-Month		46.6°F
(8.1°C)		47.3°F
(8.5°C)		-0.7°F
(-0.4°C)		30th Coolest
Coolest since:
1917
98th Warmest
Warmest since:
1934
Ties: 1985
Sep 1990–Aug 1991
12-Month		48.1°F
(8.9°C)		48.4°F
(9.1°C)		-0.3°F
(-0.2°C)		38th Coolest
Coolest since:
1917
90th Warmest
Warmest since:
1934
Ties: 1916, 1957
Mar 1990–Aug 1991
18-Month		51.7°F
(10.9°C)		51.3°F
(10.7°C)		0.4°F
(0.2°C)		75th Coolest
Coolest since:
1917
53rd Warmest
Warmest since:
2015
Ties: 1928, 1943, 1970, 1993
Sep 1989–Aug 1991
24-Month		48.9°F
(9.4°C)		48.4°F
(9.1°C)		0.5°F
(0.3°C)		76th Coolest
Coolest since:
1913
51st Warmest
Warmest since:
2016
Ties: 1994
Sep 1988–Aug 1991
36-Month		49.0°F
(9.4°C)		48.4°F
(9.1°C)		0.6°F
(0.3°C)		88th Coolest
Coolest since:
1917
38th Warmest
Warmest since:
2017
Ties: 1927, 1959, 1978, 1981, 2010, 2011
Sep 1987–Aug 1991
48-Month		49.1°F
(9.5°C)		48.4°F
(9.1°C)		0.7°F
(0.4°C)		88th Coolest
Coolest since:
1913, 1915
37th Warmest
Warmest since:
2018
Sep 1986–Aug 1991
60-Month		49.0°F
(9.4°C)		48.4°F
(9.1°C)		0.6°F
(0.3°C)		87th Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2018
Ties: 1942, 1963, 1989, 1995

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