Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Utah

Precipitation Rankings, September 1991

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
September 1991
1-Month		1.58"
(40.13mm)		1.06"
(26.92mm)		0.52"
(13.21mm)		104th Driest
Driest since:
1953
25th Wettest
Wettest since:
1982
Aug–Sep 1991
2-Month		2.95"
(74.93mm)		2.27"
(57.66mm)		0.68"
(17.27mm)		107th Driest
Driest since:
2020
22nd Wettest
Wettest since:
1982
Jul–Sep 1991
3-Month		3.60"
(91.44mm)		3.26"
(82.80mm)		0.34"
(8.64mm)		85th Driest
Driest since:
2020
44th Wettest
Wettest since:
1982
Jun–Sep 1991
4-Month		4.25"
(107.95mm)		3.99"
(101.35mm)		0.26"
(6.60mm)		86th Driest
Driest since:
1956
43rd Wettest
Wettest since:
1997
May–Sep 1991
5-Month		5.91"
(150.11mm)		5.15"
(130.81mm)		0.76"
(19.30mm)		93rd Driest
Driest since:
1974
36th Wettest
Wettest since:
1997
Ties: 1987
Apr–Sep 1991
6-Month		7.03"
(178.56mm)		6.36"
(161.54mm)		0.67"
(17.02mm)		93rd Driest
Driest since:
2020
36th Wettest
Wettest since:
1965
Ties: 2016
Mar–Sep 1991
7-Month		8.69"
(220.73mm)		7.72"
(196.09mm)		0.97"
(24.64mm)		90th Driest
Driest since:
1956
39th Wettest
Wettest since:
1906
Ties: 1917
Feb–Sep 1991
8-Month		9.18"
(233.17mm)		8.94"
(227.08mm)		0.24"
(6.09mm)		74th Driest
Driest since:
1974
55th Wettest
Wettest since:
1906
Ties: 1987
Jan–Sep 1991
9-Month		9.98"
(253.49mm)		10.16"
(258.06mm)		-0.18"
(-4.57mm)		66th Driest
Driest since:
2020
63rd Wettest
Wettest since:
1906
Dec 1990–Sep 1991
10-Month		10.87"
(276.10mm)		11.26"
(286.00mm)		-0.39"
(-9.90mm)		65th Driest
Driest since:
1931
63rd Wettest
Wettest since:
1997
Nov 1990–Sep 1991
11-Month		11.81"
(299.97mm)		12.33"
(313.18mm)		-0.52"
(-13.21mm)		62nd Driest
Driest since:
1931
66th Wettest
Wettest since:
1906
Ties: 2009
Oct 1990–Sep 1991
12-Month		12.75"
(323.85mm)		13.54"
(343.92mm)		-0.79"
(-20.07mm)		59th Driest
Driest since:
2018
69th Wettest
Wettest since:
2005
Apr 1990–Sep 1991
18-Month		18.68"
(474.47mm)		19.91"
(505.71mm)		-1.23"
(-31.24mm)		49th Driest
Driest since:
2021
79th Wettest
Wettest since:
1983
Oct 1989–Sep 1991
24-Month		23.56"
(598.42mm)		27.08"
(687.83mm)		-3.52"
(-89.41mm)		26th Driest
Driest since:
1934
101st Wettest
Wettest since:
1983
Oct 1988–Sep 1991
36-Month		33.89"
(860.81mm)		40.58"
(1,030.73mm)		-6.69"
(-169.92mm)		13th Driest
Driest since:
1902
113th Wettest
Wettest since:
1984
Oct 1987–Sep 1991
48-Month		46.92"
(1,191.77mm)		54.05"
(1,372.87mm)		-7.13"
(-181.10mm)		17th Driest
Driest since:
1956
108th Wettest
Wettest since:
1985
Oct 1986–Sep 1991
60-Month		59.77"
(1,518.16mm)		67.48"
(1,713.99mm)		-7.71"
(-195.83mm)		18th Driest
Driest since:
1935
106th Wettest
Wettest since:
1986

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