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.

California

Precipitation Rankings, September 2003

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
September 2003
1-Month 		0.17"
(4.32mm)		 0.45"
(11.43mm)		 -0.28"
(-7.11mm)		 39th Driest
Driest since:
 1974
90th Wettest
Wettest since:
 1918
Ties: 1945
Aug–Sep 2003
2-Month 		0.74"
(18.80mm)		 0.69"
(17.53mm)		 0.05"
(1.27mm)		 87th Driest
Driest since:
 1937, 2018
42nd Wettest
Wettest since:
 1983
Ties: 2019
Jul–Sep 2003
3-Month 		0.96"
(24.38mm)		 0.87"
(22.10mm)		 0.09"
(2.28mm)		 88th Driest
Driest since:
 1928
41st Wettest
Wettest since:
 1976
Ties: 1955, 1968
Jun–Sep 2003
4-Month 		1.00"
(25.40mm)		 1.22"
(30.99mm)		 -0.22"
(-5.59mm)		 53rd Driest
Driest since:
 2002
76th Wettest
Wettest since:
 1982
May–Sep 2003
5-Month 		2.09"
(53.09mm)		 2.10"
(53.34mm)		 -0.01"
(-0.25mm)		 72nd Driest
Driest since:
 1924
57th Wettest
Wettest since:
 1998
Ties: 1988
Apr–Sep 2003
6-Month 		6.07"
(154.18mm)		 3.74"
(95.00mm)		 2.33"
(59.18mm)		 117th Driest
Driest since:
 1924
12th Wettest
Wettest since:
 1896
Mar–Sep 2003
7-Month 		8.84"
(224.54mm)		 6.95"
(176.53mm)		 1.89"
(48.01mm)		 107th Driest
Driest since:
 2008
22nd Wettest
Wettest since:
 1995
Feb–Sep 2003
8-Month 		11.50"
(292.10mm)		 10.80"
(274.32mm)		 0.70"
(17.78mm)		 85th Driest
Driest since:
 2021
44th Wettest
Wettest since:
 1998
Jan–Sep 2003
9-Month 		13.42"
(340.87mm)		 15.05"
(382.27mm)		 -1.63"
(-41.40mm)		 58th Driest
Driest since:
 2022
71st Wettest
Wettest since:
 1998
Dec 2002–Sep 2003
10-Month 		21.56"
(547.62mm)		 18.67"
(474.22mm)		 2.89"
(73.40mm)		 93rd Driest
Driest since:
 1924
35th Wettest
Wettest since:
 1983
Nov 2002–Sep 2003
11-Month 		24.74"
(628.40mm)		 21.25"
(539.75mm)		 3.49"
(88.65mm)		 94th Driest
Driest since:
 1924
34th Wettest
Wettest since:
 1983
Oct 2002–Sep 2003
12-Month 		24.80"
(629.92mm)		 22.45"
(570.23mm)		 2.35"
(59.69mm)		 87th Driest
Driest since:
 1924
41st Wettest
Wettest since:
 1983
Apr 2002–Sep 2003
18-Month 		26.52"
(673.61mm)		 26.19"
(665.23mm)		 0.33"
(8.38mm)		 79th Driest
Driest since:
 2021
49th Wettest
Wettest since:
 1983
Oct 2001–Sep 2003
24-Month 		42.21"
(1,072.13mm)		 44.90"
(1,140.46mm)		 -2.69"
(-68.33mm)		 54th Driest
Driest since:
 1977
73rd Wettest
Wettest since:
 1983
Oct 2000–Sep 2003
36-Month 		58.88"
(1,495.55mm)		 67.32"
(1,709.93mm)		 -8.44"
(-214.38mm)		 34th Driest
Driest since:
 2022
92nd Wettest
Wettest since:
 1984
Oct 1999–Sep 2003
48-Month 		80.11"
(2,034.79mm)		 89.51"
(2,273.55mm)		 -9.40"
(-238.76mm)		 39th Driest
Driest since:
 2015
86th Wettest
Wettest since:
 1998
Oct 1998–Sep 2003
60-Month 		100.93"
(2,563.62mm)		 111.69"
(2,836.93mm)		 -10.76"
(-273.31mm)		 33rd Driest
Driest since:
 1991
91st Wettest
Wettest since:
 1999

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