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, August 1903

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
August 1903
1-Month 		0.09"
(2.29mm)		 0.24"
(6.10mm)		 -0.15"
(-3.81mm)		 30th Driest
Driest since:
 1937, 2002
99th Wettest
Wettest since:
 1983
Jul–Aug 1903
2-Month 		0.13"
(3.30mm)		 0.42"
(10.67mm)		 -0.29"
(-7.37mm)		 7th Driest
Driest to Date
 1940
122nd Wettest
Wettest since:
 1983
Jun–Aug 1903
3-Month 		0.34"
(8.64mm)		 0.77"
(19.56mm)		 -0.43"
(-10.92mm)		 18th Driest
Driest since:
 2002
111th Wettest
Wettest since:
 1913
Ties: 1895, 1915, 1932
May–Aug 1903
4-Month 		0.63"
(16.00mm)		 1.65"
(41.91mm)		 -1.02"
(-25.91mm)		 3rd Driest
Driest to Date
 1924
126th Wettest
Wettest since:
 1998
Apr–Aug 1903
5-Month 		1.69"
(42.93mm)		 3.29"
(83.57mm)		 -1.60"
(-40.64mm)		 17th Driest
Driest to Date
 2021
112th Wettest
Wettest since:
 1896
Mar–Aug 1903
6-Month 		6.92"
(175.77mm)		 6.50"
(165.10mm)		 0.42"
(10.67mm)		 83rd Driest
Driest since:
 2008
46th Wettest
Wettest since:
 1995
Ties: 1918
Feb–Aug 1903
7-Month 		8.63"
(219.20mm)		 10.35"
(262.89mm)		 -1.72"
(-43.69mm)		 54th Driest
Driest since:
 1997, 2021
75th Wettest
Wettest since:
 1998
Jan–Aug 1903
8-Month 		13.47"
(342.14mm)		 14.60"
(370.84mm)		 -1.13"
(-28.70mm)		 65th Driest
Driest since:
 2022
64th Wettest
Wettest since:
 1995
Dec 1902–Aug 1903
9-Month 		16.70"
(424.18mm)		 18.22"
(462.79mm)		 -1.52"
(-38.61mm)		 66th Driest
Driest since:
 1924
62nd Wettest
Wettest since:
 1998
Nov 1902–Aug 1903
10-Month 		20.67"
(525.02mm)		 20.80"
(528.32mm)		 -0.13"
(-3.30mm)		 72nd Driest
Driest since:
 1924
56th Wettest
Wettest since:
 1983
Oct 1902–Aug 1903
11-Month 		22.42"
(569.47mm)		 22.00"
(558.80mm)		 0.42"
(10.67mm)		 74th Driest
Driest since:
 1924
54th Wettest
Wettest since:
 1983
Ties: 1970
Sep 1902–Aug 1903
12-Month 		22.47"
(570.74mm)		 22.44"
(569.98mm)		 0.03"
(0.76mm)		 71st Driest
Driest since:
 2021
57th Wettest
Wettest since:
 1983
Mar 1902–Aug 1903
18-Month 		29.11"
(739.39mm)		 28.96"
(735.58mm)		 0.15"
(3.81mm)		 76th Driest
Driest since:
 1977
52nd Wettest
Wettest since:
 1983
Sep 1901–Aug 1903
24-Month 		45.12"
(1,146.05mm)		 44.90"
(1,140.46mm)		 0.22"
(5.59mm)		 70th Driest
Driest since:
 1977
57th Wettest
Wettest since:
 1983
Sep 1900–Aug 1903
36-Month 		70.11"
(1,780.79mm)		 67.31"
(1,709.67mm)		 2.80"
(71.12mm)		 81st Driest
Driest since:
 2022
45th Wettest
Wettest to Date
 1984
Sep 1899–Aug 1903
48-Month 		92.09"
(2,339.09mm)		 89.50"
(2,273.30mm)		 2.59"
(65.79mm)		 79th Driest
Driest since:
 2015
46th Wettest
Wettest to Date
 1998
Sep 1898–Aug 1903
60-Month 		109.72"
(2,786.89mm)		 111.68"
(2,836.67mm)		 -1.96"
(-49.78mm)		 65th Driest
Driest since:
 1991
59th Wettest
Wettest to Date
 1999

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