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, July 2022

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
July 2022
1-Month 		0.13"
(3.30mm)		 0.18"
(4.57mm)		 -0.05"
(-1.27mm)		 51st Driest
Driest since:
 1940
78th Wettest
Wettest since:
 1913
Ties: 1906, 1920, 1970
Jun–Jul 2022
2-Month 		0.57"
(14.48mm)		 0.53"
(13.46mm)		 0.04"
(1.02mm)		 82nd Driest
Driest since:
 1901
47th Wettest
Wettest since:
 1913
Ties: 1968
May–Jul 2022
3-Month 		0.87"
(22.10mm)		 1.41"
(35.81mm)		 -0.54"
(-13.71mm)		 32nd Driest
Driest since:
 1924
97th Wettest
Wettest since:
 1998
Apr–Jul 2022
4-Month 		2.59"
(65.79mm)		 3.04"
(77.22mm)		 -0.45"
(-11.43mm)		 52nd Driest
Driest since:
 1909
77th Wettest
Wettest since:
 1896
Ties: 1917
Mar–Jul 2022
5-Month 		3.64"
(92.46mm)		 6.26"
(159.00mm)		 -2.62"
(-66.54mm)		 17th Driest
Driest since:
 2008
112th Wettest
Wettest since:
 1995
Feb–Jul 2022
6-Month 		3.88"
(98.55mm)		 10.10"
(256.54mm)		 -6.22"
(-157.99mm)		 2nd Driest
Driest since:
 1997
127th Wettest
Wettest since:
 1998
Jan–Jul 2022
7-Month 		4.33"
(109.98mm)		 14.36"
(364.74mm)		 -10.03"
(-254.76mm)		 1st Driest
Driest since:
 2022
128th Wettest
Wettest since:
 1995
Dec 2021–Jul 2022
8-Month 		10.59"
(268.99mm)		 17.98"
(456.69mm)		 -7.39"
(-187.70mm)		 8th Driest
Driest since:
 1924
120th Wettest
Wettest since:
 1998
Ties: 1898
Nov 2021–Jul 2022
9-Month 		11.54"
(293.12mm)		 20.55"
(521.97mm)		 -9.01"
(-228.85mm)		 6th Driest
Driest since:
 1924
122nd Wettest
Wettest since:
 1983, 1998
Oct 2021–Jul 2022
10-Month 		15.20"
(386.08mm)		 21.75"
(552.45mm)		 -6.55"
(-166.37mm)		 18th Driest
Driest since:
 1977
110th Wettest
Wettest since:
 1983
Sep 2021–Jul 2022
11-Month 		15.56"
(395.22mm)		 22.20"
(563.88mm)		 -6.64"
(-168.66mm)		 15th Driest
Driest since:
 1977
113th Wettest
Wettest since:
 1983
Ties: 1972
Aug 2021–Jul 2022
12-Month 		15.66"
(397.76mm)		 22.44"
(569.98mm)		 -6.78"
(-172.22mm)		 15th Driest
Driest since:
 2021
113th Wettest
Wettest since:
 1983
Feb 2021–Jul 2022
18-Month 		19.61"
(498.09mm)		 32.51"
(825.75mm)		 -12.90"
(-327.66mm)		 5th Driest
Driest since:
 2014
123rd Wettest
Wettest since:
 1983
Aug 2020–Jul 2022
24-Month 		26.47"
(672.34mm)		 44.90"
(1,140.46mm)		 -18.43"
(-468.12mm)		 2nd Driest
Driest since:
 1977
125th Wettest
Wettest since:
 1983
Aug 2019–Jul 2022
36-Month 		42.71"
(1,084.83mm)		 67.31"
(1,709.67mm)		 -24.60"
(-624.84mm)		 1st Driest
Driest since:
 2022
125th Wettest
Wettest since:
 1984
Aug 2018–Jul 2022
48-Month 		70.44"
(1,789.18mm)		 89.50"
(2,273.30mm)		 -19.06"
(-484.12mm)		 9th Driest
Driest since:
 2015
116th Wettest
Wettest since:
 1998
Aug 2017–Jul 2022
60-Month 		86.86"
(2,206.24mm)		 111.68"
(2,836.67mm)		 -24.82"
(-630.43mm)		 5th Driest
Driest since:
 1991
119th Wettest
Wettest since:
 1999

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