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 1987

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
July 1987
1-Month 		0.25"
(6.35mm)		 0.18"
(4.57mm)		 0.07"
(1.78mm)		 103rd Driest
Driest since:
 1940
26th Wettest
Wettest since:
 1913
Ties: 1910, 1911, 1922, 1925, 1938
Jun–Jul 1987
2-Month 		0.45"
(11.43mm)		 0.53"
(13.46mm)		 -0.08"
(-2.03mm)		 63rd Driest
Driest since:
 1901
66th Wettest
Wettest since:
 1913
May–Jul 1987
3-Month 		1.08"
(27.43mm)		 1.41"
(35.81mm)		 -0.33"
(-8.38mm)		 48th Driest
Driest since:
 1924
81st Wettest
Wettest since:
 1998
Apr–Jul 1987
4-Month 		1.48"
(37.59mm)		 3.04"
(77.22mm)		 -1.56"
(-39.63mm)		 14th Driest
Driest since:
 1909
115th Wettest
Wettest since:
 1896
Mar–Jul 1987
5-Month 		5.07"
(128.78mm)		 6.26"
(159.00mm)		 -1.19"
(-30.22mm)		 53rd Driest
Driest since:
 2008
76th Wettest
Wettest since:
 1995
Feb–Jul 1987
6-Month 		7.86"
(199.64mm)		 10.10"
(256.54mm)		 -2.24"
(-56.90mm)		 46th Driest
Driest since:
 1997
83rd Wettest
Wettest since:
 1998
Jan–Jul 1987
7-Month 		10.93"
(277.62mm)		 14.36"
(364.74mm)		 -3.43"
(-87.12mm)		 41st Driest
Driest since:
 2022
88th Wettest
Wettest since:
 1995
Dec 1986–Jul 1987
8-Month 		12.42"
(315.47mm)		 17.98"
(456.69mm)		 -5.56"
(-141.22mm)		 21st Driest
Driest since:
 1924
107th Wettest
Wettest since:
 1998
Nov 1986–Jul 1987
9-Month 		13.19"
(335.03mm)		 20.55"
(521.97mm)		 -7.36"
(-186.94mm)		 11th Driest
Driest since:
 1924
117th Wettest
Wettest since:
 1983, 1998
Oct 1986–Jul 1987
10-Month 		13.83"
(351.28mm)		 21.75"
(552.45mm)		 -7.92"
(-201.17mm)		 8th Driest
Driest since:
 1977
120th Wettest
Wettest since:
 1983
Sep 1986–Jul 1987
11-Month 		15.23"
(386.84mm)		 22.20"
(563.88mm)		 -6.97"
(-177.04mm)		 13th Driest
Driest since:
 1977
115th Wettest
Wettest since:
 1983
Aug 1986–Jul 1987
12-Month 		15.35"
(389.89mm)		 22.44"
(569.98mm)		 -7.09"
(-180.09mm)		 13th Driest
Driest since:
 2021
115th Wettest
Wettest since:
 1983
Feb 1986–Jul 1987
18-Month 		31.38"
(797.05mm)		 32.51"
(825.75mm)		 -1.13"
(-28.70mm)		 66th Driest
Driest since:
 2014
62nd Wettest
Wettest since:
 1983
Aug 1985–Jul 1987
24-Month 		43.41"
(1,102.61mm)		 44.90"
(1,140.46mm)		 -1.49"
(-37.85mm)		 61st Driest
Driest since:
 1977
66th Wettest
Wettest since:
 1983
Aug 1984–Jul 1987
36-Month 		61.38"
(1,559.05mm)		 67.31"
(1,709.67mm)		 -5.93"
(-150.62mm)		 46th Driest
Driest since:
 2022
80th Wettest
Wettest since:
 1984
Aug 1983–Jul 1987
48-Month 		84.93"
(2,157.22mm)		 89.50"
(2,273.30mm)		 -4.57"
(-116.08mm)		 53rd Driest
Driest since:
 2015
72nd Wettest
Wettest since:
 1998
Ties: 2013
Aug 1982–Jul 1987
60-Month 		124.91"
(3,172.71mm)		 111.68"
(2,836.67mm)		 13.23"
(336.04mm)		 102nd Driest
Driest since:
 1991
22nd Wettest
Wettest since:
 1999

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