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 2015

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
July 2015
1-Month 		0.66"
(16.76mm)		 0.18"
(4.57mm)		 0.48"
(12.19mm)		 127th Driest
Driest since:
 1940
2nd Wettest
Wettest since:
 1913
Jun–Jul 2015
2-Month 		0.89"
(22.61mm)		 0.53"
(13.46mm)		 0.36"
(9.15mm)		 111th Driest
Driest since:
 1901
18th Wettest
Wettest since:
 1913
May–Jul 2015
3-Month 		1.82"
(46.23mm)		 1.41"
(35.81mm)		 0.41"
(10.42mm)		 96th Driest
Driest since:
 1924
33rd Wettest
Wettest since:
 1998
Apr–Jul 2015
4-Month 		2.88"
(73.15mm)		 3.04"
(77.22mm)		 -0.16"
(-4.07mm)		 70th Driest
Driest since:
 1909
59th Wettest
Wettest since:
 1896
Mar–Jul 2015
5-Month 		3.66"
(92.96mm)		 6.26"
(159.00mm)		 -2.60"
(-66.04mm)		 18th Driest
Driest since:
 2008
111th Wettest
Wettest since:
 1995
Feb–Jul 2015
6-Month 		6.52"
(165.61mm)		 10.10"
(256.54mm)		 -3.58"
(-90.93mm)		 23rd Driest
Driest since:
 1997
106th Wettest
Wettest since:
 1998
Jan–Jul 2015
7-Month 		7.17"
(182.12mm)		 14.36"
(364.74mm)		 -7.19"
(-182.62mm)		 6th Driest
Driest since:
 2022
123rd Wettest
Wettest since:
 1995
Dec 2014–Jul 2015
8-Month 		13.47"
(342.14mm)		 17.98"
(456.69mm)		 -4.51"
(-114.55mm)		 31st Driest
Driest since:
 1924
97th Wettest
Wettest since:
 1998
Nov 2014–Jul 2015
9-Month 		15.31"
(388.87mm)		 20.55"
(521.97mm)		 -5.24"
(-133.10mm)		 26th Driest
Driest since:
 1924
102nd Wettest
Wettest since:
 1983, 1998
Oct 2014–Jul 2015
10-Month 		16.37"
(415.80mm)		 21.75"
(552.45mm)		 -5.38"
(-136.65mm)		 33rd Driest
Driest since:
 1977
95th Wettest
Wettest since:
 1983
Sep 2014–Jul 2015
11-Month 		17.09"
(434.09mm)		 22.20"
(563.88mm)		 -5.11"
(-129.79mm)		 35th Driest
Driest since:
 1977
93rd Wettest
Wettest since:
 1983
Aug 2014–Jul 2015
12-Month 		17.54"
(445.52mm)		 22.44"
(569.98mm)		 -4.90"
(-124.46mm)		 36th Driest
Driest since:
 2021
92nd Wettest
Wettest since:
 1983
Feb 2014–Jul 2015
18-Month 		26.53"
(673.86mm)		 32.51"
(825.75mm)		 -5.98"
(-151.89mm)		 29th Driest
Driest since:
 2014
99th Wettest
Wettest since:
 1983
Aug 2013–Jul 2015
24-Month 		29.91"
(759.71mm)		 44.90"
(1,140.46mm)		 -14.99"
(-380.75mm)		 5th Driest
Driest since:
 1977
122nd Wettest
Wettest since:
 1983
Aug 2012–Jul 2015
36-Month 		46.11"
(1,171.19mm)		 67.31"
(1,709.67mm)		 -21.20"
(-538.48mm)		 3rd Driest
Driest since:
 2022
123rd Wettest
Wettest since:
 1984
Aug 2011–Jul 2015
48-Month 		62.53"
(1,588.26mm)		 89.50"
(2,273.30mm)		 -26.97"
(-685.04mm)		 1st Driest
Driest since:
 2015
124th Wettest
Wettest since:
 1998
Aug 2010–Jul 2015
60-Month 		91.23"
(2,317.24mm)		 111.68"
(2,836.67mm)		 -20.45"
(-519.43mm)		 8th Driest
Driest since:
 1991
116th Wettest
Wettest since:
 1999

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