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 1909

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
July 1909
1-Month 		0.12"
(3.05mm)		 0.18"
(4.57mm)		 -0.06"
(-1.52mm)		 47th Driest
Driest since:
 1940
82nd Wettest
Wettest since:
 1913
Ties: 1921, 1944, 1978
Jun–Jul 1909
2-Month 		0.33"
(8.38mm)		 0.53"
(13.46mm)		 -0.20"
(-5.08mm)		 45th Driest
Driest since:
 1901
84th Wettest
Wettest since:
 1913
Ties: 1904, 1983, 2010, 2016
May–Jul 1909
3-Month 		0.56"
(14.22mm)		 1.41"
(35.81mm)		 -0.85"
(-21.59mm)		 7th Driest
Driest since:
 1924
122nd Wettest
Wettest since:
 1998
Ties: 1966
Apr–Jul 1909
4-Month 		0.68"
(17.27mm)		 3.04"
(77.22mm)		 -2.36"
(-59.95mm)		 1st Driest
Driest since:
 1909
128th Wettest
Wettest since:
 1896
Mar–Jul 1909
5-Month 		3.54"
(89.92mm)		 6.26"
(159.00mm)		 -2.72"
(-69.08mm)		 14th Driest
Driest since:
 2008
115th Wettest
Wettest since:
 1995
Feb–Jul 1909
6-Month 		9.93"
(252.22mm)		 10.10"
(256.54mm)		 -0.17"
(-4.32mm)		 72nd Driest
Driest since:
 1997
57th Wettest
Wettest since:
 1998
Jan–Jul 1909
7-Month 		22.25"
(565.15mm)		 14.36"
(364.74mm)		 7.89"
(200.41mm)		 118th Driest
Driest since:
 2022
11th Wettest
Wettest since:
 1995
Dec 1908–Jul 1909
8-Month 		24.19"
(614.43mm)		 17.98"
(456.69mm)		 6.21"
(157.74mm)		 110th Driest
Driest since:
 1924
18th Wettest
Wettest since:
 1998
Nov 1908–Jul 1909
9-Month 		25.88"
(657.35mm)		 20.55"
(521.97mm)		 5.33"
(135.38mm)		 106th Driest
Driest since:
 1924
22nd Wettest
Wettest since:
 1983, 1998
Oct 1908–Jul 1909
10-Month 		27.15"
(689.61mm)		 21.75"
(552.45mm)		 5.40"
(137.16mm)		 103rd Driest
Driest since:
 1977
25th Wettest
Wettest since:
 1983
Sep 1908–Jul 1909
11-Month 		27.87"
(707.90mm)		 22.20"
(563.88mm)		 5.67"
(144.02mm)		 106th Driest
Driest since:
 1977
22nd Wettest
Wettest since:
 1983
Aug 1908–Jul 1909
12-Month 		28.18"
(715.77mm)		 22.44"
(569.98mm)		 5.74"
(145.79mm)		 107th Driest
Driest since:
 2021
21st Wettest
Wettest since:
 1983
Feb 1908–Jul 1909
18-Month 		35.34"
(897.64mm)		 32.51"
(825.75mm)		 2.83"
(71.89mm)		 90th Driest
Driest since:
 2014
38th Wettest
Wettest since:
 1983
Aug 1907–Jul 1909
24-Month 		46.39"
(1,178.31mm)		 44.90"
(1,140.46mm)		 1.49"
(37.85mm)		 78th Driest
Driest since:
 1977
49th Wettest
Wettest since:
 1983
Aug 1906–Jul 1909
36-Month 		77.82"
(1,976.63mm)		 67.31"
(1,709.67mm)		 10.51"
(266.96mm)		 106th Driest
Driest since:
 2022
20th Wettest
Wettest since:
 1984
Aug 1905–Jul 1909
48-Month 		105.82"
(2,687.83mm)		 89.50"
(2,273.30mm)		 16.32"
(414.53mm)		 113th Driest
Driest since:
 2015
12th Wettest
Wettest since:
 1998
Aug 1904–Jul 1909
60-Month 		130.60"
(3,317.24mm)		 111.68"
(2,836.67mm)		 18.92"
(480.57mm)		 112th Driest
Driest since:
 1991
12th Wettest
Wettest since:
 1999

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