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, September 2016

View Period (Months):
Download: CSV JSON XML
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
September 2016
1-Month 		0.10"
(2.54mm)		 0.45"
(11.43mm)		 -0.35"
(-8.89mm)		 17th Driest
Driest since:
 1974
112th Wettest
Wettest since:
 1918
Ties: 1928, 1944, 1987, 2012
Aug–Sep 2016
2-Month 		0.16"
(4.06mm)		 0.69"
(17.53mm)		 -0.53"
(-13.47mm)		 10th Driest
Driest since:
 1937, 2018
119th Wettest
Wettest since:
 1983
Ties: 2008
Jul–Sep 2016
3-Month 		0.22"
(5.59mm)		 0.87"
(22.10mm)		 -0.65"
(-16.51mm)		 4th Driest
Driest since:
 1928
125th Wettest
Wettest since:
 1976
Jun–Sep 2016
4-Month 		0.49"
(12.45mm)		 1.22"
(30.99mm)		 -0.73"
(-18.54mm)		 13th Driest
Driest since:
 2002
116th Wettest
Wettest since:
 1982
Ties: 1926
May–Sep 2016
5-Month 		1.26"
(32.00mm)		 2.10"
(53.34mm)		 -0.84"
(-21.34mm)		 21st Driest
Driest since:
 1924
108th Wettest
Wettest since:
 1998
Apr–Sep 2016
6-Month 		2.78"
(70.61mm)		 3.74"
(95.00mm)		 -0.96"
(-24.39mm)		 35th Driest
Driest since:
 1924
94th Wettest
Wettest since:
 1896
Mar–Sep 2016
7-Month 		7.66"
(194.56mm)		 6.95"
(176.53mm)		 0.71"
(18.03mm)		 90th Driest
Driest since:
 2008
39th Wettest
Wettest since:
 1995
Feb–Sep 2016
8-Month 		8.87"
(225.30mm)		 10.80"
(274.32mm)		 -1.93"
(-49.02mm)		 52nd Driest
Driest since:
 2021
77th Wettest
Wettest since:
 1998
Ties: 1903, 2018
Jan–Sep 2016
9-Month 		15.26"
(387.60mm)		 15.05"
(382.27mm)		 0.21"
(5.33mm)		 79th Driest
Driest since:
 2022
50th Wettest
Wettest since:
 1998
Dec 2015–Sep 2016
10-Month 		19.95"
(506.73mm)		 18.67"
(474.22mm)		 1.28"
(32.51mm)		 87th Driest
Driest since:
 1924
41st Wettest
Wettest since:
 1983
Nov 2015–Sep 2016
11-Month 		21.82"
(554.23mm)		 21.25"
(539.75mm)		 0.57"
(14.48mm)		 80th Driest
Driest since:
 1924
48th Wettest
Wettest since:
 1983
Ties: 1953
Oct 2015–Sep 2016
12-Month 		22.72"
(577.09mm)		 22.45"
(570.23mm)		 0.27"
(6.86mm)		 75th Driest
Driest since:
 1924
53rd Wettest
Wettest since:
 1983
Apr 2015–Sep 2016
18-Month 		26.01"
(660.65mm)		 26.19"
(665.23mm)		 -0.18"
(-4.58mm)		 71st Driest
Driest since:
 2021
57th Wettest
Wettest since:
 1983
Oct 2014–Sep 2016
24-Month 		39.50"
(1,003.30mm)		 44.90"
(1,140.46mm)		 -5.40"
(-137.16mm)		 39th Driest
Driest since:
 1977
88th Wettest
Wettest since:
 1983
Oct 2013–Sep 2016
36-Month 		51.89"
(1,318.01mm)		 67.32"
(1,709.93mm)		 -15.43"
(-391.92mm)		 12th Driest
Driest since:
 2022
114th Wettest
Wettest since:
 1984
Oct 2012–Sep 2016
48-Month 		68.84"
(1,748.54mm)		 89.51"
(2,273.55mm)		 -20.67"
(-525.01mm)		 5th Driest
Driest since:
 2015
120th Wettest
Wettest since:
 1998
Oct 2011–Sep 2016
60-Month 		85.28"
(2,166.11mm)		 111.69"
(2,836.93mm)		 -26.41"
(-670.82mm)		 2nd Driest
Driest since:
 1991
122nd Wettest
Wettest since:
 1999

Citing This Page