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 1952

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
September 1952
1-Month
0.45"
(11.43mm)
0.45"
(11.43mm)
0.00"
(0.00mm)
85th Driest
Driest since:
1974
44th Wettest
Wettest since:
1918
Aug–Sep 1952
2-Month
0.50"
(12.70mm)
0.69"
(17.53mm)
-0.19"
(-4.83mm)
59th Driest
Driest since:
1937, 2018
70th Wettest
Wettest since:
1983
Ties: 1951
Jul–Sep 1952
3-Month
0.90"
(22.86mm)
0.87"
(22.10mm)
0.03"
(0.76mm)
83rd Driest
Driest since:
1928
46th Wettest
Wettest since:
1976
Ties: 1898
Jun–Sep 1952
4-Month
1.58"
(40.13mm)
1.22"
(30.99mm)
0.36"
(9.14mm)
102nd Driest
Driest since:
2002
27th Wettest
Wettest since:
1982
Ties: 1959
May–Sep 1952
5-Month
2.04"
(51.82mm)
2.10"
(53.34mm)
-0.06"
(-1.52mm)
69th Driest
Driest since:
1924
60th Wettest
Wettest since:
1998
Apr–Sep 1952
6-Month
3.54"
(89.92mm)
3.74"
(95.00mm)
-0.20"
(-5.08mm)
74th Driest
Driest since:
1924
55th Wettest
Wettest since:
1896
Ties: 2020
Mar–Sep 1952
7-Month
8.32"
(211.33mm)
6.95"
(176.53mm)
1.37"
(34.80mm)
98th Driest
Driest since:
2008
31st Wettest
Wettest since:
1995
Feb–Sep 1952
8-Month
10.90"
(276.86mm)
10.80"
(274.32mm)
0.10"
(2.54mm)
75th Driest
Driest since:
2021
54th Wettest
Wettest since:
1998
Jan–Sep 1952
9-Month
18.34"
(465.84mm)
15.05"
(382.27mm)
3.29"
(83.57mm)
102nd Driest
Driest since:
2022
27th Wettest
Wettest since:
1998
Dec 1951–Sep 1952
10-Month
25.57"
(649.48mm)
18.67"
(474.22mm)
6.90"
(175.26mm)
114th Driest
Driest since:
1924
14th Wettest
Wettest since:
1983
Nov 1951–Sep 1952
11-Month
28.94"
(735.08mm)
21.25"
(539.75mm)
7.69"
(195.33mm)
114th Driest
Driest since:
1924
14th Wettest
Wettest since:
1983
Oct 1951–Sep 1952
12-Month
30.79"
(782.07mm)
22.45"
(570.23mm)
8.34"
(211.84mm)
115th Driest
Driest since:
1924
13th Wettest
Wettest since:
1983
Apr 1951–Sep 1952
18-Month
34.13"
(866.90mm)
26.19"
(665.23mm)
7.94"
(201.67mm)
115th Driest
Driest since:
2021
13th Wettest
Wettest since:
1983
Oct 1950–Sep 1952
24-Month
53.79"
(1,366.27mm)
44.90"
(1,140.46mm)
8.89"
(225.81mm)
112th Driest
Driest since:
1977
15th Wettest
Wettest since:
1983
Oct 1949–Sep 1952
36-Month
71.79"
(1,823.47mm)
67.32"
(1,709.93mm)
4.47"
(113.54mm)
87th Driest
Driest since:
2022
39th Wettest
Wettest since:
1984
Ties: 1967
Oct 1948–Sep 1952
48-Month
88.80"
(2,255.52mm)
89.51"
(2,273.55mm)
-0.71"
(-18.03mm)
68th Driest
Driest since:
2015
57th Wettest
Wettest since:
1998
Oct 1947–Sep 1952
60-Month
108.30"
(2,750.82mm)
111.69"
(2,836.93mm)
-3.39"
(-86.11mm)
62nd Driest
Driest since:
1991
62nd Wettest
Wettest since:
1999

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