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 1958

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1958
1-Month
0.57"
(14.48mm)
0.45"
(11.43mm)
0.12"
(3.05mm)
94th Driest
Driest since:
1974
35th Wettest
Wettest since:
1918
Aug–Sep 1958
2-Month
0.95"
(24.13mm)
0.69"
(17.53mm)
0.26"
(6.60mm)
101st Driest
Driest since:
1937, 2018
28th Wettest
Wettest since:
1983
Jul–Sep 1958
3-Month
1.27"
(32.26mm)
0.87"
(22.10mm)
0.40"
(10.16mm)
104th Driest
Driest since:
1928
25th Wettest
Wettest since:
1976
Jun–Sep 1958
4-Month
2.14"
(54.36mm)
1.22"
(30.99mm)
0.92"
(23.37mm)
121st Driest
Driest since:
2002
8th Wettest
Wettest since:
1982
May–Sep 1958
5-Month
2.99"
(75.95mm)
2.10"
(53.34mm)
0.89"
(22.61mm)
115th Driest
Driest since:
1924
14th Wettest
Wettest since:
1998
Apr–Sep 1958
6-Month
6.95"
(176.53mm)
3.74"
(95.00mm)
3.21"
(81.53mm)
124th Driest
Driest since:
1924
5th Wettest
Wettest since:
1896
Mar–Sep 1958
7-Month
12.69"
(322.33mm)
6.95"
(176.53mm)
5.74"
(145.80mm)
125th Driest
Driest since:
2008
4th Wettest
Wettest since:
1995
Feb–Sep 1958
8-Month
20.91"
(531.11mm)
10.80"
(274.32mm)
10.11"
(256.79mm)
126th Driest
Driest since:
2021
3rd Wettest
Wettest to Date
1998
Jan–Sep 1958
9-Month
25.25"
(641.35mm)
15.05"
(382.27mm)
10.20"
(259.08mm)
125th Driest
Driest since:
2022
4th Wettest
Wettest to Date
1998
Dec 1957–Sep 1958
10-Month
29.26"
(743.20mm)
18.67"
(474.22mm)
10.59"
(268.98mm)
122nd Driest
Driest since:
1924
6th Wettest
Wettest since:
1983
Ties: 1907
Nov 1957–Sep 1958
11-Month
30.99"
(787.15mm)
21.25"
(539.75mm)
9.74"
(247.40mm)
119th Driest
Driest since:
1924
9th Wettest
Wettest since:
1983
Oct 1957–Sep 1958
12-Month
33.75"
(857.25mm)
22.45"
(570.23mm)
11.30"
(287.02mm)
121st Driest
Driest since:
1924
7th Wettest
Wettest since:
1983
Apr 1957–Sep 1958
18-Month
39.24"
(996.70mm)
26.19"
(665.23mm)
13.05"
(331.47mm)
124th Driest
Driest since:
2021
4th Wettest
Wettest to Date
1983
Oct 1956–Sep 1958
24-Month
53.08"
(1,348.23mm)
44.90"
(1,140.46mm)
8.18"
(207.77mm)
110th Driest
Driest since:
1977
17th Wettest
Wettest since:
1983
Oct 1955–Sep 1958
36-Month
81.40"
(2,067.56mm)
67.32"
(1,709.93mm)
14.08"
(357.63mm)
115th Driest
Driest since:
2022
11th Wettest
Wettest since:
1984
Oct 1954–Sep 1958
48-Month
98.07"
(2,490.98mm)
89.51"
(2,273.55mm)
8.56"
(217.43mm)
97th Driest
Driest since:
2015
28th Wettest
Wettest since:
1998
Oct 1953–Sep 1958
60-Month
119.24"
(3,028.70mm)
111.69"
(2,836.93mm)
7.55"
(191.77mm)
91st Driest
Driest since:
1991
33rd Wettest
Wettest since:
1999

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