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 1906

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1906
1-Month
0.27"
(6.86mm)
0.45"
(11.43mm)
-0.18"
(-4.57mm)
58th Driest
Driest since:
1974
71st Wettest
Wettest since:
1918
Ties: 1900, 1961, 1984, 1996
Aug–Sep 1906
2-Month
0.59"
(14.99mm)
0.69"
(17.53mm)
-0.10"
(-2.54mm)
67th Driest
Driest since:
1937, 2018
62nd Wettest
Wettest since:
1983
Jul–Sep 1906
3-Month
0.72"
(18.29mm)
0.87"
(22.10mm)
-0.15"
(-3.81mm)
61st Driest
Driest since:
1928
68th Wettest
Wettest since:
1976
Ties: 1981
Jun–Sep 1906
4-Month
1.49"
(37.85mm)
1.22"
(30.99mm)
0.27"
(6.86mm)
99th Driest
Driest since:
2002
30th Wettest
Wettest since:
1982
May–Sep 1906
5-Month
4.16"
(105.66mm)
2.10"
(53.34mm)
2.06"
(52.32mm)
127th Driest
Driest since:
1924
2nd Wettest
Wettest to Date
1998
Apr–Sep 1906
6-Month
5.90"
(149.86mm)
3.74"
(95.00mm)
2.16"
(54.86mm)
114th Driest
Driest since:
1924
15th Wettest
Wettest since:
1896
Mar–Sep 1906
7-Month
13.69"
(347.73mm)
6.95"
(176.53mm)
6.74"
(171.20mm)
126th Driest
Driest since:
2008
3rd Wettest
Wettest to Date
1995
Feb–Sep 1906
8-Month
17.78"
(451.61mm)
10.80"
(274.32mm)
6.98"
(177.29mm)
123rd Driest
Driest since:
2021
6th Wettest
Wettest since:
1998
Jan–Sep 1906
9-Month
24.31"
(617.47mm)
15.05"
(382.27mm)
9.26"
(235.20mm)
122nd Driest
Driest since:
2022
7th Wettest
Wettest to Date
1998
Dec 1905–Sep 1906
10-Month
25.79"
(655.07mm)
18.67"
(474.22mm)
7.12"
(180.85mm)
116th Driest
Driest since:
1924
12th Wettest
Wettest to Date
1983
Nov 1905–Sep 1906
11-Month
27.96"
(710.18mm)
21.25"
(539.75mm)
6.71"
(170.43mm)
111th Driest
Driest since:
1924
17th Wettest
Wettest to Date
1983
Oct 1905–Sep 1906
12-Month
28.14"
(714.76mm)
22.45"
(570.23mm)
5.69"
(144.53mm)
103rd Driest
Driest since:
1924
25th Wettest
Wettest since:
1983
Apr 1905–Sep 1906
18-Month
31.53"
(800.86mm)
26.19"
(665.23mm)
5.34"
(135.63mm)
104th Driest
Driest since:
2021
24th Wettest
Wettest since:
1983
Oct 1904–Sep 1906
24-Month
51.55"
(1,309.37mm)
44.90"
(1,140.46mm)
6.65"
(168.91mm)
105th Driest
Driest since:
1977
22nd Wettest
Wettest since:
1983
Oct 1903–Sep 1906
36-Month
79.92"
(2,029.97mm)
67.32"
(1,709.93mm)
12.60"
(320.04mm)
112th Driest
Driest since:
2022
14th Wettest
Wettest to Date
1984
Oct 1902–Sep 1906
48-Month
102.58"
(2,605.53mm)
89.51"
(2,273.55mm)
13.07"
(331.98mm)
107th Driest
Driest since:
2015
18th Wettest
Wettest to Date
1998
Oct 1901–Sep 1906
60-Month
124.19"
(3,154.43mm)
111.69"
(2,836.93mm)
12.50"
(317.50mm)
103rd Driest
Driest since:
1991
21st Wettest
Wettest to Date
1999

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