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 1916

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 1916
1-Month
0.50"
(12.70mm)
0.45"
(11.43mm)
0.05"
(1.27mm)
89th Driest
Driest since:
1974
40th Wettest
Wettest since:
1918
Ties: 2007
Aug–Sep 1916
2-Month
0.81"
(20.57mm)
0.69"
(17.53mm)
0.12"
(3.04mm)
92nd Driest
Driest since:
1937, 2018
37th Wettest
Wettest since:
1983
Ties: 1965
Jul–Sep 1916
3-Month
1.13"
(28.70mm)
0.87"
(22.10mm)
0.26"
(6.60mm)
99th Driest
Driest since:
1928
30th Wettest
Wettest since:
1976
Jun–Sep 1916
4-Month
1.37"
(34.80mm)
1.22"
(30.99mm)
0.15"
(3.81mm)
88th Driest
Driest since:
2002
41st Wettest
Wettest since:
1982
Ties: 1972
May–Sep 1916
5-Month
1.98"
(50.29mm)
2.10"
(53.34mm)
-0.12"
(-3.05mm)
66th Driest
Driest since:
1924
63rd Wettest
Wettest since:
1998
Apr–Sep 1916
6-Month
2.53"
(64.26mm)
3.74"
(95.00mm)
-1.21"
(-30.74mm)
23rd Driest
Driest since:
1924
106th Wettest
Wettest since:
1896
Mar–Sep 1916
7-Month
5.06"
(128.52mm)
6.95"
(176.53mm)
-1.89"
(-48.01mm)
36th Driest
Driest since:
2008
93rd Wettest
Wettest since:
1995
Feb–Sep 1916
8-Month
7.89"
(200.41mm)
10.80"
(274.32mm)
-2.91"
(-73.91mm)
38th Driest
Driest since:
2021
91st Wettest
Wettest since:
1998
Jan–Sep 1916
9-Month
18.90"
(480.06mm)
15.05"
(382.27mm)
3.85"
(97.79mm)
104th Driest
Driest since:
2022
25th Wettest
Wettest since:
1998
Dec 1915–Sep 1916
10-Month
23.29"
(591.57mm)
18.67"
(474.22mm)
4.62"
(117.35mm)
101st Driest
Driest since:
1924
27th Wettest
Wettest since:
1983
Nov 1915–Sep 1916
11-Month
24.94"
(633.48mm)
21.25"
(539.75mm)
3.69"
(93.73mm)
98th Driest
Driest since:
1924
30th Wettest
Wettest since:
1983
Oct 1915–Sep 1916
12-Month
25.08"
(637.03mm)
22.45"
(570.23mm)
2.63"
(66.80mm)
90th Driest
Driest since:
1924
38th Wettest
Wettest since:
1983
Apr 1915–Sep 1916
18-Month
30.01"
(762.25mm)
26.19"
(665.23mm)
3.82"
(97.02mm)
94th Driest
Driest since:
2021
34th Wettest
Wettest since:
1983
Oct 1914–Sep 1916
24-Month
51.96"
(1,319.78mm)
44.90"
(1,140.46mm)
7.06"
(179.32mm)
107th Driest
Driest since:
1977
20th Wettest
Wettest since:
1983
Oct 1913–Sep 1916
36-Month
81.11"
(2,060.19mm)
67.32"
(1,709.93mm)
13.79"
(350.26mm)
114th Driest
Driest since:
2022
12th Wettest
Wettest since:
1984
Oct 1912–Sep 1916
48-Month
97.78"
(2,483.61mm)
89.51"
(2,273.55mm)
8.27"
(210.06mm)
95th Driest
Driest since:
2015
30th Wettest
Wettest since:
1998
Oct 1911–Sep 1916
60-Month
115.08"
(2,923.03mm)
111.69"
(2,836.93mm)
3.39"
(86.10mm)
80th Driest
Driest since:
1991
44th Wettest
Wettest since:
1999

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