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, August 1900

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 1900
1-Month
0.08"
(2.03mm)
0.24"
(6.10mm)
-0.16"
(-4.07mm)
25th Driest
Driest since:
1937, 2002
104th Wettest
Wettest since:
1983
Ties: 1919, 1943, 1948, 2015
Jul–Aug 1900
2-Month
0.29"
(7.37mm)
0.42"
(10.67mm)
-0.13"
(-3.30mm)
41st Driest
Driest since:
1940
88th Wettest
Wettest since:
1983
Ties: 1926, 1969, 1987
Jun–Aug 1900
3-Month
0.61"
(15.49mm)
0.77"
(19.56mm)
-0.16"
(-4.07mm)
52nd Driest
Driest since:
2002
77th Wettest
Wettest since:
1913
Ties: 1908
May–Aug 1900
4-Month
2.14"
(54.36mm)
1.65"
(41.91mm)
0.49"
(12.45mm)
100th Driest
Driest since:
1924
29th Wettest
Wettest since:
1998
Apr–Aug 1900
5-Month
4.25"
(107.95mm)
3.29"
(83.57mm)
0.96"
(24.38mm)
99th Driest
Driest since:
2021
30th Wettest
Wettest since:
1896
Mar–Aug 1900
6-Month
6.52"
(165.61mm)
6.50"
(165.10mm)
0.02"
(0.51mm)
74th Driest
Driest since:
2008
55th Wettest
Wettest since:
1995
Feb–Aug 1900
7-Month
7.85"
(199.39mm)
10.35"
(262.89mm)
-2.50"
(-63.50mm)
43rd Driest
Driest since:
1997, 2021
86th Wettest
Wettest since:
1998
Jan–Aug 1900
8-Month
10.67"
(271.02mm)
14.60"
(370.84mm)
-3.93"
(-99.82mm)
33rd Driest
Driest since:
2022
96th Wettest
Wettest since:
1995
Dec 1899–Aug 1900
9-Month
14.24"
(361.70mm)
18.22"
(462.79mm)
-3.98"
(-101.09mm)
36th Driest
Driest since:
1924
92nd Wettest
Wettest since:
1998
Nov 1899–Aug 1900
10-Month
18.39"
(467.11mm)
20.80"
(528.32mm)
-2.41"
(-61.21mm)
59th Driest
Driest since:
1924
69th Wettest
Wettest since:
1983
Oct 1899–Aug 1900
11-Month
21.85"
(554.99mm)
22.00"
(558.80mm)
-0.15"
(-3.81mm)
68th Driest
Driest since:
1924
60th Wettest
Wettest since:
1983
Sep 1899–Aug 1900
12-Month
21.98"
(558.29mm)
22.44"
(569.98mm)
-0.46"
(-11.69mm)
67th Driest
Driest since:
2021
61st Wettest
Wettest since:
1983
Mar 1899–Aug 1900
18-Month
29.90"
(759.46mm)
28.96"
(735.58mm)
0.94"
(23.88mm)
81st Driest
Driest since:
1977
47th Wettest
Wettest since:
1983
Sep 1898–Aug 1900
24-Month
39.61"
(1,006.09mm)
44.90"
(1,140.46mm)
-5.29"
(-134.37mm)
39th Driest
Driest since:
1977
88th Wettest
Wettest since:
1983
Sep 1897–Aug 1900
36-Month
54.53"
(1,385.06mm)
67.31"
(1,709.67mm)
-12.78"
(-324.61mm)
22nd Driest
Driest since:
2022
104th Wettest
Wettest since:
1984
Sep 1896–Aug 1900
48-Month
79.78"
(2,026.41mm)
89.50"
(2,273.30mm)
-9.72"
(-246.89mm)
37th Driest
Driest since:
2015
88th Wettest
Wettest since:
1998
Sep 1895–Aug 1900
60-Month
104.96"
(2,665.98mm)
111.68"
(2,836.67mm)
-6.72"
(-170.69mm)
51st Driest
Driest since:
1991
73rd Wettest
Wettest to Date
1999

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