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 1964

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 1964
1-Month
0.14"
(3.56mm)
0.24"
(6.10mm)
-0.10"
(-2.54mm)
48th Driest
Driest since:
1937, 2002
81st Wettest
Wettest since:
1983
Ties: 1930
Jul–Aug 1964
2-Month
0.31"
(7.87mm)
0.42"
(10.67mm)
-0.11"
(-2.80mm)
50th Driest
Driest since:
1940
79th Wettest
Wettest since:
1983
Ties: 1902, 1950
Jun–Aug 1964
3-Month
0.94"
(23.88mm)
0.77"
(19.56mm)
0.17"
(4.32mm)
92nd Driest
Driest since:
2002
37th Wettest
Wettest since:
1913
Ties: 1922, 1937
May–Aug 1964
4-Month
1.97"
(50.04mm)
1.65"
(41.91mm)
0.32"
(8.13mm)
93rd Driest
Driest since:
1924
36th Wettest
Wettest since:
1998
Ties: 1908
Apr–Aug 1964
5-Month
2.71"
(68.83mm)
3.29"
(83.57mm)
-0.58"
(-14.74mm)
49th Driest
Driest since:
2021
80th Wettest
Wettest since:
1896
Mar–Aug 1964
6-Month
4.71"
(119.63mm)
6.50"
(165.10mm)
-1.79"
(-45.47mm)
37th Driest
Driest since:
2008
92nd Wettest
Wettest since:
1995
Feb–Aug 1964
7-Month
5.02"
(127.51mm)
10.35"
(262.89mm)
-5.33"
(-135.38mm)
9th Driest
Driest since:
1997, 2021
120th Wettest
Wettest since:
1998
Jan–Aug 1964
8-Month
8.60"
(218.44mm)
14.60"
(370.84mm)
-6.00"
(-152.40mm)
19th Driest
Driest since:
2022
110th Wettest
Wettest since:
1995
Dec 1963–Aug 1964
9-Month
9.30"
(236.22mm)
18.22"
(462.79mm)
-8.92"
(-226.57mm)
3rd Driest
Driest since:
1924
125th Wettest
Wettest since:
1998
Nov 1963–Aug 1964
10-Month
13.89"
(352.81mm)
20.80"
(528.32mm)
-6.91"
(-175.51mm)
14th Driest
Driest since:
1924
114th Wettest
Wettest since:
1983
Oct 1963–Aug 1964
11-Month
15.88"
(403.35mm)
22.00"
(558.80mm)
-6.12"
(-155.45mm)
22nd Driest
Driest since:
1924
106th Wettest
Wettest since:
1983
Sep 1963–Aug 1964
12-Month
16.77"
(425.96mm)
22.44"
(569.98mm)
-5.67"
(-144.02mm)
30th Driest
Driest since:
2021
98th Wettest
Wettest since:
1983
Mar 1963–Aug 1964
18-Month
26.56"
(674.62mm)
28.96"
(735.58mm)
-2.40"
(-60.96mm)
50th Driest
Driest since:
1977
78th Wettest
Wettest since:
1983
Sep 1962–Aug 1964
24-Month
41.06"
(1,042.92mm)
44.90"
(1,140.46mm)
-3.84"
(-97.54mm)
47th Driest
Driest since:
1977
80th Wettest
Wettest since:
1983
Sep 1961–Aug 1964
36-Month
61.81"
(1,569.97mm)
67.31"
(1,709.67mm)
-5.50"
(-139.70mm)
50th Driest
Driest since:
2022
76th Wettest
Wettest since:
1984
Sep 1960–Aug 1964
48-Month
79.43"
(2,017.52mm)
89.50"
(2,273.30mm)
-10.07"
(-255.78mm)
31st Driest
Driest since:
2015
94th Wettest
Wettest since:
1998
Sep 1959–Aug 1964
60-Month
97.03"
(2,464.56mm)
111.68"
(2,836.67mm)
-14.65"
(-372.11mm)
20th Driest
Driest since:
1991
104th Wettest
Wettest since:
1999

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