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 1989

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
August 1989
1-Month
0.29"
(7.37mm)
0.24"
(6.10mm)
0.05"
(1.27mm)
89th Driest
Driest since:
1937, 2002
40th Wettest
Wettest since:
1983
Ties: 2005
Jul–Aug 1989
2-Month
0.33"
(8.38mm)
0.42"
(10.67mm)
-0.09"
(-2.29mm)
60th Driest
Driest since:
1940
69th Wettest
Wettest since:
1983
Ties: 1956, 1998, 2000, 2001
Jun–Aug 1989
3-Month
0.64"
(16.26mm)
0.77"
(19.56mm)
-0.13"
(-3.30mm)
57th Driest
Driest since:
2002
72nd Wettest
Wettest since:
1913
Ties: 1946, 2000
May–Aug 1989
4-Month
1.41"
(35.81mm)
1.65"
(41.91mm)
-0.24"
(-6.10mm)
56th Driest
Driest since:
1924
73rd Wettest
Wettest since:
1998
Apr–Aug 1989
5-Month
2.24"
(56.90mm)
3.29"
(83.57mm)
-1.05"
(-26.67mm)
29th Driest
Driest since:
2021
100th Wettest
Wettest since:
1896
Mar–Aug 1989
6-Month
7.34"
(186.44mm)
6.50"
(165.10mm)
0.84"
(21.34mm)
90th Driest
Driest since:
2008
39th Wettest
Wettest since:
1995
Feb–Aug 1989
7-Month
8.91"
(226.31mm)
10.35"
(262.89mm)
-1.44"
(-36.58mm)
59th Driest
Driest since:
1997, 2021
70th Wettest
Wettest since:
1998
Jan–Aug 1989
8-Month
10.50"
(266.70mm)
14.60"
(370.84mm)
-4.10"
(-104.14mm)
31st Driest
Driest since:
2022
98th Wettest
Wettest since:
1995
Dec 1988–Aug 1989
9-Month
13.56"
(344.42mm)
18.22"
(462.79mm)
-4.66"
(-118.37mm)
30th Driest
Driest since:
1924
98th Wettest
Wettest since:
1998
Nov 1988–Aug 1989
10-Month
17.76"
(451.10mm)
20.80"
(528.32mm)
-3.04"
(-77.22mm)
56th Driest
Driest since:
1924
72nd Wettest
Wettest since:
1983
Oct 1988–Aug 1989
11-Month
17.86"
(453.64mm)
22.00"
(558.80mm)
-4.14"
(-105.16mm)
46th Driest
Driest since:
1924
82nd Wettest
Wettest since:
1983
Sep 1988–Aug 1989
12-Month
17.97"
(456.44mm)
22.44"
(569.98mm)
-4.47"
(-113.54mm)
45th Driest
Driest since:
2021
83rd Wettest
Wettest since:
1983
Mar 1988–Aug 1989
18-Month
22.96"
(583.18mm)
28.96"
(735.58mm)
-6.00"
(-152.40mm)
30th Driest
Driest since:
1977
98th Wettest
Wettest since:
1983
Sep 1987–Aug 1989
24-Month
36.33"
(922.78mm)
44.90"
(1,140.46mm)
-8.57"
(-217.68mm)
29th Driest
Driest since:
1977
98th Wettest
Wettest since:
1983
Sep 1986–Aug 1989
36-Month
51.60"
(1,310.64mm)
67.31"
(1,709.67mm)
-15.71"
(-399.03mm)
9th Driest
Driest since:
2022
117th Wettest
Wettest since:
1984
Sep 1985–Aug 1989
48-Month
79.71"
(2,024.63mm)
89.50"
(2,273.30mm)
-9.79"
(-248.67mm)
36th Driest
Driest since:
2015
89th Wettest
Wettest since:
1998
Sep 1984–Aug 1989
60-Month
97.14"
(2,467.36mm)
111.68"
(2,836.67mm)
-14.54"
(-369.31mm)
21st Driest
Driest since:
1991
103rd Wettest
Wettest since:
1999

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