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, October 1987

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
October 1987
1-Month
1.33"
(33.78mm)
1.20"
(30.48mm)
0.13"
(3.30mm)
80th Driest
Driest since:
1917
49th Wettest
Wettest since:
1962
Ties: 1969
Sep–Oct 1987
2-Month
1.43"
(36.32mm)
1.65"
(41.91mm)
-0.22"
(-5.59mm)
60th Driest
Driest since:
2020
69th Wettest
Wettest since:
1962
Aug–Oct 1987
3-Month
1.47"
(37.34mm)
1.89"
(48.01mm)
-0.42"
(-10.67mm)
50th Driest
Driest since:
1995, 2002
79th Wettest
Wettest since:
1962
Jul–Oct 1987
4-Month
1.72"
(43.69mm)
2.07"
(52.58mm)
-0.35"
(-8.89mm)
54th Driest
Driest since:
2002, 2020
75th Wettest
Wettest since:
1962
Jun–Oct 1987
5-Month
1.92"
(48.77mm)
2.42"
(61.47mm)
-0.50"
(-12.70mm)
43rd Driest
Driest since:
2002
86th Wettest
Wettest since:
1982
Ties: 1970
May–Oct 1987
6-Month
2.55"
(64.77mm)
3.30"
(83.82mm)
-0.75"
(-19.05mm)
39th Driest
Driest since:
2002
90th Wettest
Wettest since:
1957
Ties: 1943
Apr–Oct 1987
7-Month
2.95"
(74.93mm)
4.93"
(125.22mm)
-1.98"
(-50.29mm)
11th Driest
Driest since:
2002
118th Wettest
Wettest since:
1963
Mar–Oct 1987
8-Month
6.54"
(166.12mm)
8.14"
(206.76mm)
-1.60"
(-40.64mm)
43rd Driest
Driest since:
2008
86th Wettest
Wettest since:
1983
Feb–Oct 1987
9-Month
9.33"
(236.98mm)
11.99"
(304.55mm)
-2.66"
(-67.57mm)
42nd Driest
Driest since:
1966
87th Wettest
Wettest since:
1998
Jan–Oct 1987
10-Month
12.40"
(314.96mm)
16.24"
(412.50mm)
-3.84"
(-97.54mm)
38th Driest
Driest since:
2022
91st Wettest
Wettest since:
1998
Dec 1986–Oct 1987
11-Month
13.89"
(352.81mm)
19.87"
(504.70mm)
-5.98"
(-151.89mm)
22nd Driest
Driest since:
1977
106th Wettest
Wettest since:
1983
Nov 1986–Oct 1987
12-Month
14.66"
(372.36mm)
22.44"
(569.98mm)
-7.78"
(-197.62mm)
8th Driest
Driest since:
1977
120th Wettest
Wettest since:
1983
May 1986–Oct 1987
18-Month
17.82"
(452.63mm)
25.75"
(654.05mm)
-7.93"
(-201.42mm)
11th Driest
Driest since:
1977
117th Wettest
Wettest since:
1983
Nov 1985–Oct 1987
24-Month
42.58"
(1,081.53mm)
44.87"
(1,139.70mm)
-2.29"
(-58.17mm)
51st Driest
Driest since:
1977
76th Wettest
Wettest since:
1983
Nov 1984–Oct 1987
36-Month
60.36"
(1,533.14mm)
67.29"
(1,709.17mm)
-6.93"
(-176.03mm)
44th Driest
Driest since:
2022
82nd Wettest
Wettest since:
1984
Nov 1983–Oct 1987
48-Month
83.17"
(2,112.52mm)
89.47"
(2,272.54mm)
-6.30"
(-160.02mm)
49th Driest
Driest since:
2015
76th Wettest
Wettest since:
1998
Nov 1982–Oct 1987
60-Month
122.10"
(3,101.34mm)
111.65"
(2,835.91mm)
10.45"
(265.43mm)
100th Driest
Driest since:
1991
24th Wettest
Wettest since:
1999

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