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 1917

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
October 1917
1-Month
0.01"
(0.25mm)
1.20"
(30.48mm)
-1.19"
(-30.23mm)
1st Driest
Driest since:
1917
128th Wettest
Wettest since:
1962
Sep–Oct 1917
2-Month
0.20"
(5.08mm)
1.65"
(41.91mm)
-1.45"
(-36.83mm)
4th Driest
Driest since:
2020
125th Wettest
Wettest since:
1962
Aug–Oct 1917
3-Month
0.42"
(10.67mm)
1.89"
(48.01mm)
-1.47"
(-37.34mm)
5th Driest
Driest since:
1995, 2002
124th Wettest
Wettest since:
1962
Jul–Oct 1917
4-Month
0.64"
(16.26mm)
2.07"
(52.58mm)
-1.43"
(-36.32mm)
7th Driest
Driest since:
2002, 2020
122nd Wettest
Wettest since:
1962
Jun–Oct 1917
5-Month
0.66"
(16.76mm)
2.42"
(61.47mm)
-1.76"
(-44.71mm)
4th Driest
Driest since:
2002
125th Wettest
Wettest since:
1982
May–Oct 1917
6-Month
1.49"
(37.85mm)
3.30"
(83.82mm)
-1.81"
(-45.97mm)
5th Driest
Driest since:
2002
124th Wettest
Wettest since:
1957
Apr–Oct 1917
7-Month
3.01"
(76.45mm)
4.93"
(125.22mm)
-1.92"
(-48.77mm)
12th Driest
Driest since:
2002
117th Wettest
Wettest since:
1963
Mar–Oct 1917
8-Month
4.38"
(111.25mm)
8.14"
(206.76mm)
-3.76"
(-95.51mm)
5th Driest
Driest since:
2008
124th Wettest
Wettest since:
1983
Feb–Oct 1917
9-Month
8.96"
(227.58mm)
11.99"
(304.55mm)
-3.03"
(-76.97mm)
36th Driest
Driest since:
1966
93rd Wettest
Wettest since:
1998
Jan–Oct 1917
10-Month
11.47"
(291.34mm)
16.24"
(412.50mm)
-4.77"
(-121.16mm)
29th Driest
Driest since:
2022
100th Wettest
Wettest since:
1998
Dec 1916–Oct 1917
11-Month
15.76"
(400.30mm)
19.87"
(504.70mm)
-4.11"
(-104.40mm)
36th Driest
Driest since:
1977
92nd Wettest
Wettest since:
1983
Nov 1916–Oct 1917
12-Month
17.15"
(435.61mm)
22.44"
(569.98mm)
-5.29"
(-134.37mm)
32nd Driest
Driest since:
1977
96th Wettest
Wettest since:
1983
May 1916–Oct 1917
18-Month
20.67"
(525.02mm)
25.75"
(654.05mm)
-5.08"
(-129.03mm)
39th Driest
Driest since:
1977
89th Wettest
Wettest since:
1983
Nov 1915–Oct 1917
24-Month
43.63"
(1,108.20mm)
44.87"
(1,139.70mm)
-1.24"
(-31.50mm)
64th Driest
Driest since:
1977
63rd Wettest
Wettest since:
1983
Nov 1914–Oct 1917
36-Month
69.24"
(1,758.70mm)
67.29"
(1,709.17mm)
1.95"
(49.53mm)
80th Driest
Driest since:
2022
46th Wettest
Wettest since:
1984
Nov 1913–Oct 1917
48-Month
99.70"
(2,532.38mm)
89.47"
(2,272.54mm)
10.23"
(259.84mm)
99th Driest
Driest since:
2015
26th Wettest
Wettest since:
1998
Nov 1912–Oct 1917
60-Month
115.46"
(2,932.68mm)
111.65"
(2,835.91mm)
3.81"
(96.77mm)
79th Driest
Driest since:
1991
45th Wettest
Wettest since:
1999

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