Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

West Climate Region

Precipitation Rankings, April 1984

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 1984
1-Month
1.09"
(27.69mm)
1.33"
(33.78mm)
-0.24"
(-6.09mm)
54th Driest
Driest since:
1909
75th Wettest
Wettest since:
1935
Mar–Apr 1984
2-Month
2.46"
(62.48mm)
3.67"
(93.22mm)
-1.21"
(-30.74mm)
41st Driest
Driest since:
2008
88th Wettest
Wettest since:
1983
Ties: 1985
Feb–Apr 1984
3-Month
4.08"
(103.63mm)
6.39"
(162.31mm)
-2.31"
(-58.68mm)
30th Driest
Driest since:
1997
99th Wettest
Wettest since:
1983
Jan–Apr 1984
4-Month
4.42"
(112.27mm)
9.37"
(238.00mm)
-4.95"
(-125.73mm)
6th Driest
Driest since:
2022
123rd Wettest
Wettest since:
1995
Dec 1983–Apr 1984
5-Month
9.67"
(245.62mm)
11.92"
(302.77mm)
-2.25"
(-57.15mm)
43rd Driest
Driest since:
1977
85th Wettest
Wettest since:
1978
Nov 1983–Apr 1984
6-Month
14.33"
(363.98mm)
13.79"
(350.27mm)
0.54"
(13.71mm)
81st Driest
Driest since:
1977
47th Wettest
Wettest since:
1983
Oct 1983–Apr 1984
7-Month
15.42"
(391.67mm)
14.82"
(376.43mm)
0.60"
(15.24mm)
78th Driest
Driest since:
1977
50th Wettest
Wettest since:
1983
Ties: 1903
Sep 1983–Apr 1984
8-Month
16.45"
(417.83mm)
15.31"
(388.87mm)
1.14"
(28.96mm)
87th Driest
Driest since:
1977
41st Wettest
Wettest since:
1983
Aug 1983–Apr 1984
9-Month
18.13"
(460.50mm)
15.70"
(398.78mm)
2.43"
(61.72mm)
93rd Driest
Driest since:
1977
35th Wettest
Wettest since:
1983
Jul 1983–Apr 1984
10-Month
18.25"
(463.55mm)
16.03"
(407.16mm)
2.22"
(56.39mm)
92nd Driest
Driest since:
2021
36th Wettest
Wettest since:
1983
Jun 1983–Apr 1984
11-Month
18.70"
(474.98mm)
16.52"
(419.61mm)
2.18"
(55.37mm)
95th Driest
Driest since:
2021
33rd Wettest
Wettest since:
1983
May 1983–Apr 1984
12-Month
19.24"
(488.70mm)
17.44"
(442.98mm)
1.80"
(45.72mm)
86th Driest
Driest since:
1977
42nd Wettest
Wettest since:
1983
Nov 1982–Apr 1984
18-Month
43.61"
(1,107.69mm)
31.22"
(792.99mm)
12.39"
(314.70mm)
125th Driest
Driest since:
1977
2nd Wettest
Wettest since:
1983
May 1982–Apr 1984
24-Month
49.62"
(1,260.35mm)
34.90"
(886.46mm)
14.72"
(373.89mm)
125th Driest
Driest since:
1977
2nd Wettest
Wettest since:
1983
May 1981–Apr 1984
36-Month
72.66"
(1,845.56mm)
52.30"
(1,328.42mm)
20.36"
(517.14mm)
125th Driest
Driest since:
2022
1st Wettest
Wettest to Date
1984
May 1980–Apr 1984
48-Month
86.86"
(2,206.24mm)
69.56"
(1,766.82mm)
17.30"
(439.42mm)
121st Driest
Driest since:
2015
4th Wettest
Wettest since:
1998
May 1979–Apr 1984
60-Month
108.60"
(2,758.44mm)
86.83"
(2,205.48mm)
21.77"
(552.96mm)
121st Driest
Driest since:
1933
3rd Wettest
Wettest to Date
1999

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