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, May 2000

View Period (Months):
Download: csv json xml
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 2000
1-Month
0.99"
(25.15mm)
0.92"
(23.37mm)
0.07"
(1.78mm)
82nd Driest
Driest since:
1924
47th Wettest
Wettest since:
1998
Apr–May 2000
2-Month
2.33"
(59.18mm)
2.26"
(57.40mm)
0.07"
(1.78mm)
76th Driest
Driest since:
1909
53rd Wettest
Wettest since:
1896
Ties: 1944, 2015
Mar–May 2000
3-Month
3.86"
(98.04mm)
4.59"
(116.59mm)
-0.73"
(-18.55mm)
55th Driest
Driest since:
2008
74th Wettest
Wettest since:
1995
Ties: 1922
Feb–May 2000
4-Month
8.87"
(225.30mm)
7.31"
(185.67mm)
1.56"
(39.63mm)
98th Driest
Driest since:
1997
31st Wettest
Wettest since:
1998
Jan–May 2000
5-Month
12.45"
(316.23mm)
10.29"
(261.37mm)
2.16"
(54.86mm)
99th Driest
Driest since:
2022
30th Wettest
Wettest since:
1998
Dec 1999–May 2000
6-Month
12.91"
(327.91mm)
12.84"
(326.14mm)
0.07"
(1.77mm)
76th Driest
Driest since:
1924
52nd Wettest
Wettest since:
1995
Nov 1999–May 2000
7-Month
14.30"
(363.22mm)
14.71"
(373.63mm)
-0.41"
(-10.41mm)
71st Driest
Driest since:
1977
57th Wettest
Wettest since:
1995
Oct 1999–May 2000
8-Month
14.78"
(375.41mm)
15.74"
(399.80mm)
-0.96"
(-24.39mm)
63rd Driest
Driest since:
1977
65th Wettest
Wettest since:
1983
Sep 1999–May 2000
9-Month
15.00"
(381.00mm)
16.23"
(412.24mm)
-1.23"
(-31.24mm)
59th Driest
Driest since:
2021
69th Wettest
Wettest since:
1983
Aug 1999–May 2000
10-Month
15.36"
(390.14mm)
16.62"
(422.15mm)
-1.26"
(-32.01mm)
59th Driest
Driest since:
2021
69th Wettest
Wettest since:
1983
Jul 1999–May 2000
11-Month
15.75"
(400.05mm)
16.95"
(430.53mm)
-1.20"
(-30.48mm)
59th Driest
Driest since:
2021
69th Wettest
Wettest since:
1983
Jun 1999–May 2000
12-Month
16.31"
(414.27mm)
17.44"
(442.98mm)
-1.13"
(-28.71mm)
59th Driest
Driest since:
2021
69th Wettest
Wettest since:
1983
Dec 1998–May 2000
18-Month
27.14"
(689.36mm)
30.25"
(768.35mm)
-3.11"
(-78.99mm)
44th Driest
Driest since:
1977
83rd Wettest
Wettest since:
1983
Jun 1998–May 2000
24-Month
34.02"
(864.11mm)
34.89"
(886.21mm)
-0.87"
(-22.10mm)
59th Driest
Driest since:
2022
68th Wettest
Wettest since:
1983
Jun 1997–May 2000
36-Month
62.79"
(1,594.87mm)
52.30"
(1,328.42mm)
10.49"
(266.45mm)
113th Driest
Driest since:
2022
13th Wettest
Wettest since:
1984
Jun 1996–May 2000
48-Month
81.67"
(2,074.42mm)
69.56"
(1,766.82mm)
12.11"
(307.60mm)
114th Driest
Driest since:
2015
11th Wettest
Wettest since:
1998
Jun 1995–May 2000
60-Month
100.90"
(2,562.86mm)
86.83"
(2,205.48mm)
14.07"
(357.38mm)
111th Driest
Driest since:
1933
13th Wettest
Wettest since:
1999

Citing This Page