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 1907

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 1907
1-Month
0.79"
(20.07mm)
0.92"
(23.37mm)
-0.13"
(-3.30mm)
68th Driest
Driest since:
1924
61st Wettest
Wettest since:
1998
Ties: 1960, 1979
Apr–May 1907
2-Month
1.71"
(43.43mm)
2.26"
(57.40mm)
-0.55"
(-13.97mm)
47th Driest
Driest since:
1909
82nd Wettest
Wettest since:
1896
Mar–May 1907
3-Month
7.94"
(201.68mm)
4.59"
(116.59mm)
3.35"
(85.09mm)
123rd Driest
Driest since:
2008
6th Wettest
Wettest since:
1995
Feb–May 1907
4-Month
10.59"
(268.99mm)
7.31"
(185.67mm)
3.28"
(83.32mm)
116th Driest
Driest since:
1997
13th Wettest
Wettest since:
1998
Jan–May 1907
5-Month
15.45"
(392.43mm)
10.29"
(261.37mm)
5.16"
(131.06mm)
118th Driest
Driest since:
2022
11th Wettest
Wettest since:
1998
Dec 1906–May 1907
6-Month
20.60"
(523.24mm)
12.84"
(326.14mm)
7.76"
(197.10mm)
122nd Driest
Driest since:
1924
6th Wettest
Wettest to Date
1995
Nov 1906–May 1907
7-Month
22.14"
(562.36mm)
14.71"
(373.63mm)
7.43"
(188.73mm)
121st Driest
Driest since:
1977
7th Wettest
Wettest to Date
1995
Oct 1906–May 1907
8-Month
22.25"
(565.15mm)
15.74"
(399.80mm)
6.51"
(165.35mm)
118th Driest
Driest since:
1977
10th Wettest
Wettest to Date
1983
Sep 1906–May 1907
9-Month
22.56"
(573.02mm)
16.23"
(412.24mm)
6.33"
(160.78mm)
119th Driest
Driest since:
2021
9th Wettest
Wettest to Date
1983
Aug 1906–May 1907
10-Month
23.22"
(589.79mm)
16.62"
(422.15mm)
6.60"
(167.64mm)
119th Driest
Driest since:
2021
9th Wettest
Wettest to Date
1983
Jul 1906–May 1907
11-Month
23.56"
(598.42mm)
16.95"
(430.53mm)
6.61"
(167.89mm)
120th Driest
Driest since:
2021
8th Wettest
Wettest to Date
1983
Jun 1906–May 1907
12-Month
24.32"
(617.73mm)
17.44"
(442.98mm)
6.88"
(174.75mm)
120th Driest
Driest since:
2021
8th Wettest
Wettest to Date
1983
Dec 1905–May 1907
18-Month
42.21"
(1,072.13mm)
30.25"
(768.35mm)
11.96"
(303.78mm)
123rd Driest
Driest since:
1977
4th Wettest
Wettest to Date
1983
Jun 1905–May 1907
24-Month
45.13"
(1,146.30mm)
34.89"
(886.21mm)
10.24"
(260.09mm)
118th Driest
Driest since:
2022
9th Wettest
Wettest to Date
1983
Jun 1904–May 1907
36-Month
64.41"
(1,636.01mm)
52.30"
(1,328.42mm)
12.11"
(307.59mm)
116th Driest
Driest since:
2022
10th Wettest
Wettest to Date
1984
Jun 1903–May 1907
48-Month
84.12"
(2,136.65mm)
69.56"
(1,766.82mm)
14.56"
(369.83mm)
117th Driest
Driest since:
2015
8th Wettest
Wettest to Date
1998
Jun 1902–May 1907
60-Month
100.91"
(2,563.11mm)
86.83"
(2,205.48mm)
14.08"
(357.63mm)
112th Driest
Driest since:
1933
12th Wettest
Wettest to Date
1999

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