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 2015

View Period (Months):
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  • Record Driest
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  • 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 2015
1-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Apr–May 2015
2-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Mar–May 2015
3-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Feb–May 2015
4-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jan–May 2015
5-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Dec 2014–May 2015
6-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Nov 2014–May 2015
7-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Oct 2014–May 2015
8-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Sep 2014–May 2015
9-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Aug 2014–May 2015
10-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jul 2014–May 2015
11-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jun 2014–May 2015
12-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Dec 2013–May 2015
18-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jun 2013–May 2015
24-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jun 2012–May 2015
36-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jun 2011–May 2015
48-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jun 2010–May 2015
60-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--

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