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.

Southwest Climate Region

Precipitation Rankings, August 1921

View Period (Months):
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  • 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
August 1921
1-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jul–Aug 1921
2-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jun–Aug 1921
3-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
May–Aug 1921
4-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Apr–Aug 1921
5-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Mar–Aug 1921
6-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Feb–Aug 1921
7-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Jan–Aug 1921
8-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Dec 1920–Aug 1921
9-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Nov 1920–Aug 1921
10-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Oct 1920–Aug 1921
11-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Sep 1920–Aug 1921
12-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Mar 1920–Aug 1921
18-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Sep 1919–Aug 1921
24-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Sep 1918–Aug 1921
36-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Sep 1917–Aug 1921
48-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--
Sep 1916–Aug 1921
60-Month
" " " 0th Driest
Driest to Date
--
0th Wettest
Wettest to Date
--

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