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, March 2015

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
March 2015
1-Month
0.62"
(15.75mm)
2.33"
(59.18mm)
-1.71"
(-43.43mm)
8th Driest
Driest since:
1956
121st Wettest
Wettest since:
1995
Ties: 1959
Feb–Mar 2015
2-Month
2.54"
(64.52mm)
5.05"
(128.27mm)
-2.51"
(-63.75mm)
17th Driest
Driest since:
1923
112th Wettest
Wettest since:
1938
Jan–Mar 2015
3-Month
3.13"
(79.50mm)
8.03"
(203.96mm)
-4.90"
(-124.46mm)
3rd Driest
Driest since:
2022
126th Wettest
Wettest since:
1995
Dec 2014–Mar 2015
4-Month
7.38"
(187.45mm)
10.58"
(268.73mm)
-3.20"
(-81.28mm)
29th Driest
Driest since:
1977
99th Wettest
Wettest since:
1907
Nov 2014–Mar 2015
5-Month
8.76"
(222.50mm)
12.46"
(316.48mm)
-3.70"
(-93.98mm)
25th Driest
Driest since:
1977
103rd Wettest
Wettest since:
1983
Oct 2014–Mar 2015
6-Month
9.43"
(239.52mm)
13.48"
(342.39mm)
-4.05"
(-102.87mm)
24th Driest
Driest since:
1977
104th Wettest
Wettest since:
1983
Sep 2014–Mar 2015
7-Month
10.34"
(262.64mm)
13.98"
(355.09mm)
-3.64"
(-92.45mm)
28th Driest
Driest since:
1977
100th Wettest
Wettest since:
1983
Aug 2014–Mar 2015
8-Month
11.22"
(284.99mm)
14.37"
(365.00mm)
-3.15"
(-80.01mm)
37th Driest
Driest since:
1977
91st Wettest
Wettest since:
1983
Ties: 1918
Jul 2014–Mar 2015
9-Month
11.67"
(296.42mm)
14.69"
(373.13mm)
-3.02"
(-76.71mm)
40th Driest
Driest since:
2021
88th Wettest
Wettest since:
1983
Jun 2014–Mar 2015
10-Month
11.75"
(298.45mm)
15.19"
(385.83mm)
-3.44"
(-87.38mm)
35th Driest
Driest since:
2021
93rd Wettest
Wettest since:
1983
Ties: 2001
May 2014–Mar 2015
11-Month
12.29"
(312.17mm)
16.11"
(409.19mm)
-3.82"
(-97.02mm)
26th Driest
Driest since:
1977
102nd Wettest
Wettest since:
1983
Ties: 1930, 1959
Apr 2014–Mar 2015
12-Month
13.19"
(335.03mm)
17.45"
(443.23mm)
-4.26"
(-108.20mm)
22nd Driest
Driest since:
1977
106th Wettest
Wettest since:
1983
Oct 2013–Mar 2015
18-Month
20.72"
(526.29mm)
30.93"
(785.62mm)
-10.21"
(-259.33mm)
4th Driest
Driest since:
1977
123rd Wettest
Wettest since:
1983
Apr 2013–Mar 2015
24-Month
24.22"
(615.19mm)
34.89"
(886.21mm)
-10.67"
(-271.02mm)
3rd Driest
Driest since:
2022
124th Wettest
Wettest since:
1983
Apr 2012–Mar 2015
36-Month
37.75"
(958.85mm)
52.29"
(1,328.17mm)
-14.54"
(-369.32mm)
3rd Driest
Driest since:
2022
123rd Wettest
Wettest since:
1984
Apr 2011–Mar 2015
48-Month
51.12"
(1,298.45mm)
69.54"
(1,766.32mm)
-18.42"
(-467.87mm)
1st Driest
Driest since:
2015
124th Wettest
Wettest since:
1998
Apr 2010–Mar 2015
60-Month
73.80"
(1,874.52mm)
86.83"
(2,205.48mm)
-13.03"
(-330.96mm)
12th Driest
Driest since:
1933
112th Wettest
Wettest since:
1999
Ties: 1990

Citing This Page