National Rankings

National Data Info
Please note, Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

February 2015 Precipitation Rankings

View Period (Months):
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Driest/Wettest
Since
Record
February 2015
1-Month
1.74in
(44.20mm)
2.13in
(54.10mm)
-0.39in24th Driest
Driest since:
1947
108th Wettest
Wettest since:
1998
Ties: 1930
Jan–Feb 2015
2-Month
3.57in
(90.68mm)
4.45in
(113.03mm)
-0.88in17th Driest
Driest since:
1977
115th Wettest
Wettest since:
1998
Dec 2014–Feb 2015
3-Month
6.14in
(155.96mm)
6.79in
(172.47mm)
-0.65in31st Driest
Driest since:
1977
100th Wettest
Wettest since:
2019
Nov 2014–Feb 2015
4-Month
8.27in
(210.06mm)
9.02in
(229.11mm)
-0.75in33rd Driest
Driest since:
1977
98th Wettest
Wettest since:
2019
Ties: 1929
Oct 2014–Feb 2015
5-Month
10.69in
(271.53mm)
11.18in
(283.97mm)
-0.49in46th Driest
Driest since:
1977
85th Wettest
Wettest since:
2019
Sep 2014–Feb 2015
6-Month
13.32in
(338.33mm)
13.68in
(347.47mm)
-0.36in55th Driest
Driest since:
1977
76th Wettest
Wettest since:
2019
Aug 2014–Feb 2015
7-Month
16.45in
(417.83mm)
16.30in
(414.02mm)
0.15in69th Driest
Driest since:
1977
62nd Wettest
Wettest since:
2019
Jul 2014–Feb 2015
8-Month
19.05in
(483.87mm)
19.08in
(484.63mm)
-0.03in61st Driest
Driest since:
1977
70th Wettest
Wettest since:
2019
Jun 2014–Feb 2015
9-Month
22.72in
(577.09mm)
22.00in
(558.80mm)
0.72in89th Driest
Driest since:
1918, 1977
42nd Wettest
Wettest since:
2019
May 2014–Feb 2015
10-Month
25.53in
(648.46mm)
24.91in
(632.71mm)
0.62in79th Driest
Driest since:
1918
52nd Wettest
Wettest since:
2019
Ties: 1980
Apr 2014–Feb 2015
11-Month
28.40in
(721.36mm)
27.44in
(696.98mm)
0.96in85th Driest
Driest since:
1931
46th Wettest
Wettest since:
2019
Mar 2014–Feb 2015
12-Month
30.77in
(781.56mm)
29.94in
(760.48mm)
0.83in82nd Driest
Driest since:
1931
49th Wettest
Wettest since:
2019
Ties: 1909
Sep 2013–Feb 2015
18-Month
43.84in
(1,113.54mm)
43.63in0.21in64th Driest
Driest since:
1918
66th Wettest
Wettest since:
2020
Mar 2013–Feb 2015
24-Month
61.04in
(1,550.42mm)
59.89in1.15in83rd Driest
Driest since:
1935
47th Wettest
Wettest since:
2020
Ties: 1914
Mar 2012–Feb 2015
36-Month
89.00in
(2,260.60mm)
89.82in-0.82in55th Driest
Driest since:
1957
74th Wettest
Wettest since:
2020
Mar 2011–Feb 2015
48-Month
119.40in
(3,032.76mm)
119.70in-0.30in57th Driest
Driest since:
1957
71st Wettest
Wettest since:
2019
Mar 2010–Feb 2015
60-Month
149.76in
(3,803.90mm)
149.55in0.21in63rd Driest
Driest since:
1957
64th Wettest
Wettest since:
2020
Ties: 1930

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