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 1947 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 1947
1-Month
1.03in
(26.16mm)
2.13in
(54.10mm)
-1.10in1st DriestDriest to Date1947
131st Wettest
Wettest since:
1998
Jan–Feb 1947
2-Month
3.46in
(87.88mm)
4.45in
(113.03mm)
-0.99in9th Driest
Driest since:
1977
123rd Wettest
Wettest since:
1998
Dec 1946–Feb 1947
3-Month
5.39in
(136.91mm)
6.79in
(172.47mm)
-1.40in5th Driest
Driest since:
1977
126th Wettest
Wettest since:
2019
Nov 1946–Feb 1947
4-Month
8.47in
(215.14mm)
9.02in
(229.11mm)
-0.55in40th Driest
Driest since:
1977
91st Wettest
Wettest since:
2019
Oct 1946–Feb 1947
5-Month
11.19in
(284.23mm)
11.18in
(283.97mm)
0.01in68th Driest
Driest since:
1977
63rd Wettest
Wettest since:
2019
Sep 1946–Feb 1947
6-Month
13.83in
(351.28mm)
13.68in
(347.47mm)
0.15in75th Driest
Driest since:
1977
56th Wettest
Wettest since:
2019
Aug 1946–Feb 1947
7-Month
16.41in
(416.81mm)
16.30in
(414.02mm)
0.11in68th Driest
Driest since:
1977
63rd Wettest
Wettest since:
2019
Jul 1946–Feb 1947
8-Month
18.98in
(482.09mm)
19.08in
(484.63mm)
-0.10in58th Driest
Driest since:
1977
73rd Wettest
Wettest since:
2019
Jun 1946–Feb 1947
9-Month
21.86in
(555.24mm)
22.00in
(558.80mm)
-0.14in50th Driest
Driest since:
1918, 1977
81st Wettest
Wettest since:
2019
May 1946–Feb 1947
10-Month
25.60in
(650.24mm)
24.91in
(632.71mm)
0.69in80th Driest
Driest since:
1918
51st Wettest
Wettest since:
2019
Apr 1946–Feb 1947
11-Month
27.26in
(692.40mm)
27.44in
(696.98mm)
-0.18in50th Driest
Driest since:
1931
81st Wettest
Wettest since:
2019
Mar 1946–Feb 1947
12-Month
29.93in
(760.22mm)
29.94in
(760.48mm)
-0.01in58th Driest
Driest since:
1931
73rd Wettest
Wettest since:
2019
Sep 1945–Feb 1947
18-Month
44.89in
(1,140.21mm)
43.63in1.26in85th Driest
Driest since:
1918
45th Wettest
Wettest since:
2020
Mar 1945–Feb 1947
24-Month
62.99in
(1,599.95mm)
59.89in3.10in101st Driest
Driest since:
1935
29th Wettest
Wettest since:
2020
Mar 1944–Feb 1947
36-Month
93.62in
(2,377.95mm)
89.82in3.80in98th Driest
Driest since:
1957
31st Wettest
Wettest since:
2020
Mar 1943–Feb 1947
48-Month
121.48in
(3,085.59mm)
119.70in1.78in76th Driest
Driest since:
1957
52nd Wettest
Wettest since:
2019
Mar 1942–Feb 1947
60-Month
152.69in
(3,878.33mm)
149.55in3.14in82nd Driest
Driest since:
1957
45th Wettest
Wettest since:
2020

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