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.

May 1942 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
May 1942
1-Month
3.15in
(80.01mm)
2.91in
(73.91mm)
0.24in88th Driest
Driest since:
1934
43rd Wettest
Wettest since:
2019
Apr–May 1942
2-Month
5.99in
(152.15mm)
5.42in
(137.67mm)
0.57in101st Driest
Driest since:
1934
30th Wettest
Wettest since:
1957
Mar–May 1942
3-Month
8.45in
(214.63mm)
7.93in
(201.42mm)
0.52in97th Driest
Driest since:
1925
34th Wettest
Wettest since:
1957, 1991
Feb–May 1942
4-Month
10.45in
(265.43mm)
10.07in
(255.78mm)
0.38in85th Driest
Driest since:
1925
46th Wettest
Wettest since:
2019
Jan–May 1942
5-Month
12.03in
(305.56mm)
12.38in
(314.45mm)
-0.35in58th Driest
Driest since:
1934
73rd Wettest
Wettest since:
2019
Dec 1941–May 1942
6-Month
14.84in
(376.94mm)
14.72in
(373.89mm)
0.12in68th Driest
Driest since:
1931
62nd Wettest
Wettest since:
2019
Nov 1941–May 1942
7-Month
16.56in
(420.62mm)
16.95in
(430.53mm)
-0.39in56th Driest
Driest since:
1934
74th Wettest
Wettest since:
1983
Oct 1941–May 1942
8-Month
20.33in
(516.38mm)
19.12in
(485.65mm)
1.21in99th Driest
Driest since:
1934
31st Wettest
Wettest since:
2019
Sep 1941–May 1942
9-Month
23.49in
(596.65mm)
21.61in
(548.89mm)
1.88in107th Driest
Driest since:
1934
23rd Wettest
Wettest since:
2019
Aug 1941–May 1942
10-Month
26.27in
(667.26mm)
24.23in
(615.44mm)
2.04in108th Driest
Driest since:
1918
22nd Wettest
Wettest since:
2019
Jul 1941–May 1942
11-Month
29.42in
(747.27mm)
27.02in
(686.31mm)
2.40in111th Driest
Driest since:
1931
19th Wettest
Wettest since:
2019
Jun 1941–May 1942
12-Month
33.22in
(843.79mm)
29.94in
(760.48mm)
3.28in118th Driest
Driest since:
1934
12th WettestWettest to Date2019
Dec 1940–May 1942
18-Month
47.65in
(1,210.31mm)
44.67in2.98in103rd Driest
Driest since:
1931
26th Wettest
Wettest since:
2019
Jun 1940–May 1942
24-Month
62.78in
(1,594.61mm)
59.89in2.89in102nd Driest
Driest since:
1931
27th Wettest
Wettest since:
2020
Jun 1939–May 1942
36-Month
89.66in
(2,277.36mm)
89.83in-0.17in59th Driest
Driest since:
1955
69th Wettest
Wettest since:
2019
Jun 1938–May 1942
48-Month
117.47in
(2,983.74mm)
119.71in-2.24in40th Driest
Driest since:
1956
87th Wettest
Wettest since:
2019
Jun 1937–May 1942
60-Month
148.69in
(3,776.73mm)
149.56in-0.87in53rd Driest
Driest since:
1957
73rd Wettest
Wettest since:
2020

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