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.

August 1933 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
August 1933
1-Month
2.85in
(72.39mm)
2.62in
(66.55mm)
0.23in97th Driest
Driest since:
1929
34th Wettest
Wettest since:
1977
Ties: 1932
Jul–Aug 1933
2-Month
5.68in
(144.27mm)
5.39in
(136.91mm)
0.29in93rd Driest
Driest since:
1930
38th Wettest
Wettest since:
1915
Jun–Aug 1933
3-Month
7.13in
(181.10mm)
8.32in
(211.33mm)
-1.19in9th Driest
Driest since:
1930
122nd Wettest
Wettest since:
1928
May–Aug 1933
4-Month
10.52in
(267.21mm)
11.23in
(285.24mm)
-0.71in27th Driest
Driest since:
1936
104th Wettest
Wettest since:
1915
Apr–Aug 1933
5-Month
13.06in
(331.72mm)
13.74in
(349.00mm)
-0.68in31st Driest
Driest since:
1934
100th Wettest
Wettest since:
2019
Mar–Aug 1933
6-Month
15.53in
(394.46mm)
16.25in
(412.75mm)
-0.72in36th Driest
Driest since:
1936
95th Wettest
Wettest since:
1905, 2019
Feb–Aug 1933
7-Month
17.47in
(443.74mm)
18.39in
(467.11mm)
-0.92in27th Driest
Driest since:
1934
104th Wettest
Wettest since:
2019
Jan–Aug 1933
8-Month
19.72in
(500.89mm)
20.70in
(525.78mm)
-0.98in31st Driest
Driest since:
1934
100th Wettest
Wettest since:
2019
Dec 1932–Aug 1933
9-Month
22.64in
(575.06mm)
23.04in
(585.22mm)
-0.40in48th Driest
Driest since:
1931
82nd Wettest
Wettest since:
2019
Ties: 1902
Nov 1932–Aug 1933
10-Month
24.66in
(626.36mm)
25.27in
(641.86mm)
-0.61in43rd Driest
Driest since:
1934
87th Wettest
Wettest since:
2019
Oct 1932–Aug 1933
11-Month
27.14in
(689.36mm)
27.44in
(696.98mm)
-0.30in46th Driest
Driest since:
1934
84th Wettest
Wettest since:
2019
Sep 1932–Aug 1933
12-Month
29.30in
(744.22mm)
29.93in
(760.22mm)
-0.63in45th Driest
Driest since:
1934
85th Wettest
Wettest since:
2019
Mar 1932–Aug 1933
18-Month
44.68in
(1,134.87mm)
46.20in-1.52in33rd Driest
Driest since:
1931
97th Wettest
Wettest since:
2019
Sep 1931–Aug 1933
24-Month
60.03in
(1,524.76mm)
59.88in0.15in59th Driest
Driest since:
1918
70th Wettest
Wettest since:
2020
Sep 1930–Aug 1933
36-Month
85.87in
(2,181.10mm)
89.82in-3.95in19th Driest
Driest since:
1956
109th Wettest
Wettest since:
2019
Sep 1929–Aug 1933
48-Month
112.74in
(2,863.60mm)
119.71in-6.97in8th Driest
Driest since:
1956
119th Wettest
Wettest since:
2019
Sep 1928–Aug 1933
60-Month
141.60in
(3,596.64mm)
149.56in-7.96in8th DriestDriest to Date1934
118th Wettest
Wettest since:
2020

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