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.

October 2004 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
October 2004
1-Month
3.03in
(76.96mm)
2.16in
(54.86mm)
0.87in120th Driest
Driest since:
1952
11th Wettest
Wettest since:
2009
Sep–Oct 2004
2-Month
6.01in
(152.65mm)
4.65in
(118.11mm)
1.36in124th Driest
Driest since:
1952
7th Wettest
Wettest since:
2018
Aug–Oct 2004
3-Month
9.05in
(229.87mm)
7.26in
(184.40mm)
1.79in124th Driest
Driest since:
1952
7th Wettest
Wettest since:
2018
Jul–Oct 2004
4-Month
12.10in
(307.34mm)
10.04in
(255.02mm)
2.06in127th Driest
Driest since:
1952
4th Wettest
Wettest since:
1941
Jun–Oct 2004
5-Month
15.61in
(396.49mm)
12.96in
(329.18mm)
2.65in128th Driest
Driest since:
1952
3rd Wettest
Wettest since:
1941
May–Oct 2004
6-Month
18.95in
(481.33mm)
15.87in
(403.10mm)
3.08in127th Driest
Driest since:
1952
4th Wettest
Wettest since:
1941
Apr–Oct 2004
7-Month
21.45in
(544.83mm)
18.39in
(467.11mm)
3.06in124th Driest
Driest since:
1952
7th Wettest
Wettest since:
1941
Mar–Oct 2004
8-Month
23.46in
(595.88mm)
20.90in
(530.86mm)
2.56in120th Driest
Driest since:
1956
11th Wettest
Wettest since:
2019
Feb–Oct 2004
9-Month
25.90in
(657.86mm)
23.03in
(584.96mm)
2.87in121st Driest
Driest since:
1934
10th Wettest
Wettest since:
2019
Jan–Oct 2004
10-Month
27.87in
(707.90mm)
25.34in
(643.64mm)
2.53in116th Driest
Driest since:
1934
15th Wettest
Wettest since:
2019
Dec 2003–Oct 2004
11-Month
30.24in
(768.10mm)
27.69in
(703.33mm)
2.55in113th Driest
Driest since:
1931
17th Wettest
Wettest since:
2019
Ties: 1995
Nov 2003–Oct 2004
12-Month
32.79in
(832.87mm)
29.92in
(759.97mm)
2.87in114th Driest
Driest since:
1934
16th Wettest
Wettest since:
2019
May 2003–Oct 2004
18-Month
49.35in
(1,253.49mm)
45.81in3.54in112th Driest
Driest since:
1931
18th Wettest
Wettest since:
2019
Nov 2002–Oct 2004
24-Month
63.30in
(1,607.82mm)
59.87in3.43in105th Driest
Driest since:
1931
24th Wettest
Wettest since:
2019
Nov 2001–Oct 2004
36-Month
92.16in
(2,340.86mm)
89.81in2.35in87th Driest
Driest since:
1956
41st Wettest
Wettest since:
2019
Nov 2000–Oct 2004
48-Month
120.87in
(3,070.10mm)
119.72in1.15in70th Driest
Driest since:
1956
57th Wettest
Wettest since:
2019
Nov 1999–Oct 2004
60-Month
147.82in
(3,754.63mm)
149.58in-1.76in45th Driest
Driest since:
1934
81st Wettest
Wettest since:
2019

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