National Rankings

National Data Info
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.

Precipitation Rankings, October 2006

View Period (Months):
Download: csv json xml
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
October 2006
1-Month
2.90"
(73.66mm)
2.16"
(54.86mm)
0.74"
(18.80mm)
113th Driest
Driest since:
1952
16th Wettest
Wettest since:
2009
Ties: 2015
Sep–Oct 2006
2-Month
5.70"
(144.78mm)
4.65"
(118.11mm)
1.05"
(26.67mm)
114th Driest
Driest since:
1952
15th Wettest
Wettest since:
2018
Aug–Oct 2006
3-Month
8.50"
(215.90mm)
7.27"
(184.66mm)
1.23"
(31.24mm)
116th Driest
Driest since:
1952
13th Wettest
Wettest since:
2018
Jul–Oct 2006
4-Month
10.96"
(278.38mm)
10.05"
(255.27mm)
0.91"
(23.11mm)
101st Driest
Driest since:
1952
28th Wettest
Wettest since:
1941
Jun–Oct 2006
5-Month
13.52"
(343.41mm)
12.97"
(329.44mm)
0.55"
(13.97mm)
76th Driest
Driest since:
1952
53rd Wettest
Wettest since:
1941
May–Oct 2006
6-Month
15.81"
(401.57mm)
15.88"
(403.35mm)
-0.07"
(-1.78mm)
54th Driest
Driest since:
1952
75th Wettest
Wettest since:
1941
Apr–Oct 2006
7-Month
18.35"
(466.09mm)
18.40"
(467.36mm)
-0.05"
(-1.27mm)
56th Driest
Driest since:
1952
73rd Wettest
Wettest since:
1941
Mar–Oct 2006
8-Month
20.66"
(524.76mm)
20.91"
(531.11mm)
-0.25"
(-6.35mm)
48th Driest
Driest since:
1956
81st Wettest
Wettest since:
2019
Feb–Oct 2006
9-Month
22.18"
(563.37mm)
23.04"
(585.22mm)
-0.86"
(-21.85mm)
37th Driest
Driest since:
1934
92nd Wettest
Wettest since:
2019
Jan–Oct 2006
10-Month
24.79"
(629.67mm)
25.36"
(644.14mm)
-0.57"
(-14.47mm)
40th Driest
Driest since:
1934
89th Wettest
Wettest since:
2019
Dec 2005–Oct 2006
11-Month
27.08"
(687.83mm)
27.70"
(703.58mm)
-0.62"
(-15.75mm)
42nd Driest
Driest since:
1931
86th Wettest
Wettest since:
2019
Nov 2005–Oct 2006
12-Month
29.30"
(744.22mm)
29.93"
(760.22mm)
-0.63"
(-16.00mm)
44th Driest
Driest since:
1934
84th Wettest
Wettest since:
2019
May 2005–Oct 2006
18-Month
45.20"
(1,148.08mm)
45.83"
(1,164.08mm)
-0.63"
(-16.00mm)
46th Driest
Driest since:
1931
82nd Wettest
Wettest since:
2019
Nov 2004–Oct 2006
24-Month
60.23"
(1,529.84mm)
59.90"
(1,521.46mm)
0.33"
(8.38mm)
65th Driest
Driest since:
1931
62nd Wettest
Wettest since:
2019
Nov 2003–Oct 2006
36-Month
93.05"
(2,363.47mm)
89.86"
(2,282.44mm)
3.19"
(81.03mm)
92nd Driest
Driest since:
1956
34th Wettest
Wettest since:
2019
Nov 2002–Oct 2006
48-Month
123.57"
(3,138.68mm)
119.78"
(3,042.41mm)
3.79"
(96.27mm)
95th Driest
Driest since:
1956
30th Wettest
Wettest since:
2019
Nov 2001–Oct 2006
60-Month
152.43"
(3,871.72mm)
149.66"
(3,801.36mm)
2.77"
(70.36mm)
79th Driest
Driest since:
1934
45th Wettest
Wettest since:
2019

Citing This Page