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 2016 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 2016
1-Month
2.39in
(60.71mm)
2.16in
(54.86mm)
0.23in83rd Driest
Driest since:
1952
48th Wettest
Wettest since:
2009
Sep–Oct 2016
2-Month
5.12in
(130.05mm)
4.65in
(118.11mm)
0.47in97th Driest
Driest since:
1952
34th Wettest
Wettest since:
2018
Aug–Oct 2016
3-Month
8.59in
(218.19mm)
7.26in
(184.40mm)
1.33in120th Driest
Driest since:
1952
11th Wettest
Wettest since:
2018
Ties: 1996
Jul–Oct 2016
4-Month
11.50in
(292.10mm)
10.04in
(255.02mm)
1.46in117th Driest
Driest since:
1952
14th Wettest
Wettest since:
1941
Jun–Oct 2016
5-Month
13.98in
(355.09mm)
12.96in
(329.18mm)
1.02in100th Driest
Driest since:
1952
31st Wettest
Wettest since:
1941
May–Oct 2016
6-Month
17.05in
(433.07mm)
15.87in
(403.10mm)
1.18in99th Driest
Driest since:
1952
32nd Wettest
Wettest since:
1941
Apr–Oct 2016
7-Month
20.05in
(509.27mm)
18.39in
(467.11mm)
1.66in107th Driest
Driest since:
1952
24th Wettest
Wettest since:
1941
Mar–Oct 2016
8-Month
22.97in
(583.44mm)
20.90in
(530.86mm)
2.07in113th Driest
Driest since:
1956
18th Wettest
Wettest since:
2019
Feb–Oct 2016
9-Month
24.90in
(632.46mm)
23.03in
(584.96mm)
1.87in110th Driest
Driest since:
1934
21st Wettest
Wettest since:
2019
Ties: 1912
Jan–Oct 2016
10-Month
26.94in
(684.28mm)
25.34in
(643.64mm)
1.60in104th Driest
Driest since:
1934
27th Wettest
Wettest since:
2019
Dec 2015–Oct 2016
11-Month
30.99in
(787.15mm)
27.69in
(703.33mm)
3.30in120th Driest
Driest since:
1931
10th Wettest
Wettest since:
2019
Nov 2015–Oct 2016
12-Month
34.34in
(872.24mm)
29.92in
(759.97mm)
4.42in126th Driest
Driest since:
1934
4th Wettest
Wettest since:
2019
May 2015–Oct 2016
18-Month
52.99in
(1,345.95mm)
45.81in7.18in128th Driest
Driest since:
1931
2nd WettestWettest to Date2019
Nov 2014–Oct 2016
24-Month
66.22in
(1,681.99mm)
59.87in6.35in122nd Driest
Driest since:
1931
7th Wettest
Wettest since:
2019
Nov 2013–Oct 2016
36-Month
96.58in
(2,453.13mm)
89.81in6.77in113th Driest
Driest since:
1956
15th Wettest
Wettest since:
2019
Nov 2012–Oct 2016
48-Month
127.57in
(3,240.28mm)
119.72in7.85in111th Driest
Driest since:
1956
16th Wettest
Wettest since:
2019
Nov 2011–Oct 2016
60-Month
155.62in
(3,952.75mm)
149.58in6.04in100th Driest
Driest since:
1934
26th Wettest
Wettest since:
2019

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