Climate at a Glance

National Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of July 2019. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, October 2009

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
October 2009
1-Month
4.29"
(108.97mm)
2.16"
(54.86mm)
2.13"
(54.11mm)
124th Driest Driest since: 2008 1952
1st Wettest Wettest to Date 2009
Sep–Oct 2009
2-Month
6.83"
(173.48mm)
4.65"
(118.11mm)
2.18"
(55.37mm)
122nd Driest Driest since: 2008 1952
3rd Wettest Wettest since: 1941 2018
Aug–Oct 2009
3-Month
9.52"
(241.81mm)
7.27"
(184.66mm)
2.25"
(57.15mm)
122nd Driest Driest since: 2008 1952
3rd Wettest Wettest since: 1941 2018
Jul–Oct 2009
4-Month
12.59"
(319.79mm)
10.05"
(255.27mm)
2.54"
(64.52mm)
122nd Driest Driest since: 2008 1952
3rd Wettest Wettest since: 1941 1941
Jun–Oct 2009
5-Month
15.60"
(396.24mm)
12.97"
(329.44mm)
2.63"
(66.80mm)
121st Driest Driest since: 2008 1952
4th Wettest Wettest since: 2004 1941
May–Oct 2009
6-Month
18.91"
(480.31mm)
15.88"
(403.35mm)
3.03"
(76.96mm)
121st Driest Driest since: 2008 1952
4th Wettest Wettest since: 2004 1941
Apr–Oct 2009
7-Month
21.74"
(552.20mm)
18.40"
(467.36mm)
3.34"
(84.84mm)
123rd Driest Driest since: 2008 1952
2nd Wettest Wettest since: 1941 1941
Mar–Oct 2009
8-Month
24.44"
(620.78mm)
20.91"
(531.11mm)
3.53"
(89.67mm)
124th Driest Driest since: 2008 1956
1st Wettest Wettest to Date 2009
Feb–Oct 2009
9-Month
25.99"
(660.15mm)
23.04"
(585.22mm)
2.95"
(74.93mm)
118th Driest Driest since: 2008 1934
7th Wettest Wettest since: 1975 2018
Jan–Oct 2009
10-Month
27.59"
(700.79mm)
25.36"
(644.14mm)
2.23"
(56.65mm)
110th Driest Driest since: 2008 1934
15th Wettest Wettest since: 2004 1998
Dec 2008–Oct 2009
11-Month
30.43"
(772.92mm)
27.70"
(703.58mm)
2.73"
(69.34mm)
112th Driest Driest since: 2008 1931
12th Wettest Wettest since: 1998 2017
Nov 2008–Oct 2009
12-Month
32.38"
(822.45mm)
29.93"
(760.22mm)
2.45"
(62.23mm)
108th Driest Driest since: 2008 1934
16th Wettest Wettest since: 2004 1973
May 2008–Oct 2009
18-Month
49.09"
(1,246.89mm)
45.83"
(1,164.08mm)
3.26"
(82.81mm)
100th Driest Driest since: 2008 1931
24th Wettest Wettest since: 2005 2016
Nov 2007–Oct 2009
24-Month
63.20"
(1,605.28mm)
59.90"
(1,521.46mm)
3.30"
(83.82mm)
97th Driest Driest since: 2008 1931
26th Wettest Wettest since: 2005 2017
Nov 2006–Oct 2009
36-Month
93.04"
(2,363.22mm)
89.86"
(2,282.44mm)
3.18"
(80.78mm)
90th Driest Driest since: 2008 1956
32nd Wettest Wettest since: 2006 1975
Nov 2005–Oct 2009
48-Month
122.34"
(3,107.44mm)
119.78"
(3,042.41mm)
2.56"
(65.03mm)
84th Driest Driest since: 2008 1956
37th Wettest Wettest since: 2007 1998
Nov 2004–Oct 2009
60-Month
153.27"
(3,893.06mm)
149.66"
(3,801.36mm)
3.61"
(91.70mm)
87th Driest Driest since: 2006 1934
33rd Wettest Wettest since: 2008 1997

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 25, 2019 from https://www.ncdc.noaa.gov/cag/